Php unserialize jquery serialized

coderain by @shubham715 php html js react css html

The Jquery serialize method just takes the form elements and puts them in string form. example — «firstvariable=value&secondvariable=othervalue»;
if you are not using associative array then you can access this variable by $_GET and $_POST method.

Example =
$variable1 = $_GET[‘ firstvariable ‘];

but if your data in an array then you need to unserialize jquery serialized data in php. you can unserialize jquery seralized data by usin this methods.

you can unserialize jquery serialize data into php by using parse_str.

 $params = array(); parse_str($_GET, $params);
  $params = array(); parse_str($_POST, $params);
if your data serialize data in a variable then you need to use-
 parse_str($_POST['formdata'], $params);
you can also use this function to unserialize your data
function unserializeForm($str)  $returndata = array(); $strArray = explode("&", $str); $i = 0; foreach ($strArray as $item)  $array = explode(" pun">, $item); $returndata[$array[0]] = $array[1]; > return $returndata; > 
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How to unserialize jquery serialized data in php?

the ajax blocks always returns false This is the jquery code This is the PHP Code in form_submit.php ?> Solution 1: Your problem is about parameters names At jquery the parameter is defined as: At PHP, you are using a sds prefix (as write in the form): Your parameters should match with AJAX, not with form (as below). And I use jQuery serialize() to collect data from the form and send to the server side ( test.php in my case) using $.post : If I understood correctly — with var formData = $(«form»).serialize(); the data that are sent to the server will be a string that will look something like this: 1.

How to unserialize jquery serialized data in php?

$('#new-store-pickup').on("click",function()< var businessHoursManager = $("#businessHoursContainer3").businessHours(); $('#businesshourvalue').val(JSON.stringify(businessHoursManager.serialize())); $('#new-product-form').submit(); return false; >); 

How do I unserialize the above data in PHP?

Simple use json_decode for decode json data in php

,,,,,,]' ; echo "
"; $converted = json_decode($json); print_r($converted); ?> 

How to get the POST values from serializeArray in PHP?, To get the POST values from serializeArray in PHP, use the serializeArray() method. The serializeArray( ) method serializes all forms and form elements like the .serialize() method but returns a JSON data structure for you to work with. Let’s say we have the PHP content in serialize.php file:

How to PHP : How do I PHP-unserialize a jQuery

How to PHP : How do I PHP - unserialize a jQuery -serialized form ? [ Ext for Developers : https://www.hows.tech/p/recommended.html ] How to PHP : How do I …

JQuery & PHP: Calculate the sum and send it back to client

I have the following HTML form with input elements:

 
Aster:
Daffodil:
Rose:
Place Order

And I use jQuery serialize() to collect data from the form and send to the server side ( test.php in my case) using $.post :

 $(function() < $("button").click(function(e) < var formData = $("form").serialize(); $.post("test.php", formData, processServerResponse); e.preventDefault(); >); >); function processServerResponse(data) < $("div.dcell").hide(); $("#buttonDiv").append('
'+data.total+'
'); $("#buttonDiv button").remove(); >

If I understood correctly - with var formData = $("form").serialize(); the data that are sent to the server will be a string that will look something like this:

1. How to access these values in PHP ?

2. If there are a large number of input elements that each has its own unique name, how can we iterate (and avoid using $_POST['input_name'] for each element individually -> $_POST['aster'], $_POST['rose'] and so on. ) and calculate the sum in PHP ?

3. How to send that calculated sum back to client (f rom PHP to jQuery/Client side )?

Based on some answers I received here, I tried the following way:

$value) < $sum += (int)$value; >$_POST['total'] = $sum; echo json_encode($_POST['total']); 
function processServerResponse(data) < $("div.dcell").hide(); $("#buttonDiv").append('
'+data+'
'); $("#buttonDiv button").remove(); >

And it works - it displays the sum.

$asterPostVariable = $_POST['aster']; 

2 Iterate over the $_POST array

foreach ( $_POST as $key => $val ) < // Do calculation, your value from input element is in $val $sum += $val; // You could also check your $key if you don't want to sum all post variables >
echo json_encode( ['sum' => $calculatedSum] ); 

2 Iterate over the $_POST array

foreach ( $_POST as $key => $val ) < // You could also check your $key if you don't want to sum all post variables. This solution is based on that your form elements that you want to calculate are named with the initial fl_ if ( substr($key, 0, 3) == 'fl_' ) $sum += $val; >

To answer all three your questions:

1. To access the values, you would use the superglobal variables. For example:

2. To iterate through all elements, use the foreach statement. For example:

$sum = 0; foreach($_POST as $name => $value) < $sum += strtoint($value); >$final = array( sum => $sum ); 

3. To return the values back to the JavaScript, use json_encode together with echo . Also make sure not to echo any data that you don't want to return. For example:

You can have each of your flower variables be the index of an array:

 
Aster:
Daffodil:
Rose:
Place Order

and then you can iterate over this array:

foreach($_POST['flowers'] as $flowerType => $count) < // do something >

I would try to avoid iterating over the entire array of $_POST as you may want to add more variables (unrelated to flowers) to this form later on.

