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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 |
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1167 | function image_size_input_fields( $post, $check = '' ) { |
1168 | /** |
1169 | * Filters the names and labels of the default image sizes. |
1170 | * |
1171 | * @since 3.3.0 |
1172 | * |
1173 | * @param string[] $size_names Array of image size labels keyed by their name. Default values |
1174 | * include 'Thumbnail', 'Medium', 'Large', and 'Full Size'. |
1175 | */ |
1176 | $size_names = apply_filters( |
1177 | 'image_size_names_choose', |
1178 | array( |
1179 | 'thumbnail' => __( 'Thumbnail' ), |
1180 | 'medium' => __( 'Medium' ), |
1181 | 'large' => __( 'Large' ), |
1182 | 'full' => __( 'Full Size' ), |
1183 | ) |
1184 | ); |
1185 |
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