p true && true , 1
p false && true
p 1 == 1 && 2 == 1
p "test" == "test", 1
p 1 == 1 || 2 != 1, 1
p true && 1 == 1, 1
p false && 0 != 0
p true || 1 == 1, 1
p "test" == "testing"
p 1 != 0 && 2 == 1
p "test" != "testing", 1
p "test" == 1
p !(true && false), 1
p !(1 == 1 && 0 != 1)
p !(10 == 1 || 1000 == 1000)
p !(1 != 10 || 3 == 4)
p !("testing" == "testing" && "Zed" == "Cool Guy"), 1
p 1 == 1 && (!("testing" == 1 || 1 == 0)), 1
p "chunky" == "bacon" && (!(3 == 4 || 3 == 3))
p 3 == 3 && (!("testing" == "testing" || "Ruby" == "Fun"))
| 任何包含false的&&语句都会直接处理为false，任何包含true的 |
|
语句，都会直接返回true。 |
