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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 |
|---|---|
| 517 | |
| 518 | return $newtext; |
| 519 | } |
| 520 | |
| 521 | function force_balance_tags($text) { |
| 522 | return balanceTags($text, true); |
| 523 | } |
| 524 | |
| 525 | function format_to_edit($content, $richedit = false) { |
| 526 | $content = apply_filters('format_to_edit', $content); |
| 527 | if (! $richedit ) |
| 528 | $content = htmlspecialchars($content); |
| 529 | return $content; |
| 530 | } |
| 531 | |
| 532 | function format_to_post($content) { |
| 533 | global $wpdb; |
| 534 | $content = apply_filters('format_to_post', $content); |
| 535 | return $content; |