조건문

소개

if conditional_expression {
   /* set of statements */
}

예제

var count:Int = 20
 
if count > 20 {
   print("Yes, count is greater than 20")
}
 
print("always work")

if-else 문

var age = 10

if age > 100 {
   print("if age is greater than 100")
} else {
   print("Works when the age is less than 100")
}
 

switch-case

let someNumber = 150

switch someNumber {
case 50:
    print("Number is 50")
case 100:
    print("Number is 100")
case 150:
    print("Number is 150")
case 200:
    print("Number is 200")
case 250:
    print("Number is 250")
default:
    //If none of them meet the requirement then the default block will work.
    print("Otherwise, do something else.")
}

축하합니다