Javascript is object array
var colors=["red","green","blue"];
if(Array.isArray(colors)){
//colors is an array
}
Javascript is object array
var colors=["red","green","blue"];
if(Array.isArray(colors)){
//colors is an array
}
javascript array
//create an array like so:
var colors = ["red","blue","green"];
//you can loop through an array like this:
for (var i = 0; i < colors.length; i++) {
console.log(colors[i]);
}
array of objects javascript
var widgetTemplats = [
{
name: 'compass',
LocX: 35,
LocY: 312
},
{
name: 'another',
LocX: 52,
LocY: 32
}
]
typescript array of objects
// Create an interface that describes your object
interface Car {
name: string;
brand: string;
price: number;
}
// The variable `cars` below has a type of an array of car objects.
let cars: Car[];
typescript array of objects
//Define an interface to standardize and reuse your object
interface Product {
name: string;
price: number;
description: string;
}
let pen: Product = {
name: "Pen",
price: 1.43,
description: "Userful for writing"
}
let products: Product[] = [];
products.push(pen);
//...do other products.push(_) to add more objects...
console.log(products);
/* -->
*[
* {
* name: "Pen",
* price: 1.43,
* description: "Userful for writing"
* },
* ...other objects...
*]
javascript array read object value in array
var events = [
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 1
},
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 2
},
{
userId: 1,
place: "Wormholes Allow Information to Escape Black Holes",
name: "Check out this recent discovery about workholes",
date: "2020-06-26T17:58:57.776Z",
id: 3
}
];
console.log(events[0].place);
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