1: <?php
 2: 
 3: /**
 4:  * Join path.
 5:  *
 6:  * @param string $args
 7:  *
 8:  * @return string
 9:  */
10: function join_path($args)
11: {
12:     $args = func_get_args();
13:     $forwardSlash = reset($args)[0] === '/' ? '/' : '';
14: 
15:     return $forwardSlash . implode(DIRECTORY_SEPARATOR, array_map(function ($arg) {
16:         return trim($arg, " \t\n\r\0\x0b\/\\");
17:     }, $args));
18: }
19: