fflush() function in PHP

PHPProgrammingServer Side Programming

The fflush() function flushes the output to an open file. This function forces a write of all buffered output to the resource pointed to by the file handle.

Syntax

fflush(file_pointer)

Parameters

  • file_pointer − Specify the open file stream.

Return

The fflush() function returns.

  • TRUE on success
  • FALSE on failure

Example

<?php
   $file_pointer = fopen("one.txt","r+");
   fflush($file_pointer);
?>

Output

test line

Let us see another example.

Example

<?php
   $file_pointer = fopen("two.txt", "r");
   $res = fgets($file_pointer);
   while(! feof($file_pointer))
   fflush($check);
   fclose($file_pointer);
?>

Output

Java is a programming language.
JavaScript is a scripting language.
raja
Published on 03-Oct-2018 08:55:59
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