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PHP Function fflush()
Syntax
bool fflush ( resource $handle );
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Definition and Usage
This function forces a write of all buffered output to the resource pointed to by the file handle.
Paramters
Parameter | Description |
handle | The file pointer must be valid, and must point to a file successfully opened by fopen() or fsockopen() (and not yet closed by fclose()). |
Return Value
Returns TRUE on success or FALSE on failure.
Example
Following is the usage of this function:
<?php
if ($f = fopen('myfile.txt', 'r')) do {
$line = fgets($f);
echo "$line";
// do any stuff here...
} while (!feof($f));
fflush($f);
// do any stuff here...
fclose($f);
?>
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This will produce following result:
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