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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 |
|---|---|
| 176 | } |
| 177 | |
| 178 | /** |
| 179 | * Fires when the WP_Scripts instance is initialized. |
| 180 | * |
| 181 | * @since 2.6.0 |
| 182 | * |
| 183 | * @param WP_Scripts $wp_scripts WP_Scripts instance (passed by reference). |
| 184 | */ |
| 185 | do_action_ref_array( 'wp_default_scripts', array( &$this ) ); |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Prints scripts. |
| 190 | * |
| 191 | * Prints the scripts passed to it or the print queue. Also prints all necessary dependencies. |
| 192 | * |
| 193 | * @since 2.1.0 |
| 194 | * @since 2.8.0 Added the `$group` parameter. |