判斷網址的正則表示式 ((http|ftp|https)://)(([a-zA-Z0-9\\._-]+\\.[a-zA-Z]{2,6})|([0-9]{1,3}\\.[0-9]{1,3}\\.[0
阿新 • • 發佈:2019-02-15
//判斷網址的正則表示式
((http|ftp|https)://)(([a-zA-Z0-9\\._-]+\\.[a-zA-Z]{2,6})|([0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}))(:[0-9]{1,4})*(/[a-zA-Z0-9\\&%_\\./-~-]*)?
reg代表就是你要寫的正則的規則!讓後就會返回一個boolean值,代表該字串是否符合你寫的正則規則!
private static boolean match(String regex, String str) {
//Pattern pattern = Pattern.compile(regex);
//Matcher matcher = pattern.matcher(str);
//boolean matches = matcher.matches();
//System.out.println("math:::" + matcher);
//return matcher.matches();
//}
public boolean IsUrl(String result) {
//String regex = "((http|ftp|https)://)(([a-zA-Z0-9\\._-]+\\.[a-zA-Z]{2,6})|([0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}))(:[0-9]{1,4})*(/[a-zA-Z0-9\\&%_\\./-~-]*)?";
//return match(regex, result);
String reg="((http|ftp|https)://)(([a-zA-Z0-9\\._-]+\\.[a-zA-Z]{2,6})|([0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}))(:[0-9]{1,4})*(/[a-zA-Z0-9\\&%_\\./-~-]*)?";
Pattern pattern = Pattern.compile(reg);
Matcher matcher = pattern.matcher(result);
boolean b = matcher.matches();
return b;
}