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ObjC to Swift : [NSString substringToIndex:]

Last updated at 2015-09-19Posted at 2015-05-06

Objective-C

NSString * string = @"Objective-C"
NSString * substring = [string substringToIndex: 3];

Swift 2.0

let string = "Swift 2.0"
let substring = string.substringToIndex( string.startIndex.advancedBy( 3 ) )

Swift 1.2

let string = "Swift 1.2"
let substring = string.substringToIndex( advance( string.startIndex, 3 ) )