get index of item array
const array = ['a', 'b', 'c']
array.indexOf('a')
> 0get index of item array
const array = ['a', 'b', 'c']
array.indexOf('a')
> 0get index of element in array js
const beasts = ['ant', 'bison', 'camel', 'duck', 'bison'];
beasts.indexOf('bison'); //ouput: 1
// start from index 2
beasts.indexOf('bison', 2); //output: 4
beasts.indexOf('giraffe'); //output: -1Copyright © 2021 Codeinu
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