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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 |
|---|---|
| 3170 | $filtered = str_replace($match[0], '', $filtered); |
| 3171 | $found = true; |
| 3172 | } |
| 3173 | |
| 3174 | if ( $found ) { |
| 3175 | // Strip out the whitespace that may now exist after removing the octets. |
| 3176 | $filtered = trim( preg_replace('/ +/', ' ', $filtered) ); |
| 3177 | } |
| 3178 | |
| 3179 | return apply_filters('sanitize_text_field', $filtered, $str); |
| 3180 | } |
| 3181 | |
| 3182 | /** |
| 3183 | * i18n friendly version of basename() |
| 3184 | * |
| 3185 | * @since 3.1.0 |
| 3186 | * |
| 3187 | * @param string $path A path. |
| 3188 | * @param string $suffix If the filename ends in suffix this will also be cut off. |