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x/ramda/startsWith.js

:ram: Practical functional Javascript
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import _curry2 from './internal/_curry2';import equals from './equals';import take from './take';
/** * Checks if a list starts with the provided sublist. * * Similarly, checks if a string starts with the provided substring. * * @func * @memberOf R * @since v0.24.0 * @category List * @sig [a] -> [a] -> Boolean * @sig String -> String -> Boolean * @param {*} prefix * @param {*} list * @return {Boolean} * @see R.endsWith * @example * * R.startsWith('a', 'abc') //=> true * R.startsWith('b', 'abc') //=> false * R.startsWith(['a'], ['a', 'b', 'c']) //=> true * R.startsWith(['b'], ['a', 'b', 'c']) //=> false */var startsWith = _curry2(function(prefix, list) { return equals(take(prefix.length, list), prefix);});export default startsWith;