• 2022-06-08
    String s=new String(“hello”); String t =new String(“hello”); char c [ ] ={‘h’,’e’,’l’,’l’,’o’}; 下列哪些表达式返回true ?
  • s.equals(t);

    内容

    • 0

      给出下列的程序段,则哪个选项返回true ( ) String s="hello"; String t="hello"; char c[]={'h','e','l','l','o'}; A: equals(; B: Lequals(; C: s==t; D: t==c;

    • 1

      给出下列的程序段,则哪个选项返回true ( ) String s="hello"; String t="hello"; char c[]='h','e','l','l','o'; A: equals(t); B: Lequals(c); C: s==t; D: t==c;

    • 2

      给出下列的代码,则以下哪个选项返回true String s = "hello"; String t = "hello"; char c[ ] = {''h'',''e'',''l'',''l'',''o''}; A: s.equals(t); B: t.equals(c); C: s = =t D: t = = c;

    • 3

      给定如下java代码,编译运行时,以下()语句的值是trueString s="hello";String t="hello";String e=new String("hello");char c[]={"h","e","l","l","0"}; A: s.equals(t); B: t.equals(c); C: t.equals(e); D: t==c

    • 4

      ‍若String s = “Hello” ; String t = “Hello”;String c=new String(s);则下列哪个表达式返回false?( )​ A: s.equals(t); B: t.equals(c); C: s==c; D: s==t;