ob_get_length

(PHP 4 >= 4.0.2, PHP 5)

ob_get_length — Return the length of the output buffer

说明

int ob_get_length ( void )

This will return the length of the contents in the output buffer.

返回值

Returns the length of the output buffer contents or FALSE if no buffering is active.

范例

Example#1 A simple ob_get_length() example


<?php

ob_start();

echo "Hello ";

$len1 = ob_get_length();

echo "World";

$len2 = ob_get_length();

ob_end_clean();

echo $len1 . ", ." . $len2;
?>

上例将输出：

6, 11

参见

ob_start()
ob_get_contents()


	PHP5中文手册 ob_get_flush ob_get_level Output Control PHP Manual ob_get_length (PHP 4 >= 4.0.2, PHP 5) ob_get_length — Return the length of the output buffer 说明 int ob_get_length ( void ) This will return the length of the contents in the output buffer. 返回值 Returns the length of the output buffer contents or `FALSE` if no buffering is active. 范例 Example#1 A simple ob_get_length() example `<?php ob_start(); echo "Hello "; $len1 = ob_get_length(); echo "World"; $len2 = ob_get_length(); ob_end_clean(); echo $len1 . ", ." . $len2; ?>` 上例将输出： 6, 11 参见 ob_start() ob_get_contents() ob_get_flush ob_get_level Output Control PHP Manual