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PHP | file_put_contents() Function

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.


Following below is the syntax to use this function -

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

Return Value

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


Try out the below example -

   echo file_put_contents("PhpProject/sample.txt" ,"Hello World!");


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



Try out the below example -

   $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";


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

Content has been loaded successfully

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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