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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 |
|---|---|
| 2916 | $link = str_replace( array( "\r", "\n", "\t" ), '', $link ); |
| 2917 | |
| 2918 | /** |
| 2919 | * Filter the Press This bookmarklet link. |
| 2920 | * |
| 2921 | * @since 2.6.0 |
| 2922 | * |
| 2923 | * @param string $link The Press This bookmarklet link. |
| 2924 | */ |
| 2925 | return apply_filters( 'shortcut_link', $link ); |
| 2926 | } |
| 2927 | |
| 2928 | /** |
| 2929 | * Retrieve the URL for the current site where the front end is accessible. |
| 2930 | * |
| 2931 | * Returns the 'home' option with the appropriate protocol, 'https' if |
| 2932 | * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https', |
| 2933 | * `is_ssl()` is overridden. |
| 2934 | * |