ajax dont send the variables, send undefined









up vote
0
down vote

favorite












I have code in html inputs and checkbox the javascript code collects the data of the inputs and in ajax must send the information does not reach the php where it receives it and puts it in session.



ajax send the array for the php file, but the array is empty and i dont know what happen, im sorry my english is very ugly :(






function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





this is the code of the php file:



<?php
 session_start();
 if(!empty($_POST)) 
 //si llega id y cantidad
 $canti = $_POST['cantidades'];
 $_SESSION["canti"] = $canti;
 
?>





javascript php jquery html ajax







share|improve this question























  • Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
    – Taplar
    Nov 9 at 18:15










  • Possible duplicate of How to get useful error messages in PHP?
    – miken32
    Nov 9 at 18:18










  • @Taplar the problem is more likely that they are trying to append an array to a string.
    – miken32
    Nov 9 at 18:19










  • var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
    – Aravind Bhat K
    Nov 9 at 18:21










  • i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
    – Juanjose Herrera
    Nov 9 at 18:25














up vote
0
down vote

favorite












I have code in html inputs and checkbox the javascript code collects the data of the inputs and in ajax must send the information does not reach the php where it receives it and puts it in session.



ajax send the array for the php file, but the array is empty and i dont know what happen, im sorry my english is very ugly :(






function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





this is the code of the php file:



<?php
 session_start();
 if(!empty($_POST)) 
 //si llega id y cantidad
 $canti = $_POST['cantidades'];
 $_SESSION["canti"] = $canti;
 
?>





javascript php jquery html ajax







share|improve this question























  • Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
    – Taplar
    Nov 9 at 18:15










  • Possible duplicate of How to get useful error messages in PHP?
    – miken32
    Nov 9 at 18:18










  • @Taplar the problem is more likely that they are trying to append an array to a string.
    – miken32
    Nov 9 at 18:19










  • var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
    – Aravind Bhat K
    Nov 9 at 18:21










  • i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
    – Juanjose Herrera
    Nov 9 at 18:25












up vote
0
down vote

favorite









up vote
0
down vote

favorite











I have code in html inputs and checkbox the javascript code collects the data of the inputs and in ajax must send the information does not reach the php where it receives it and puts it in session.



ajax send the array for the php file, but the array is empty and i dont know what happen, im sorry my english is very ugly :(






function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





this is the code of the php file:



<?php
 session_start();
 if(!empty($_POST)) 
 //si llega id y cantidad
 $canti = $_POST['cantidades'];
 $_SESSION["canti"] = $canti;
 
?>





javascript php jquery html ajax







share|improve this question















I have code in html inputs and checkbox the javascript code collects the data of the inputs and in ajax must send the information does not reach the php where it receives it and puts it in session.



ajax send the array for the php file, but the array is empty and i dont know what happen, im sorry my english is very ugly :(






function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





this is the code of the php file:



<?php
 session_start();
 if(!empty($_POST)) 
 //si llega id y cantidad
 $canti = $_POST['cantidades'];
 $_SESSION["canti"] = $canti;
 
?>





function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





function addcarto() 
 var quantity1 = document.getElementById("quiantitynice1").value;
 var quantity2 = document.getElementById("quiantitynice2").value;
 var quantity3 = document.getElementById("quiantitynice3").value;
 var quantity4 = document.getElementById("quiantitynice4").value;
 var quantity5 = document.getElementById("quiantitynice5").value;
 var quantity6 = document.getElementById("quiantitynice6").value;
 var quantity7 = document.getElementById("quiantitynice7").value;
 var quantity8 = document.getElementById("quiantitynice8").value;
 var quantity9 = document.getElementById("quiantitynice9").value;
 var quantity10 = document.getElementById("quiantitynice10").value;
 var quantity11 = document.getElementById("quiantitynice11").value;
 var quantity12 = document.getElementById("quiantitynice12").value;
 var quantity13 = document.getElementById("quiantitynice13").value;
 var quantity14 = document.getElementById("quiantitynice14").value;
 var quantity15 = document.getElementById("quiantitynice15").value;
 var quantity16 = document.getElementById("quiantitynice16").value;
 var quantity17 = document.getElementById("quiantitynice17").value;
 var quantity18 = document.getElementById("quiantitynice18").value;
 var quantity19 = document.getElementById("quiantitynice19").value;
 var quantity20 = document.getElementById("quiantitynice20").value;
 var quantity21 = document.getElementById("quiantitynice21").value;

 var quantities = [quantity1, quantity2, quantity3, quantity4, quantity5, quantity6, quantity7, quantity8, quantity9, quantity10, quantity11, quantity12, quantity13, quantity14, quantity15, quantity16, quantity17, quantity18, quantity19, quantity20, quantity21];
 
