What will be the ...
发布于 2022-03-03 17:31:17
What will be the output when executing this main? (单选)
public class Test {
public static void swapStrings(String x, String y) {
String temp = x
x = y
y = temp
}
public static void main(String[] args) {
String a = "1"
String b = "2"
swapStrings(a, b)
System.out.println("a=" + a + " ,b=" + b)
}
}
public class Test {
public static void swapStrings(String x, String y) {
String temp = x
x = y
y = temp
}
public static void main(String[] args) {
String a = "1"
String b = "2"
swapStrings(a, b)
System.out.println("a=" + a + " ,b=" + b)
}
}
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