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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 |
|---|---|
| 204 | ); |
| 205 | |
| 206 | /** |
| 207 | * Filters Twenty Seventeen array of starter content. |
| 208 | * |
| 209 | * @since Twenty Seventeen 1.1 |
| 210 | * |
| 211 | * @param array $starter_content Array of starter content. |
| 212 | */ |
| 213 | $starter_content = apply_filters( 'twentyseventeen_starter_content', $starter_content ); |
| 214 | |
| 215 | add_theme_support( 'starter-content', $starter_content ); |
| 216 | } |
| 217 | add_action( 'after_setup_theme', 'twentyseventeen_setup' ); |
| 218 | |
| 219 | /** |
| 220 | * Set the content width in pixels, based on the theme's design and stylesheet. |
| 221 | * |
| 222 | * Priority 0 to make it available to lower priority callbacks. |