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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 |
|---|---|
| 2054 | $wp_styles->do_footer_items(); |
| 2055 | |
| 2056 | /** |
| 2057 | * Filters whether to print the styles queued too late for the HTML head. |
| 2058 | * |
| 2059 | * @since 3.3.0 |
| 2060 | * |
| 2061 | * @param bool $print Whether to print the 'late' styles. Default true. |
| 2062 | */ |
| 2063 | if ( apply_filters( 'print_late_styles', true ) ) { |
| 2064 | _print_styles(); |
| 2065 | } |
| 2066 | |
| 2067 | $wp_styles->reset(); |
| 2068 | return $wp_styles->done; |
| 2069 | } |
| 2070 | |
| 2071 | /** |
| 2072 | * Print styles (internal use only) |