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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 |
|---|---|
| 58 | return $r; |
| 59 | } |
| 60 | |
| 61 | function _css_href( $src, $ver, $handle ) { |
| 62 | if ( !preg_match('|^https?://|', $src) && !preg_match('|^' . preg_quote(WP_CONTENT_URL) . '|', $src) ) { |
| 63 | $src = $this->base_url . $src; |
| 64 | } |
| 65 | |
| 66 | $src = add_query_arg('ver', $ver, $src); |
| 67 | $src = apply_filters( 'style_loader_src', $src, $handle ); |
| 68 | return clean_url( $src ); |
| 69 | } |
| 70 | |
| 71 | } |
| 72 | |