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PHP fflush () function

PHP Filesystem Reference Manual Complete PHP Filesystem Reference Manual

Definition and Usage

fflush () function to open a file write all buffered output.

If successful it returns TRUE, on failure returns FALSE.

grammar

fflush(file)

参数 描述
file 必需。规定要检查的打开文件流。


Examples

<?php
$file = fopen("test.txt","r+");
// some code
fflush($file);
?>


PHP Filesystem Reference Manual Complete PHP Filesystem Reference Manual