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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 |
|---|---|
| 3740 | * @type string $file Filename being edited. |
| 3741 | * @type WP_Theme $theme Theme being edited when on theme editor. |
| 3742 | * @type string $plugin Plugin being edited when on plugin editor. |
| 3743 | * @type array $codemirror Additional CodeMirror setting overrides. |
| 3744 | * @type array $csslint CSSLint rule overrides. |
| 3745 | * @type array $jshint JSHint rule overrides. |
| 3746 | * @type array $htmlhint JSHint rule overrides. |
| 3747 | * } |
| 3748 | */ |
| 3749 | return apply_filters( 'wp_code_editor_settings', $settings, $args ); |
| 3750 | } |
| 3751 | |
| 3752 | /** |
| 3753 | * Retrieves the contents of the search WordPress query variable. |
| 3754 | * |
| 3755 | * The search query string is passed through esc_attr() to ensure that it is safe |
| 3756 | * for placing in an html attribute. |
| 3757 | * |
| 3758 | * @since 2.3.0 |