first-of-array
Return the first element in an array. Is tested.
##Overview
The module can be used when you need a function that returns the first element of an array
##Installing
npm i first-of-array --save-dev
##Usage
Simply require the first-of-array
module. The export function can be used in any module you desire:
const first = require('first-of-array');
first([1,100,1000); // 1
first([['Ahad', 12, 10000], 12, 'Three', true]); // ['Ahad', 12, 10000]
##TODO
- add more tests
##Tests
npm test
Also supports the standards JavaScript library, configure as follows:
"standard": {
"ignore": [
"/test/test.js",
"app.js"
]
}
first([1,2,3,4,5]); // ==> returns a number
first([['Ahad',2,3,4,5]); // ==> returns a string
first([[1,2e10],2,3,4,5]) // ==> returns only the first element
first([[true, false], 'id', 1004]); // ==> returns the first element, even if is array
first([]); // ==> returns undefined, if passed empty array
##Related Modules
##Contributing
Feel free to file an issue or bug.