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33 lines
720 B
JavaScript
33 lines
720 B
JavaScript
import slice from './slice.js'
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import toInteger from './toInteger.js'
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/**
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* Creates a slice of `array` with `n` elements dropped from the end.
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*
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* @since 3.0.0
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* @category Array
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* @param {Array} array The array to query.
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* @param {number} [n=1] The number of elements to drop.
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* @returns {Array} Returns the slice of `array`.
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* @example
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*
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* dropRight([1, 2, 3])
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* // => [1, 2]
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*
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* dropRight([1, 2, 3], 2)
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* // => [1]
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*
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* dropRight([1, 2, 3], 5)
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* // => []
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*
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* dropRight([1, 2, 3], 0)
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* // => [1, 2, 3]
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*/
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function dropRight(array, n=1) {
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const length = array == null ? 0 : array.length
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n = length - toInteger(n)
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return length ? slice(array, 0, n < 0 ? 0 : n) : []
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}
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export default dropRight
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