Swift 2 – Code Examples

IF STATEMENT

var myString = String()
if X == array_Name.indexOf(myCharacters) {
myString = “Statement One”
}
else if X = Y {
MyString = “Second Statement”
}
else {
MyString = “This is the default”
}
// endIf is not necessary in Swift

HOW TO DEFINE AN ARRAY OF STRINGS

HOW TO CREATE AN ARRAY FROM ONE LONG STRING

HOW TO CREATE AN ARRAY OF NUMBERS

HOW TO GET THE VALUE OF AN ARRAY MEMBER

HOW TO GET THE POSITION OF A LETTER WITHIN AN ARRAY

REPEAT – WHILE

DO – WHILE

FOR – NEXT

LOOP

DO – CATCH

do {
let contents = try…
// OK let run
} catch {
// error
}

OPENING AND CLOSING A FILE

let file = openfile()

close file (file)

DEFER – DO THIS WHEN FUNCTION EXITS

defer { whatever }

PASSING DATA FROM ONE VIEW CONTROLLER TO ANOTHER

This was very complex, so I am posting it to it’s own page. CLICK HERE TO ACCESS IT or use the navigation bar to the right.