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/**
 * DOM: short Document Object Model
 * DOM is a W3C (World Wide Web) Consortium standard.
 * It is broken into 3 catogeries. i.e: Core DOM, XML DOM and HTML DOM 
 * HTML DOM enables JavaScript to get, add, change/modify, remove element in HTML.
 */
// console.log(document.documentURI);
// console.log(document);

//DOM changes happen dynamically or on the fly and they're not persisted.

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/**
 * array.pop()
 * Removes the last element in the array and returns it.
 * It's an example of a normal method because it doesn't take in parameters and it doesn't return a function
 */

// const ebikaByaBaganda = new Array(
//   "Balangira",
//   "Mamba",
//   "Nyonyi Nyange",

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/**
 * Array methods
 */

/**
 * array.concat(value1, value2,...valueN)
 * Concatinates two or more arrays and returns a new array
 * It also accepts values of different data types e.g strings, numbers etc
 */
console.clear();

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console.clear();
//console.log("test");
/**
 * string.substr(start[, lenght]): Extracted  a portion of a string beginning from start and ending at start plus length.
 * The return is the extraction begins from the end of the string.
 * If start is out of bounds or greater than the string.lenght an empty string will be returned.
 * If you don't specify the lenght but specify the start then the return from the start to the end of the string.
 * If you dont specify the beginning and end or if you don't specify arguments it returns the entire  string.
 * 
 */

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//There are only six falsey values in JavaScript: undefined, null, NaN, 0, "" (empty string), and false of course.

/**
 * @fuction determineFalsy
 * @param {value} input 
 * @returns false
 */
 let determineFalsy = (input) => {
     
      if (!input) return true

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/**
*String properties and methods continued
 */
 /*
 *string.length: Returns the number of characters in the string. They include alphabets, spaces, punctuation and everything that is included in the string.
 */

let exampleString = "Tugezesa strings mu JavaScript";
const obuwanvuBwaString = exampleString.length;
console.log(obuwanvuBwaString );

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//Using while
/**
* Quiz: Using comments describe what the functionbwlow does. Describe each line in the function 
*Submit your answer before the end of the today
*@function  REVERSE_STRING
*@param {string} string 
*@loop - while
*@param {string} name 
*@param {string} lastPosition
*@param {string} reversedString 

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/**
 * String Methods: They help us manipilste strings at work with strings.
 *
 * Methoda are the functions that are part of an object or class
 * Properties/Attributes are the variables tha are part of the an object or class
 * Example in JavaScript string objects have the charAt()  method and the lenght property.
 * To access methods and properties with the dot syntax
 * ie.
 * instance.method()
 * instance.property

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/**
 * Callbacks: Functions passed as arguments and are involked by the calling function( Function where they are passed)
 *
 */

/**
*@Greet
*@param {string} msg - Greeting message
*@param {callback} returnName - Returns name
*@returns {string} - Greeting + name 

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// Breakdown
// Create a function : function styles / expression/ decleration with the name mutiplyThreeNumbers
// Assign three indetifiers num1, num2, num3;
//Declare a variable multipliedNumbers and intialize 
//Print to screen

/*
// PEMDAS
*parathesis
*Exponents(power)