Php ini_get function tutorial

Php ini_get function tutorial

Get_ini
(PHP 4 and PHP 5)

How to get-a configuration option for getting value

Description
How to obtain a string (string $ varname)
The configuration option of the returned value is successful.

Parameters

Varname
The name of the configuration option.


Return Value
The configuration option of the returned value is a string success, a NULL string failure, or a NULL value.

Instance

Example #1: How to obtain ()

<? Php
/*
Our php. ini contains the following settings:

Display_errors = On
Register_globals = Off
Post_max_size = 8 M
*/

Echo 'display _ errors = '. ini_get ('display _ errors'). "n ";
Echo 'register _ globals = '. ini_get ('register _ globals'). "n ";
Echo 'Post _ max_size = '. ini_get ('Post _ max_size'). "n ";
Echo 'Post _ max_size + 1 = '. (ini_get ('Post _ max_size') + 1). "n ";
Echo 'Post _ max_size in bytes = '. return_bytes (ini_get ('Post _ max_size '));

Function return_bytes ($ val ){
$ Val = trim ($ val );
$ Last = strtolower ($ val [strlen ($ val)-1]);
Switch ($ last ){
// The 'G' modifier is available since PHP 5.1.0
Case 'G ':
$ Val * = 1024;
Case 'M ':
$ Val * = 1024;
Case 'K ':
$ Val * = 1024;
}

Return $ val;
}

?>