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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 86 | */ |
| 87 | function wp_print_scripts( $handles = false ) { |
| 88 | global $wp_scripts; |
| 89 | |
| 90 | /** |
| 91 | * Fires before scripts in the $handles queue are printed. |
| 92 | * |
| 93 | * @since 2.1.0 |
| 94 | */ |
| 95 | do_action( 'wp_print_scripts' ); |
| 96 | |
| 97 | if ( '' === $handles ) { // For 'wp_head'. |
| 98 | $handles = false; |
| 99 | } |
| 100 | |
| 101 | _wp_scripts_maybe_doing_it_wrong( __FUNCTION__ ); |
| 102 | |
| 103 | if ( ! ( $wp_scripts instanceof WP_Scripts ) ) { |
| 104 | if ( ! $handles ) { |