WordPress at a glance
function is not described

POMO_FileReader::read_all() public WP 1.0

{} It's a method of the class: POMO_FileReader{}

No Hooks.

Return

String. Null. Nothing.

Usage

$POMO_FileReader = new POMO_FileReader();
$POMO_FileReader->read_all();

Code of POMO_FileReader::read_all() WP 5.7

<?php
function read_all() {
	$all = '';
	while ( ! $this->feof() ) {
		$all .= $this->read( 4096 );
	}
	return $all;
}