-function enc_image_src($str) {
- list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
- return $src;
-}
-
-function enc_image_width($str) {
- list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
- return $width;
-}
-
-function enc_image_height($str) {
- list($src, $width, $height, $a, $b, $c) = explode(' ', $str);
- return $height;
+function wfpl_nth_word($str, $n) {
+ $a = explode(' ', $str);
+ return isset($a[$n]) ? $a[$n] : null;