CLICK HERE for the Apple xCode Project Examples Developer Library, or just type http://tinyurl.com/xcodelibrary if you are not on this page.
USEFUL SYNTAX(es) AND 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.
