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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 |
|---|---|
| 550 | |
| 551 | // WP fix for the bug with HTML comments |
| 552 | $newtext = str_replace("< !--","<!--",$newtext); |
| 553 | $newtext = str_replace("< !--","< !--",$newtext); |
| 554 | |
| 555 | return $newtext; |
| 556 | } |
| 557 | |
| 558 | function format_to_edit($content, $richedit = false) { |
| 559 | $content = apply_filters('format_to_edit', $content); |
| 560 | if (! $richedit ) |
| 561 | $content = htmlspecialchars($content); |
| 562 | return $content; |
| 563 | } |
| 564 | |
| 565 | function format_to_post($content) { |
| 566 | $content = apply_filters('format_to_post', $content); |
| 567 | return $content; |
| 568 | } |