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以下代码的运行结果是哪一项。( )public class TestGetChars{public static void main(String[] args){String myString = new String("Hello World!");char [] yourString = new char[16];myString.getChars(6,11,yourString,0);System.out.println(myString);System.out.println(yourString);}}
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以下代码的运行结果是哪一项。( )public class TestStringContructor{public static void main(String[] args){byte [] b = {49,50,51,52,53};String myString = new String(b);System.out.println(myString);}}
以下代码的运行结果是哪一项。public class J_Intern{public static void main(String args[ ]){String s1 = "123456";String s2 = "123456";String s3 = "123" + "456";String a0 = "123";String s4 = a0 + "456";String s5 = new String("123456");String s6 = s5.intern( );System.out.println("s2" + ((s2==s1) ? "==" : "!=") +"s1");System.out.println("s3" + ((s3==s1) ? "==" : "!=") +"s1");System.out.println("s4" + ((s4==s1) ? "==" : "!=") +"s1");System.out.println("s5" + ((s5==s1) ? "==" : "!=") +"s1");System.out.println("s6" + ((s6==s1) ? "==" : "!=") +"s1");}}
下面的语句序列的输出结果为( )String s= “ABCD”;s.concat(“E”);s.replace(‘C’，‘F’);
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