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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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1125 | function image_size_input_fields( $post, $check = '' ) { |
1126 | /** |
1127 | * Filters the names and labels of the default image sizes. |
1128 | * |
1129 | * @since 3.3.0 |
1130 | * |
1131 | * @param array $size_names Array of image sizes and their names. Default values |
1132 | * include 'Thumbnail', 'Medium', 'Large', 'Full Size'. |
1133 | */ |
1134 | $size_names = apply_filters( |
1135 | 'image_size_names_choose', |
1136 | array( |
1137 | 'thumbnail' => __( 'Thumbnail' ), |
1138 | 'medium' => __( 'Medium' ), |
1139 | 'large' => __( 'Large' ), |
1140 | 'full' => __( 'Full Size' ), |
1141 | ) |
1142 | ); |
1143 |
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