find index typescript code example
Example 1: find index of object in array javascript
a = [
{prop1:"abc",prop2:"qwe"},
{prop1:"bnmb",prop2:"yutu"},
{prop1:"zxvz",prop2:"qwrq"}];
index = a.findIndex(x => x.prop2 ==="yutu");
console.log(index);
Example 2: js array get index
var fruits = ["Banana", "Orange", "Apple", "Mango"];
return fruits.indexOf("Apple");
Example 3: how to use indexOf in typesript
var array = [2, 9, 9];
array.indexOf(2);
array.indexOf(7);
array.indexOf(9, 2);
array.indexOf(2, -1);
array.indexOf(2, -3);