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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 |
|---|---|
| 123 | * @since 2.6.0 |
| 124 | */ |
| 125 | do_action( "admin_print_styles-{$hook_suffix}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores |
| 126 | |
| 127 | /** |
| 128 | * Fires when styles are printed for all admin pages. |
| 129 | * |
| 130 | * @since 2.6.0 |
| 131 | */ |
| 132 | do_action( 'admin_print_styles' ); |
| 133 | |
| 134 | /** |
| 135 | * Fires when scripts are printed for a specific admin page based on $hook_suffix. |
| 136 | * |
| 137 | * @since 2.1.0 |
| 138 | */ |
| 139 | do_action( "admin_print_scripts-{$hook_suffix}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores |
| 140 | |
| 141 | /** |