eris-keys
Version:
a JavaScript client library for eris-keys
26 lines (23 loc) • 526 B
JavaScript
var nth = require('./nth');
/**
* Returns the first element of the given list or string. In some libraries
* this function is named `first`.
*
* @func
* @memberOf R
* @since v0.1.0
* @category List
* @sig [a] -> a | Undefined
* @sig String -> String
* @param {Array|String} list
* @return {*}
* @see R.tail, R.init, R.last
* @example
*
* R.head(['fi', 'fo', 'fum']); //=> 'fi'
* R.head([]); //=> undefined
*
* R.head('abc'); //=> 'a'
* R.head(''); //=> ''
*/
module.exports = nth(0);