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39 lines
890 B
39 lines
890 B
var baseClamp = require('./_baseClamp'), |
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toNumber = require('./toNumber'); |
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/** |
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* Clamps `number` within the inclusive `lower` and `upper` bounds. |
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* |
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* @static |
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* @memberOf _ |
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* @since 4.0.0 |
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* @category Number |
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* @param {number} number The number to clamp. |
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* @param {number} [lower] The lower bound. |
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* @param {number} upper The upper bound. |
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* @returns {number} Returns the clamped number. |
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* @example |
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* |
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* _.clamp(-10, -5, 5); |
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* // => -5 |
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* |
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* _.clamp(10, -5, 5); |
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* // => 5 |
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*/ |
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function clamp(number, lower, upper) { |
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if (upper === undefined) { |
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upper = lower; |
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lower = undefined; |
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} |
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if (upper !== undefined) { |
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upper = toNumber(upper); |
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upper = upper === upper ? upper : 0; |
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} |
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if (lower !== undefined) { |
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lower = toNumber(lower); |
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lower = lower === lower ? lower : 0; |
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} |
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return baseClamp(toNumber(number), lower, upper); |
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} |
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module.exports = clamp;
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