單項(xiàng)選擇題

public class Test { 
public static void main (String [] args)  { 
string foo = “blue”; 
string bar = foo; 
foo = “green”; 
System.out.printIn(bar); 
} 
}  
What is the result?()  

A. An exception is thrown.
B. The code will not compile.
C. The program prints “null”
D. The program prints “blue”
E. The program prints “green”

微信掃碼免費(fèi)搜題