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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($info); |
14 | } |
15 |
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16 | function bloginfo_unicode($show='') { |