判断网址的正则表达式 ((http|ftp|https)://)(([a-zA-Z0-9\\._-]+\\.[a-zA-Z]{2,6})|([0-9]{1,3}\\.[0-9]{1,3}\\.[0

//判断网址的正则表达式

((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代表就是你要写的正则的规则!让后就会返回一个boolean值,代表该字符串是否符合你写的正则规则!

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;

}