ifee in js code example

Example 1: javascript Immediately Invoked Function Expression

result = (function(a, b){
    return a - b;
})(100, 42);

console.log(result); // 58

Example 2: iife javascript

var result = (function () {
    var name = "Barry"; 
    return name; 
})(); 
// Immediately creates the output: 
result; // "Barry"