Java字串比較

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public class comstring {
public static void main(String[] args) {
// TODO Auto-generated method stub

String a ="70099999";
String b = "RH007";
String s1 = "abc";
String s2 = "abcd";
String s3 = "abcdfg";
String s4 = "1bcdfg";
String s5 = "cdfg";
String s6 = "abc";
System.out.println(s1.compareTo(s2));//負值表示前小於後
System.out.println(s1.compareTo(s3));//0表示前後相等
System.out.println(s1.compareTo(s4));//前大於後
System.out.println(s1.compareTo(s5));//
System.out.println(s1.compareTo(s6));


//System.out.println(a>b);

}
}

Java字串比較