Pass By Reference Parameters

PassByReferenceParameters.js

var globalVar1 = [5];
var globalVar2 = 5;

console.log('before: ' + globalVar1 + ', ' + globalVar2);
function myFunction(value1, value2){
    value1[0]++;
    value2++;
    console.log('inside: ' + value1 + ', ' + value2);
}
myFunction(globalVar1, globalVar2);
console.log('after: ' + globalVar1 + ', ' + globalVar2);