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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 |
|---|---|
| 1 | <?php |
| 2 | |
| 3 | /* Note: these tags go anywhere in the template */ |
| 4 | |
| 5 | function bloginfo($show='') { |
| 6 | $info = get_bloginfo($show); |
| 7 | $info = apply_filters('bloginfo', $info); |
| 8 | echo convert_chars($info); |
| 9 | } |
| 10 | |
| 11 | function bloginfo_rss($show='') { |
| 12 | $info = strip_tags(get_bloginfo($show)); |
| 13 | echo convert_chars($info); |
| 14 | } |
| 15 | |
| 16 | function bloginfo_unicode($show='') { |