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pre_option_{$option} › WordPress过滤钩子

Since4.9.0
已弃用n/a
› apply_filters( "pre_option_{$option}", false, $option, $default_value )
参数: (3)
  • (mixed) $pre_option The value to return instead of the option value. This differs from `$default_value`, which is used as the fallback value in the event the option doesn't exist elsewhere in get_option(). Default false (to skip past the short-circuit).
    Required: Yes
  • (string) $option Option name.
    Required: Yes
  • (mixed) $default_value The fallback value to return if the option does not exist. Default false.
    Required: Yes
定义在:
文档:

Filters the value of an existing option before it is retrieved.

The dynamic portion of the hook name, $option, refers to the option name.

Returning a value other than false from the filter will short-circuit retrieval and return that value instead.



Related Functions: screen_options, wp_set_option_autoload, wp_set_options_autoload, update_option, add_screen_option, get_option


Related Hooks: pre_site_option_option, update_option_option, site_option_option, option_option, pre_update_option_option

源码 

$pre = apply_filters( "pre_option_{$option}", false, $option, $default_value );