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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.
This hook occurs 2 times in this file.
Line | Code |
---|---|
22 |
|
23 | return $locale; |
24 | } |
25 |
|
26 | // Return a translated string. |
27 | function __($text, $domain = 'default') { |
28 | global $l10n; |
29 |
|
30 | if (isset($l10n[$domain])) |
31 | return apply_filters('gettext', $l10n[$domain]->translate($text), $text); |
32 | else |
33 | return $text; |
34 | } |
35 |
|
36 | // Echo a translated string. |
37 | function _e($text, $domain = 'default') { |
38 | global $l10n; |
39 |
|
40 | if (isset($l10n[$domain])) |
41 | echo apply_filters('gettext', $l10n[$domain]->translate($text), $text); |
42 | else |
43 | echo $text; |
44 | } |
45 |
|
46 | // Return the plural form. |
47 | function __ngettext($single, $plural, $number, $domain = 'default') { |
48 | global $l10n; |
49 |
|
50 | if (isset($l10n[$domain])) { |