Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;

public class Main {
    public static Boolean checkemil(String emil) {
        String str = "[a-zA-Z0-9_]{1,20}@{1}[a-zA-Z0-9]{2,10}(\\.{1}[a-zA-Z]{2,5}){1,5}";
        if (!emil.matches(str)) {
            return false;
        }
        return true;
    }
}