_get_wptexturize_split_regex( string $shortcode_regex = '' ): string
- Since
- 4.4.0
- Source
wp-includes/formatting.php:686
Compatibility
- WordPress
- since 4.4.0
- PHP
- 7.4–8.6-dev
- 6.7.7
- 6.8.8
- 6.9.7
- 7.0.4
- 7.1.0
Present in every tracked release (6.7.7 to 7.1.0), and compiles on PHP 7.4 through 8.6-dev.
Parameters
$shortcode_regexstringoptional- The result from _get_wptexturize_shortcode_regex().Default:
''
Return value
string- The regular expression.
Performance profile
How much work a call to _get_wptexturize_split_regex() does, and what it touches: the algorithmic scaling, the Zend instruction count per call across PHP versions, the hooks it hands control to, and the core code that calls it. Measured from the compiled opcodes, not a stopwatch, so every number is identical on any machine running the same PHP version, and every function in core is ranked by cost.
- Cost class
- Trivial
- Scaling
- Constant
- Instructions
- 9–12
- Plugin surface
- None
- Called by
- 1
Touches nothing outside its own arguments.
No loop in the body: the same number of instructions runs whatever you pass in.
Executed per call on PHP 8.5, depending on the branch taken. The body compiles to 15.
Nothing here hands control to plugin code.
1 place in core call this, so the cost is paid more often than your own code shows.
What one call costs · 1 distinct outcome
One number would be a lie: the work depends on which branch runs. These are every distinct cost _get_wptexturize_split_regex() can have, taken from its control-flow graph on PHP 8.5.
| When | Instructions | Calls it makes |
|---|---|---|
| always | 9–12 | none |
Across PHP versions
Compiles the same on PHP 7.4, 8.1, 8.2, 8.3, 8.4, 8.5 and 8.6-dev: 15 instructions, 9–12 executed per call, 2 branches. The work does not change between versions.
An instruction is not a fixed amount of time, so a matching count is not necessarily the same speed; what it rules out is a difference in the work itself.
Used by · 1
- wptexturize()Replaces common plain text characters with formatted entities.
Source code
function _get_wptexturize_split_regex( $shortcode_regex = '' ) { static $html_regex; if ( ! isset( $html_regex ) ) { // phpcs:disable Squiz.Strings.ConcatenationSpacing.PaddingFound -- don't remove regex indentation $comment_regex = '!' // Start of comment, after the <. . '(?:' // Unroll the loop: Consume everything until --> is found. . '-(?!->)' // Dash not followed by end of comment. . '[^\-]*+' // Consume non-dashes. . ')*+' // Loop possessively. . '(?:-->)?'; // End of comment. If not found, match all input. $html_regex = // Needs replaced with wp_html_split() per Shortcode API Roadmap. '<' // Find start of element. . '(?(?=!--)' // Is this a comment? . $comment_regex // Find end of comment. . '|' . '[^>]*>?' // Find end of element. If not found, match all input. . ')'; // phpcs:enable } if ( empty( $shortcode_regex ) ) { $regex = '/(' . $html_regex . ')/'; } else { $regex = '/(' . $html_regex . '|' . $shortcode_regex . ')/'; } return $regex;}Changelog
Introduced in 4.4.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
About this page
- Parsed data
- Generated from the wordpress-develop 7.1.0 tag, from
src/wp-includes/formatting.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it. - Corrections
- Something wrong on this page? Report it and it gets fixed in the next regeneration.