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333 BJavaScriptView Raw
1'use strict';
2
3/**
4 * Check whether a media feature is a range context one
5 *
6 * @param {string} mediaFeature feature
7 * @return {boolean} If `true`, media feature is a range context one
8 */
9module.exports = function (mediaFeature) {
10 return mediaFeature.includes('=') || mediaFeature.includes('<') || mediaFeature.includes('>');
11};