Get The Basic Of Swift Programming Language

swift Introduction

Swift is a new programming language used for iOS and OS X Application development. It was developed by Apple in 2010.

What is Swift programming language?

Swift programming language is the best language to develop iOS Applications and Mac OS X Applications.It is a new programming language, introduced by Apple with the new features listed below,

1. A programmer writes our code and it immediately executes.
2. Swift has syntax like objective-C.
3. Swift uses existing Cocoa frameworks.
4. Swift is safe and has a safe programming pattern.

Swift programming comes from the various popular programming languages like Python, Ruby and C# etc.

Syntax of Swift programming language

import Cocoa
var srt1 = "Hello, World!"
println(str1)

Syntax of Swift programming language is very similar to Python programming.

Decision making statement

Swift programming language has many decision making statements like C programming language, which are:

1. if statement
2. if else statement
3. leader if else statement
4. nested if statement
5. switch statement

I have only one statement dedicate declare to the variable the sample program in if else statement. program,

var a = 10
var b = 20
if (a < b) {
    print("a is less than b")
} else {
    print("b is greater than a")
}

if else statement is condition true,

print("a is less than b")

another else statement is condition false,

print("b is greater than a") exit the program.