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<?php
/*
* Foo Functions - Arrays
* A bunch of common and useful functions related to arrays
*
* Author: Brad Vincent
* Author URI: http://fooplugins.com
* License: GPL2
*/
if ( !function_exists( 'foo_safe_get' ) ) {
/**
* safely get a value from an array
*
* @param array $array The array we want to extract info from.
* @param string $key The key of the item within the array.
* @param mixed $default The default value toi return if the value is not found in the array.
*
* @return mixed
*/
function foo_safe_get($array, $key, $default = null) {
if ( !is_array( $array ) ) return $default;
$value = array_key_exists( $key, $array ) ? $array[$key] : null;
if ( $value === null ) {
return $default;
}
return $value;
}
}
if ( !function_exists( 'safe_get_from_request' ) ) {
/**
* Safely get a value from the global $_REQUEST array
*
* @param string $key The key of the item within the array.
* @param mixed $default The default value toi return if the value is not found in the array.
*
* @return mixed
*/
function safe_get_from_request($key, $default = null) {
return foo_safe_get( $_REQUEST, $key, $default );
}
}
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