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isAbsoluteURL

JS TODO

Returns true if the given string is an absolute URL, false otherwise.

Use a regular expression to test if the string is an absolute URL.

const isAbsoluteURL = (str) => /^[a-z][a-z0-9+.-]*:/.test(str);
isAbsoluteURL("https://google.com"); // true
isAbsoluteURL("ftp://www.myserver.net"); // true
isAbsoluteURL("/foo/bar"); // false