_wp_get_image_size_from_meta
函数
      _wp_get_image_size_from_meta ( $size_name, $image_meta )    
  - Access
 - Private
 
- 参数
 - 
- 
                (string)
$size_name
Image size. Accepts any registered image size name.- Required: 是
 
 - 
                (array)
$image_meta
The image meta data.- Required: 是
 
 
 - 
                (string)
 
- 返回值
 - 
- (array|false) { Array of width and height or false if the size isn’t present in the meta data. @type int $0 Image width. @type int $1 Image height. }
 
 
- 定义位置
 - 
- 
                                  wp-includes/media.php
, line 1182 
 - 
                                  wp-includes/media.php
 
- 引入
 - 4.4.0
 
- 弃用
 - –
 
Gets the image size as array from its meta data.
Used for responsive images.
function _wp_get_image_size_from_meta( $size_name, $image_meta ) {
	if ( 'full' === $size_name ) {
		return array(
			absint( $image_meta['width'] ),
			absint( $image_meta['height'] ),
		);
	} elseif ( ! empty( $image_meta['sizes'][ $size_name ] ) ) {
		return array(
			absint( $image_meta['sizes'][ $size_name ]['width'] ),
			absint( $image_meta['sizes'][ $size_name ]['height'] ),
		);
	}
	return false;
}
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