package main
var x, y = true, false
func o(b bool) bool {
print(b)
return !b
}
func main() {
_ = x || o(x)
_ = y && o(y)
}
Choices:
Answer: (It prints nothing)
Run it on Go play.
Key points:
a || b, the expression a is evaluated firstly and the expression b will be only evaluated if a is evaluated as false.
a && b, the expression a is evaluated firstly and the expression b will be only evaluated if a is evaluated as true.
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