Chapter 4 : Variables


A variable is a storage location which contains some known or unknown quantity or information, a value. The variable name is the way to reference the stored value.

What is a Variable

You can declare a varable in Swift just as you do it in javascript,

You can assign a value of any datatype to variable for example int, char, String or double.

You can re-asign a value to a variable,

You can assign multiple variables in a single line as follows,