执行下列代码后,新字符串中的结果是()
A: HELLO WORLD!
B: Hello World!
C: HELLO WORLD1
D: hELLO wORLD!
A: HELLO WORLD!
B: Hello World!
C: HELLO WORLD1
D: hELLO wORLD!
举一反三
- 执行下列代码后,结果字符串中的输出是() A: Hello World! B: World!Hello C: Hello D: World!
- 执行下列语句后的显示结果是( )world="world"print("hello"+world) A: helloword B: "hello"world C: hello world D: "hello"+world
- 下列代码执行后,新字符串的值是() A: Hello to you! B: Hello World! C: Hello World!! D: Hello tWorld!
- 下面代码的运行结果是( )。var str= "hello world" ;var str1=str.toUpperCase();var str2=str.toLowerCase() ;alert (str1) ;alert (str2) ; A: "HELLO WORLD","HELLO WORLD" B: "HELLO WORLD","hello world" C: "hello worl","HELLO WORLD" D: "hello world","hello world"
- 执行下列语句后的显示结果是什么? >>> world=”world” >>> print( “hello”+ world) A: helloworld B: “hello”world C: hello world