“Erstellen der Find -Methode JavaScript” Code-Antworten

Methode JavaScript finden

const inventory = [
  {name: 'apples', quantity: 2},
  {name: 'bananas', quantity: 0},
  {name: 'cherries', quantity: 5}
];

function isCherries(fruit) { 
  return fruit.name === 'cherries';
}

console.log(inventory.find(isCherries)); 
// { name: 'cherries', quantity: 5 }

Clean Constrictor

Erstellen der Find -Methode JavaScript

let arr = ["Bill", "Russel", "John", "Tom", "Eduard", "Alien", "Till"];
Array.prototype.myFind = function (callback) {
  for (let i = 0; i < this.length; i++) {
    if ( true == callback(this[i], i, this)) {
      return {element:this[i],index:i,array:this};
    }
  }
};
let {element,index,array} = arr.myFind((element) => element[0] === "T");

console.log(`This is ${element} in index of ${index} in array ${array}`);
 Run code snippetHide results

Leonardo Machado

Fragen ähnlich wie “Erstellen der Find -Methode JavaScript”

Weitere verwandte Antworten zu “Erstellen der Find -Methode JavaScript” auf JavaScript

Durchsuchen Sie beliebte Code-Antworten nach Sprache

Durchsuchen Sie andere Codesprachen

Shell/Bash

C++

CSS

HTML

Java

JavaScript

Objective-C

PHP

Python

Sql

Swift

Ruby

TypeScript

Kotlin

Assembly

VBA

Scala

Rust

Dart

Elixir

Clojure

Haskell

Matlab

Erlang

Cobol

Fortran

Scheme

Perl

Groovy

Lua

Julia

Delphi

Abap

Lisp

Prolog

Pascal

ActionScript

Basic

Solidity

PowerShell

GDScript

Excel