Array sample

 <!DOCTYPE html>

<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <input type="text" name="" id="item">
    <button onclick="Add();">Add</button>
    <ol id="list">
       
    </ol>
</body>
<script>

let a=[];
function Add(){
    let item=document.getElementById("item").value;
    a.push(item);
    Display();
}

function Display(){
    let list=document.getElementById("list");
    list.innerHTML="";
    a.map((item,index)=>{
        list.innerHTML=  list.innerHTML+` <li>${item}</li>`;
    });
}

    // let a=[1,2,3];
    // console.log(a);
    // a.push(5,1,3,4);
    // console.log(a);
    // a.pop();
    // console.log(a);

    // let a=[];
    // for(let i=1;i<=50;i++){
    //     a.push(i);//Math.random(100)
    // }
    // let b=[];
    // for(let i=0;i<=10;i++){
    //     b.push(i);
    // }


    // b.shift()//remove element from start position
    // b.unshift()//add one or more element from start position

    // b.slice()// Clone selected element (PositionIndex,<EndPositionIndex);
    // b.splice()//delete selected element (PositionIndex,NumberOfItem);

    // b.includes(90);//finde item if available then return true other wise return false




</script>
</html>

Comments

Post a Comment

Popular posts from this blog

App 1st User Define Component

  import logo from './logo.svg' ; import './App.css' ; import React from "react" ; function App () { let products=[ 1 , 2 , 3 , 4 , 5 , 6 ] ; return <> <h1> Sabirs </h1> { products. map ((item)=>( <ProdoctCard src = {item} /> )) } </> ; } export default App ; function ProdoctCard ({src}) { return <img src = { `./img/ ${src} .webp` } /> ; }
Read more

Example 1

 //====================Component A================== import React , { useState } from "react" ; import B from "./B" ; export default function () { const [name , setName]= useState ( null ) ; return ( <div> <h1> A component </h1> <input value = {name} onChange = {(event)=>setName(event. target . value )} placeholder = { 'Please input name' } /> <h1> {name} </h1> <hr/> <B a = {name} setA = {setName} /> </div> ) }  //====================Component B================== export default function (obj) { //{a,setA} return ( <div> <h1> B component </h1> <input value = {obj. a } onChange = {(event)=>obj. setA (event. target . value )} placeholder = { 'Please input name' } /> <h1> {obj. a } </h1> <hr/> </div> ) }
Read more

Rabiit

Image
   ///==========================Css============== . box-pos { position : relative ; height : 200 px ; backgroundColor : "#e9ecef" ; } . rabit { position : absolute ; bottom : 19 px ; } . start-game-panel { background : #000000bf ; position : absolute ; top : 0 px ; bottom : - 13 px ; right : 0 px ; left : 0 px ; display : flex ; justify-content : center ; align-items : center ; } . img-d { width : 400 px ; } ====================React JS Componant================= import React , { useState , useRef } from "react" ; import "bootstrap/dist/css/bootstrap.min.css" ; import "./rabit.css" ; import "./test.css" ; //============Main Componant export function TestGame () { const [isGameOver , setIsGameOver]= useState ( false ) ; const [isGameStart , setIsGameStart]= useState ( false ) ; const [rabitPos , setRabitPos]= useState ( 0 ) ; const [score , setScore]= useState (...
Read more