PHP/Utility Function/ini get

Check to see the maximum post value size

 
<?php 
    echo ini_get ("post_max_size") . "<br />"; 
    $myarray = ini_get_all(); 
    print_r($myarray); 
?>

string ini_get ( string varname ) reads a value from the php.ini file without altering it

 
<?
    print "Display_errors is turned on: ";
    print (int) ini_get("display_errors");
?>