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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2439 | /** |
| 2440 | * Filters a sanitized HTML class string. |
| 2441 | * |
| 2442 | * @since 2.8.0 |
| 2443 | * |
| 2444 | * @param string $sanitized The sanitized HTML class. |
| 2445 | * @param string $classname HTML class before sanitization. |
| 2446 | * @param string $fallback The fallback string. |
| 2447 | */ |
| 2448 | return apply_filters( 'sanitize_html_class', $sanitized, $classname, $fallback ); |
| 2449 | } |
| 2450 | |
| 2451 | /** |
| 2452 | * Strips out all characters not allowed in a locale name. |
| 2453 | * |
| 2454 | * @since 6.2.1 |
| 2455 | * |
| 2456 | * @param string $locale_name The locale name to be sanitized. |
| 2457 | * @return string The sanitized value. |