javascript use var code example
Example 1: how to change a variables value in javascript
var variable = 10;
function start() {
variable = 20;
}
console.log(variable + 20);
// Answer will be 40 since the variable was changed in the function
Example 2: how to define variable in javascript
var <variable-name>;
var <variable-name> = <value>;
Example 3: vars javascript
var /*var*/ = /*What it does*/