OnlineEducation-student-front/src/utils/objects.js

 
import pinyin from 'js-pinyin'

// 中文转拼音 传入仅首字母
Object.defineProperty(String.prototype, 'toPinyin', {
	writable: false,
	enumerable: false,
	configurable: true,
	value: function (first) {
		let str = this
		if (first) {
			return pinyin.getCamelChars(str).replace(/\uD83C[\uDF00-\uDFFF]|\uD83D[\uDC00-\uDE4F]/g, '')
		}
		return pinyin.getFullChars(str).replace(/\uD83C[\uDF00-\uDFFF]|\uD83D[\uDC00-\uDE4F]/g, '')
	}
})

// 字符检索 传入检索值
Object.defineProperty(String.prototype, 'filter', {
	writable: false,
	enumerable: false,
	configurable: true,
	value: function (input) {
		let str = this
		let en = str.toLowerCase().includes(input.toLowerCase())
		let zhFull = str.toPinyin().toLowerCase().includes(input.toLowerCase())
		let zhFirst = str.toPinyin(true).toLowerCase().includes(input.toLowerCase())
		return en || zhFull || zhFirst
	}
})