/Java/Java how to check string is number

Java how to check string is number

public static boolean isNumeric(String strNum) {
    if (strNum == null) {
        return false;
    }
    try {
        double d = Double.parseDouble(strNum);
    } catch (NumberFormatException nfe) {
        return false;
    }
    return true;
}

Source: baeldung.com

Similar codes

0 vote136 views1 answer
Electron driver window maximize selenium webdriver
Java
0 vote103 views1 answer
Java min integer
Java
1 vote86 views1 answer
Jsonnode change field value
Java
1 vote106 views1 answer
Load a file from classpath spring boot
Java
0 vote90 views1 answer
Java importieren
Java
0 vote98 views1 answer
Shared preferences make null in android
Java
0 vote100 views1 answer
BufferredReader Class
Java
5 votes111 views6 answers
Pagination
Java
0 vote112 views2 answers
About action Listioner in java Swing
Java
0 vote161 views1 answer
Java print 2d char array
Java