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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 |
|---|---|
| 1038 | * Filters the list of attributes that are required to contain a URL. |
| 1039 | * |
| 1040 | * Use this filter to add any `data-` attributes that are required to be |
| 1041 | * validated as a URL. |
| 1042 | * |
| 1043 | * @since 5.0.1 |
| 1044 | * |
| 1045 | * @param string[] $uri_attributes HTML attribute names whose value contains a URL. |
| 1046 | */ |
| 1047 | $uri_attributes = apply_filters( 'wp_kses_uri_attributes', $uri_attributes ); |
| 1048 | |
| 1049 | return $uri_attributes; |
| 1050 | } |
| 1051 | |
| 1052 | /** |
| 1053 | * Callback for `wp_kses_split()`. |
| 1054 | * |
| 1055 | * @since 3.1.0 |
| 1056 | * @access private |