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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 |
|---|---|
| 3526 | * @type string $file Filename being edited. |
| 3527 | * @type WP_Theme $theme Theme being edited when on theme editor. |
| 3528 | * @type string $plugin Plugin being edited when on plugin editor. |
| 3529 | * @type array $codemirror Additional CodeMirror setting overrides. |
| 3530 | * @type array $csslint CSSLint rule overrides. |
| 3531 | * @type array $jshint JSHint rule overrides. |
| 3532 | * @type array $htmlhint JSHint rule overrides. |
| 3533 | * } |
| 3534 | */ |
| 3535 | return apply_filters( 'wp_code_editor_settings', $settings, $args ); |
| 3536 | } |
| 3537 | |
| 3538 | /** |
| 3539 | * Retrieves the contents of the search WordPress query variable. |
| 3540 | * |
| 3541 | * The search query string is passed through esc_attr() to ensure that it is safe |
| 3542 | * for placing in an html attribute. |
| 3543 | * |
| 3544 | * @since 2.3.0 |