javascript reverse array
var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);javascript reverse array
var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);reverse array javascript
const list = [1, 2, 3, 4, 5];
list.reverse();Reverse an array java script
import React, { Component } from 'react';
export default class Slideshows extends Component {
constructor(){
super();
this.state = {
data:[
{ "id": "1", "name": 'Robert', "age": "21" },
{ "id": "2", "name": 'Sam', "age": "33" },
{ "id": "3", "name": 'Jerry', "age": "42" },
]
}
}
render() {
const reverseData = this.state.map((data, i) => {
return (
<li> {data.name} | {data.age} </li>
)
})
return (
<ul>
{reverseData}
</ul>
)
}
}reverse array javascript
// reverse array with recursion function
function reverseArray (arr){
if (arr.length === 0){
return []
}
return [arr.pop()].concat(reverseArray(arr))
}
console.log(reverseArray([1, 2, 3, 4, 5]))reverse array in javascript
const reverseArray = arr => arr.reduce((acc, val) => [val, ...acc], [])Copyright © 2021 Codeinu
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