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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 |
|---|---|
| 2577 | $link = str_replace(array("\r", "\n", "\t"), '', $link); |
| 2578 | |
| 2579 | /** |
| 2580 | * Filter the Press This bookmarklet link. |
| 2581 | * |
| 2582 | * @since 2.6.0 |
| 2583 | * |
| 2584 | * @param string $link The Press This bookmarklet link. |
| 2585 | */ |
| 2586 | return apply_filters( 'shortcut_link', $link ); |
| 2587 | } |
| 2588 | |
| 2589 | /** |
| 2590 | * Retrieve the home url for the current site. |
| 2591 | * |
| 2592 | * Returns the 'home' option with the appropriate protocol, 'https' if |
| 2593 | * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https', |
| 2594 | * `is_ssl()` is overridden. |
| 2595 | * |