Laravel csrf token mismatch on ajax POST Request

August 24, 2018 XpertPhp

In this article, we will discuss how to fix csrf token mismatch error in laravel. so here we will give you a simple example of laravel with ajax POST Request.

whenever we send post data using ajax with laravel, at that time given csrf token mismatch error. if csrf token enables in our project then it third party can not attack our site. so csrf token is most important of our site for security.

if you are passing data using ajax with the post method and do not pass csrf token otherwise it will be given an error. so always keep in mind that when using ajax in laravel and if already enabled of csrf token then pass the csrf token in the ajax.

There are two ways to pass the csrf token in laravel. csrf token pass in meta tag laravel and csrf token pass in laravel ajax.

csrf token pass in meta tag laravel

In this step, you can add code on the top head in the blade file. so you can see the below example.

<head>
<meta name="csrf-token" content="{{ csrf_token() }}">
</head>

<head>

</head>

csrf token pass in laravel ajax

In this step, we need to pass the csrf token in the data parameter. if you use ajax form serialize then you have to pass “@csrf” in the form tag. if you do not use ajax form serialize, you can use the below example.

$.ajax({
   type: "POST",
   data: {"_token": '{{ csrf_token() }}',"field_key": field_value},
   url: your_url,
   success: function(msg){
     // do whatever you want with the response 
   }
});

$.ajax({

type: "POST",

data: {"_token": '{{ csrf_token() }}',"field_key": field_value},

url: your_url,

success: function(msg){

// do whatever you want with the response

}

});

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