 $.ajax(
 type: 'post',
 url: 'php/addCart2.php',
 data: 'cantidades=' + quantities,
 //data: 'cantidades': JSON.stringify(quantities),
 success: function (response) 
 
 alert(response.status);
 ,
 error: function () 
 alert("error");
 
 );

<div class="form-check">
 <input class="form-check-input" name="ingrediente" type="checkbox" id="ing19" value="19">
 <label class="form-check-label" for="ing19">CAMARON</label>
</div>
<div class="quiantitynice" id="quiantitynice19" style='position:relative;display:none'>
 <input class="formgroup" type="number" name="quantity" id="quiantitynice19" min="1" value="" Style="width:45Px" placeholder="1">
 </div>
 
<div class="row text-center">
 <div class="col">
 <button class="btn btn-lg btn-wy" name ="btnsubmin" type = "submit" onclick="addcarto('');">AGREGAR</button>
 </div>
 </div>





javascript php jquery html ajax




javascript php jquery html ajax






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 9 at 18:32

























asked Nov 9 at 18:03









Juanjose Herrera

166




166











  • Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
    – Taplar
    Nov 9 at 18:15










  • Possible duplicate of How to get useful error messages in PHP?
    – miken32
    Nov 9 at 18:18










  • @Taplar the problem is more likely that they are trying to append an array to a string.
    – miken32
    Nov 9 at 18:19










  • var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
    – Aravind Bhat K
    Nov 9 at 18:21










  • i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
    – Juanjose Herrera
    Nov 9 at 18:25
















  • Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
    – Taplar
    Nov 9 at 18:15










  • Possible duplicate of How to get useful error messages in PHP?
    – miken32
    Nov 9 at 18:18










  • @Taplar the problem is more likely that they are trying to append an array to a string.
    – miken32
    Nov 9 at 18:19










  • var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
    – Aravind Bhat K
    Nov 9 at 18:21










  • i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
    – Juanjose Herrera
    Nov 9 at 18:25















Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
– Taplar
Nov 9 at 18:15




Try using developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/… on your data you are trying to send to the endpoint, because the string you are building to send may not be encoding the of the array
– Taplar
Nov 9 at 18:15












Possible duplicate of How to get useful error messages in PHP?
– miken32
Nov 9 at 18:18




Possible duplicate of How to get useful error messages in PHP?
– miken32
Nov 9 at 18:18












@Taplar the problem is more likely that they are trying to append an array to a string.
– miken32
Nov 9 at 18:19




@Taplar the problem is more likely that they are trying to append an array to a string.
– miken32
Nov 9 at 18:19












var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
– Aravind Bhat K
Nov 9 at 18:21




var quantity1 = document.getElementById("quiantitynice1").value; It gives you the error, because in your html code, JS engine does not find any id called "quiantitynice1" . And once if u get JS error it doesn't go for further processing.
– Aravind Bhat K
Nov 9 at 18:21












i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
– Juanjose Herrera
Nov 9 at 18:25




i solved the problem, in javascript the variable quantities , does not have the "var" and the php file is missing, but now it is more complex because the error that it says to me is: undefined, im going to edit the post
– Juanjose Herrera
Nov 9 at 18:25












1 Answer
1






active

oldest

votes

















up vote
0
down vote



accepted










use these code in your ajax:



 contentType: 'application/json; charset=utf-8',
 dataType: "JSON",





share|improve this answer




















    Your Answer






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    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    0
    down vote



    accepted










    use these code in your ajax:



     contentType: 'application/json; charset=utf-8',
     dataType: "JSON",





    share|improve this answer
























      up vote
      0
      down vote



      accepted










      use these code in your ajax:



       contentType: 'application/json; charset=utf-8',
       dataType: "JSON",





      share|improve this answer






















        up vote
        0
        down vote



        accepted







        up vote
        0
        down vote



        accepted






        use these code in your ajax:



         contentType: 'application/json; charset=utf-8',
         dataType: "JSON",





        share|improve this answer












        use these code in your ajax:



         contentType: 'application/json; charset=utf-8',
         dataType: "JSON",






        share|improve this answer












        share|improve this answer



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        answered Nov 10 at 7:35









        shaghayegh sheykholeslami

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