function-url-no-scheme-relative

禁止与方案相关的 url。

¥Disallow scheme-relative urls.

a { background-image: url('//www.google.com/file.jpg'); }
/**                        ↑

 *  This scheme-relative url */

方案相对 url 是以 // 开头，后跟主机的 url。

¥A scheme-relative url is a url that begins with // followed by a host.

此规则忽略作为变量（$sass、@less、--custom-property）的 url 参数。

¥This rule ignores url arguments that are variables ($sass, @less, --custom-property).

选项

¥Options

true

以下模式被视为问题：

¥The following patterns are considered problems:

a {
  background: url("//www.google.com/file.jpg");
}

以下模式不被视为问题：

¥The following patterns are not considered problems:

a {
  background: url("../file.jpg");
}

a {
  background: url("http://www.google.com/file.jpg");
}

a {
  background: url("/path/to/file.jpg");
}