iOS
[Swift] function 1-4
일등하이
2015. 7. 23. 23:57
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import Foundation
func joinString(#strings: [String]) -> String {
var returnStr = ""
for str in strings {
returnStr += str
}
return returnStr
}
func joinString(#strings: String...)->String{
return joinString(strings: strings)
}
var arrayOfStrings = ["I", "am", "an", "Array"]
joinString(strings: arrayOfStrings)
joinString(strings: "I", "am", "variadic")
func incrementNumnber(inout #number: Int, increment: Int = 1){
number += increment
}
var ourInt = 1
incrementNumnber(number: &ourInt)
ourInt
incrementNumnber(number: &ourInt, increment: 10)
ourInt
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