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47 lines
1007 B
Python
47 lines
1007 B
Python
/**
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* components util
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*/
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/**
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* 清理空值，对象
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* @param children
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* @returns {*[]}
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*/
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export function filterEmpty (children = []) {
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return children.filter(c => c.tag || (c.text && c.text.trim() !== ''))
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}
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/**
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* 获取字符串长度，英文字符 长度1，中文字符长度2
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* @param {*} str
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*/
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export const getStrFullLength = (str = '') =>
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str.split('').reduce((pre, cur) => {
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const charCode = cur.charCodeAt(0)
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if (charCode >= 0 && charCode <= 128) {
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return pre + 1
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}
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return pre + 2
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}, 0)
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/**
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* 截取字符串，根据 maxLength 截取后返回
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* @param {*} str
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* @param {*} maxLength
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*/
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export const cutStrByFullLength = (str = '', maxLength) => {
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let showLength = 0
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return str.split('').reduce((pre, cur) => {
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const charCode = cur.charCodeAt(0)
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if (charCode >= 0 && charCode <= 128) {
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showLength += 1
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} else {
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showLength += 2
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}
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if (showLength <= maxLength) {
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return pre + cur
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}
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return pre
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}, '')
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}
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