wp_spaces_regexp ( No parameters )
- (string) The spaces regexp.
- Introduced in WordPress: 4.0.0
- Deprecated in WordPress: —
Returns the regexp for common whitespace characters.By default, spaces include new lines, tabs, nbsp entities, and the UTF-8 nbsp.
This is designed to replace the PCRE \s sequence. In ticket #22692, that
sequence was found to be unreliable due to random inclusion of the A0 byte.