match Negative integer by regex - Android java.util.regex

Android examples for java.util.regex:Numeric Pattern

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Description

match Negative integer by regex

Demo Code


//package com.java2s;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Main {

    private static final String V_NEGATIVE_INTEGER = "^-[1-9]\\d*$";

    public static boolean Negative_integer(String value) {
        return match(V_NEGATIVE_INTEGER, value);
    }/*w w  w .j  a v  a  2  s .  co m*/

    private static boolean match(String regex, String str) {
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(str);
        return matcher.matches();
    }
}

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