Jeśli oświadczenie Swiftui
var myBool: Bool = true
if myBool == true {
// myBool is true here
}
else {
// myBool is false here
}
Beautiful Bug
var myBool: Bool = true
if myBool == true {
// myBool is true here
}
else {
// myBool is false here
}let number = 10
// check if number is greater than 0
if (number > 0) {
print("Number is positive.")
}
print("The if statement is easy")// check whether a number is positive, negative, or 0.
let number = 0
if (number > 0) {
print("Number is positive.")
}
else if (number < 0) {
print("Number is negative")
}
else {
print("Number is 0.")
}
print("This statement is always executed")var someValue:Int?
var someAnotherValue:Int! = 0
if someValue != nil {
print("It has some value \(someValue!)")
} else {
print("doesn't contain value")
}
if someAnotherValue != nil {
print("It has some value \(someAnotherValue!)")
} else {
print("doesn't contain value")
}