src/Ubiquity/utils/http/USession.php
public static function concat($key, $str, $default = NULL) {
		return self::set ( $key, self::get ( $key, $default ) . $str );
	}
public static function concat($key, $str, $default = NULL) {
		return self::set ( $key, self::get ( $key, $default ) . $str );
	}
public static function concat ( $ key , $ str , $ default = NULL ) { return self :: set ( $ key , self :: get ( $ key , $ default ) . $ str ) ; }
Adds a string at the end of the value at the key index in session

@param string $key
@param string $str
@return string
Adds a string at the end of the value at the key index in session