WordPress开发手册:add_image_size()

函数原型

add_image_size( string $name, int $width, int $height, bool|array $crop = false )

函数描述

是否弃用

未弃用

函数参数

$name
string
Required

Image size identifier.

$width
int
Optional

Image width in pixels. Default 0.

$height
int
Optional

Image height in pixels. Default 0.

$crop
bool|array
Optional

Image cropping behavior. If false, the image will be scaled (default), If true, image will be cropped to the specified dimensions using center positions.
If an array, the image will be cropped using the array to specify the crop location.
Array values must be in the format: array( x_crop_position, y_crop_position ) where:

• x_crop_position accepts: 'left', 'center', or 'right'.
• y_crop_position accepts: 'top', 'center', or 'bottom'.

Default: false

函数返回值

函数位置

函数源码

update_option( 'thumbnail_size_w', 160 );
update_option( 'thumbnail_size_h', 160 );
update_option( 'thumbnail_crop', 1 );

源码链接

WordPress
Github

变更日志