2020-05-01 / 2472阅 / 悠然
Warning: This function has been deprecated. Use esc_url() instead.
Checks and cleans a URL.
A number of characters are removed from the URL. If the URL is for displaying (the default behaviour) ampersands are also replaced. The ‘clean_url’ filter is applied to the returned cleaned URL.
The URL to be cleaned.
An array of acceptable protocols.
Default value: null
How the URL will be used. Default is 'display'.
Default value: 'display'
(string) The cleaned $url after the 'clean_url' filter is applied.