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ftruncate() function in PHP

The ftruncate() function truncates a file to the specified length.

Returns true on success or false on failure.

Syntax

ftruncate(file,size)

Example

echo filesize("content.txt");

$file = fopen("content.txt", "r");

ftruncate($file,70);

fclose($file);

clearstatcache();

echo filesize("content.txt");

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