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public class Main { public static void main(String args[]) { String str1 = "Not immutable"; String str2 = "Strings are immutable"; StringBuffer str3 = new StringBuffer( "Not immutable"); boolean result = str1.contentEquals( str3 ); System.out.println(result); result = str2.contentEquals( str3 ); System.out.println(result); } }
运行结果 :
正在执行...
