PHP | file_put_contents() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP file_put_contents() Function.

The built-in PHP file_put_contents() function writes a string to file.

Syntax

Following below is the syntax to use this function -

int file_put_contents ( string $filename , mixed $data [, int $flags = 0 [, resource $context ]] )

READ: PHP | file_exists() Function

Return Value

It returns the number of characters written to the file on success, otherwise FALSE on failure.

Example1

Try out the below example -

<?php
   echo file_put_contents("PhpProject/sample.txt" ,"Hello World!");
?> 

Output

When the above code is executed, it will produce the following result -

11

Example2

Try out the below example -

<?php
   $file = "/PhpProject1/sample.txt";
   // The new person to add to the file
   $test = " Webdesigntutorialz";
   // using the FILE_APPEND flag to append the content to the end of the file
   // and the LOCK_EX flag to prevent anyone else writing to the file at the same time
   file_put_contents($file, $test, FILE_APPEND | LOCK_EX);
   echo "Content has been loaded successfully";
?>

Output

When the above code is executed, it will produce the following result -

Content has been loaded successfully

READ: PHP | file_get_contents() Function

Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP file() Function.

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