28 lines
No EOL
673 B
JavaScript
28 lines
No EOL
673 B
JavaScript
import _curry1 from "./internal/_curry1.js";
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import _nth from "./internal/_nth.js";
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/**
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* Returns the first element of the given list or string. In some libraries
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* this function is named `first`.
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*
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* @func
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* @memberOf R
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* @since v0.1.0
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* @category List
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* @sig [a] -> a | Undefined
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* @sig String -> String | Undefined
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* @param {Array|String} list
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* @return {*}
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* @see R.tail, R.init, R.last
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* @example
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*
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* R.head(['fi', 'fo', 'fum']); //=> 'fi'
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* R.head([]); //=> undefined
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*
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* R.head('abc'); //=> 'a'
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* R.head(''); //=> undefined
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*/
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var head = /*#__PURE__*/_curry1(function (list) {
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return _nth(0, list);
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});
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export default head; |