array includes object code example
Example 1: javascript array contains
var colors = ["red", "blue", "green"];
var hasRed = colors.includes("red");
var hasYellow = colors.includes("yellow");
Example 2: angular list contains property
vendors.filter(function(vendor){ return vendor.Name === "Magenic" })
Example 3: how to Check if an array contains an object in javascript
const myArrayObj = [{
'username': 'Player 1',
'email': 'john.doe@example.com'
}, {
'username': 'Player 2',
'email': 'jane.doe@example.com'
}];
const isEqual = (first, second) => {
return JSON.stringify(first) === JSON.stringify(second);
}
const result = myArrayObj.some(e => isEqual(e, {
'username': 'Player 1',
'email': 'john.doe@example.com'
}));
console.log(result);
Example 4: javascript array contains object
if (array.index(object) !== -1) {
console.log(`my object is in my array`)
}
if(array.includes(oject)) {
console.log(`my object is in my array`)
}
Example 5: check if property has value in array javascript
const magenicVendorExists = vendors.reduce((accumulator, vendor) => (accumulator||vendor.Name === "Magenic"), false);