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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
---|---|
104 | */ |
105 | function twenty_twenty_one_can_show_post_thumbnail() { |
106 | /** |
107 | * Filters whether post thumbnail can be displayed. |
108 | * |
109 | * @since Twenty Twenty-One 1.0 |
110 | * |
111 | * @param bool $show_post_thumbnail Whether to show post thumbnail. |
112 | */ |
113 | return apply_filters( |
114 | 'twenty_twenty_one_can_show_post_thumbnail', |
115 | ! post_password_required() && ! is_attachment() && has_post_thumbnail() |
116 | ); |
117 | } |
118 |
|
119 | /** |
120 | * Returns the size for avatars used in the theme. |
121 | * |
122 | * @since Twenty Twenty-One 1.0 |