[英]switch statement: converting from if-statement to switch statement in swift
我正在嘗試從下面的if語句轉換為switch語句,但是我一直在出錯。
let meal = "breakfast"
if meal == "breakfast" {
print("Good morning!")
} else if meal == "lunch" {
print("Good afternoon!")
} else if meal == "dinner" {
print("Good evening!")
} else {
print("Hello!")
}
這是我的轉換聲明:
switch meal {
let meal = "breakfast"
case 1:
print("Good morning!”)
case 2:
print("Good afternoon!")
case 3:
print("Good evening!")
}
let meal = "breakfast"
switch meal {
case "breakfast":
print("Good morning")
case "lunch":
print("Good afternoon!")
case "dinner":
print("Good evening!")
default:
print("default case")
}
將此開關塊放在您的代碼中:)
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