You can use echo json_encode($result); when sending it back to the client

If you're getting an undefined response to your post, you should check your PHP error logs as it's likely that your script is failing or exiting before echoing anything out.

  1. You shouldn't have to unserialize anything in PHP from the jquery serialize method. If you serialize the data, it should be sent to PHP as query parameters if you are using a GET method ajax request or post vars if you are using a POST ajax request. So in PHP, you would access values like $_POST["varname"] or $_GET["varname"] depending on the request type.

The serialize method just takes the form elements and puts them in string form. "varname=val&var2=val2"

  1. Iterate the request param $_REQUEST or $_POST.
  2. convert it to json and echo it back ex. echo json_encode($data);

Retrieving serialize data in a PHP file called using AJAX, Provided that your server is receiving a string that looks something like this $("form").serialize(); "param1=someVal¶m2=someOtherVal"

Problems with passing data to php using jquery ajax

I have a html form that is supposed to submit data to a php file through jquery ajax. the code can be seen below.The problem I am having is that on clicking submit, the ajax seems not to be passing data to php as the console.log under the done() function returns a $data object showing that all fields are empty (i.e returning the error messages when the fields are empty). I am simply not getting where the problem is. When I submit the form without using ajax i.e disabling the entire $('form').submit (. ) block, the success message returns true. the ajax blocks always returns false

 
subject*
enquiry*
//form data submission $('form').submit(function(event)< var form_data = < 'customer_name' : $('#sds_sender_name').val(), 'customer_email' : $('#sds_sender_email').val(), 'email_subject': $('#sds_email_subject').val(), 'enquiry': $('#sds_sender_enquiry').val() >; console.log(form_data); $.ajax(< url :'form_submit.php', type:'POST', data:form_data, dataType:'json', >).done(function(data)< console.log(data); >).fail(function(xhr, ajaxOptions, thrownError)< console.log("ERROR:" + xhr.responseText+" - "+thrownError); >); event.preventDefault(); >); 

This is the PHP Code in form_submit.php

 //validate email if(empty($customer_email))< $errors['customer_email'] = 'email is required'; >else < if(!filter_var($customer_email,FILTER_VALIDATE_EMAIL))< $errors['customer_email'] = 'email provided is invalid'; >$customer_email = filter_var($customer_email,FILTER_SANITIZE_EMAIL); > //validate form subject if(empty($email_subject))< $errors['email_subject'] = 'subject is required'; >else < $email_subject = filter_var($email_subject,FILTER_SANITIZE_STRING); >//validate form comments if(empty($enquiry))< $errors['enquiry'] = 'please enter your enquiry'; >else < $enquiry = filter_var($enquiry,FILTER_SANITIZE_STRING); >if(!empty($errors))< $data['success'] = false; $data['errors'] = $errors; >else < $data['success'] = true; $data['message'] = "Your email has been sucessfully sent. Thank you for your enquiry. Exepect a response soon!"; //further data processing here. >echo json_encode($data); 

Your problem is about parameters names At jquery the parameter is defined as:

At PHP, you are using a sds prefix (as write in the form):

//get form data $customer_name = $_POST['sds_customer']; $customer_email = $_POST['sds_form_email']; $email_subject = $_POST['sds_form_subject']; $enquiry = $_POST['sds_form_enquiry']; 

Your parameters should match with AJAX, not with form (as below).

$customer_name = $_POST['customer_name']; $customer_email = $_POST['customer_email']; $email_subject = $_POST['email_subject']; $enquiry = $_POST['enquiry']; 

Or just use serialized on form:

$.ajax( data: $("#sds_contact_form").serialize(), /*** others parameters ***/ 
$("#sds_contact_form").serialize() // returns all the data in your form $.ajax( < type: "POST", url: 'form_submit.php', data: $("#sds_contact_form").serialize(), dataType:'json', success: function(data) < console.log(data); >>); 

In you php file Unserialize your data

Unserialize PHP Array in Javascript, If you can access the PHP source of were the serialization happens, then change this to produce JSON instead. PHP offers json_encode for that, and JavaScript has JSON.parse to decode it. This is certainly the way to go if you can. If with those remarks you still see the need for a JS unserialise function, then read on.

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