Return the length of the output buffer
Syntax
ob_get_length(): int|false
Return
Returns the length of the output buffer contents, in bytes, or false if no buffering is active.
Examples
1 · return
<? ob_start(); $return = ob_get_length(); echo $return; ?>
0
2
<? ob_start(); echo 'output1'; $return1 = ob_get_length(); echo 'output2'; $return2 = ob_get_length(); ob_end_clean(); echo $return1 . PHP_EOL . $return2; ?>
7 14