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alieldebaalieldeba
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adding new functions
1 parent 15c6821 commit 7705980

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6 files changed

+223
-1
lines changed

6 files changed

+223
-1
lines changed

‎project/ts/functionality/isHappyNumber.ts‎

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/**
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* displays if number is happy number or not
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*
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* @param {number} n
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* @returns {boolean}
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*/
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export default function isHappyNumber(n: number): boolean {
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var map: any = {};
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var tmp = 0;
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if (n < 1) return false;
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while (n !== 1 && !map[n]) {
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map[n] = true;
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tmp = 0;
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while (n > 0) {
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tmp += Math.pow(n % 10, 2);
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n = Math.floor(n / 10);
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}
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n = tmp;
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}
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return n === 1;
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}

‎project/ts/functionality/main.ts‎

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@@ -17,6 +17,10 @@ import removeDuplicate from "./removeDuplicate";
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import reverseString from "./reverseString";
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import reverseNum from "./reverseNum";
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import shuffle from "./shuffle";
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import randomString from "./randomString";
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import randomColor from "./randomColor";
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import randomHsl from "./randomHsl";
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import isHappyNumber from "./isHappyNumber";
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const functionality = {
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sumOfArray,
@@ -38,6 +42,10 @@ const functionality = {
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reverseString,
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reverseNum,
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shuffle,
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randomString,
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randomColor,
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randomHsl,
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isHappyNumber,
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};
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declare global {

‎project/ts/functionality/randomColor.ts‎

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/**
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* displays a random color
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*
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* @returns {string}
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*/
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export default function randomColor(): string {
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const CSS_COLOR_NAMES = [
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"AliceBlue",
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"AntiqueWhite",
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"Aqua",
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"Aquamarine",
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"Azure",
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"Beige",
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"Bisque",
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"Black",
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"BlanchedAlmond",
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"Blue",
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"BlueViolet",
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"Brown",
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"BurlyWood",
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"CadetBlue",
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"Chartreuse",
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"Chocolate",
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"Coral",
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"CornflowerBlue",
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"Cornsilk",
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"Crimson",
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"Cyan",
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"DarkBlue",
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"DarkCyan",
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"DarkGoldenRod",
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"DarkGray",
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"DarkGrey",
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"DarkGreen",
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"DarkKhaki",
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"DarkMagenta",
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"DarkOliveGreen",
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"DarkOrange",
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"DarkOrchid",
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"DarkRed",
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"DarkSalmon",
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"DarkSeaGreen",
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"DarkSlateBlue",
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"DarkSlateGray",
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"DarkSlateGrey",
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"DarkTurquoise",
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"DarkViolet",
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"DeepPink",
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"DeepSkyBlue",
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"DimGray",
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"DimGrey",
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"DodgerBlue",
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"FireBrick",
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"FloralWhite",
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"ForestGreen",
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"Fuchsia",
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"Gainsboro",
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"GhostWhite",
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"Gold",
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"GoldenRod",
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"Gray",
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"Grey",
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"Green",
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"GreenYellow",
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"HoneyDew",
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"HotPink",
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"IndianRed",
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"Indigo",
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"Ivory",
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"Khaki",
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"Lavender",
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"LavenderBlush",
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"LawnGreen",
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"LemonChiffon",
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"LightBlue",
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"LightCoral",
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"LightCyan",
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"LightGoldenRodYellow",
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"LightGray",
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"LightGrey",
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"LightGreen",
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"LightPink",
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"LightSalmon",
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"LightSeaGreen",
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"LightSkyBlue",
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"LightSlateGray",
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"LightSlateGrey",
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"LightSteelBlue",
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"LightYellow",
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"Lime",
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"LimeGreen",
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"Linen",
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"Magenta",
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"Maroon",
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"MediumAquaMarine",
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"MediumBlue",
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"MediumOrchid",
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"MediumPurple",
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"MediumSeaGreen",
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"MediumSlateBlue",
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"MediumSpringGreen",
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"MediumTurquoise",
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"MediumVioletRed",
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"MidnightBlue",
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"MintCream",
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"MistyRose",
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"Moccasin",
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"NavajoWhite",
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"Navy",
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"OldLace",
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"Olive",
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"OliveDrab",
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"Orange",
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"OrangeRed",
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"Orchid",
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"PaleGoldenRod",
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"PaleGreen",
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"PaleTurquoise",
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"PaleVioletRed",
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"PapayaWhip",
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"PeachPuff",
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"Peru",
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"Pink",
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"Plum",
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"PowderBlue",
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"Purple",
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"RebeccaPurple",
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"Red",
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"RosyBrown",
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"RoyalBlue",
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"SaddleBrown",
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"Salmon",
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"SandyBrown",
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"SeaGreen",
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"SeaShell",
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"Sienna",
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"Silver",
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"SkyBlue",
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"SlateBlue",
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"SlateGray",
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"SlateGrey",
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"Snow",
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"SpringGreen",
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"SteelBlue",
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"Tan",
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"Teal",
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"Thistle",
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"Tomato",
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"Turquoise",
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"Violet",
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"Wheat",
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"White",
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"WhiteSmoke",
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"Yellow",
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"YellowGreen",
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];
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return CSS_COLOR_NAMES[Math.floor(Math.random() * CSS_COLOR_NAMES.length)];
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}

‎project/ts/functionality/randomHsl.ts‎

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/**
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* displays a random hsl color
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*
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* @returns {string}
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*/
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export default function randomHsl(): string {
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const h = Math.floor(Math.random() * 360);
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const s = Math.floor(Math.random() * 100);
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const l = Math.floor(Math.random() * 100);
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return `hsl(${h}, ${s}%, ${l}%)`;
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}

‎project/ts/functionality/randomNum.ts‎

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/**
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* Get a random number
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* Generate a random number
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*
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* @param {number} start
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* @param {number} end

‎project/ts/functionality/randomString.ts‎

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/**
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* Generate a random String
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*
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* @param {number} length
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* @returns {string}
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*/
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export default function randomString(length: number = 5): string {
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if (typeof length !== "number") {
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throw new TypeError("Expected numbers but got " + typeof length);
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}
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var result = "";
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var characters =
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"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
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var charactersLength = characters.length;
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for (var i = 0; i < length; i++) {
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result += characters.charAt(Math.floor(Math.random() * charactersLength));
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}
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return result;
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}

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