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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 |
|---|---|
| 1089 | |
| 1090 | /** |
| 1091 | * Filter translated strings prepared for TinyMCE. |
| 1092 | * |
| 1093 | * @since 3.9.0 |
| 1094 | * |
| 1095 | * @param array $mce_translation Key/value pairs of strings. |
| 1096 | * @param string $mce_locale Locale. |
| 1097 | */ |
| 1098 | $mce_translation = apply_filters( 'wp_mce_translation', $mce_translation, $mce_locale ); |
| 1099 | |
| 1100 | foreach ( $mce_translation as $key => $value ) { |
| 1101 | // Remove strings that are not translated. |
| 1102 | if ( $key === $value ) { |
| 1103 | unset( $mce_translation[$key] ); |
| 1104 | continue; |
| 1105 | } |
| 1106 | |
| 1107 | if ( false !== strpos( $value, '&' ) ) { |