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25 lines
907 B
25 lines
907 B
// @ts-nocheck
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import {isNumeric} from '../isNumeric'
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import {isDef} from '../isDef'
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/**
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* 给一个值添加单位(像素 px)
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* @param value 要添加单位的值,可以是字符串或数字
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* @returns 添加了单位的值,如果值为 undefined 则返回 undefined
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*/
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export function addUnit(value?: string | number): string | undefined {
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if (!isDef(value)) {
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return undefined;
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}
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value = String(value); // 将值转换为字符串
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// 如果值是数字,则在后面添加单位 "px",否则保持原始值
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return isNumeric(value) ? `${value}px` : value;
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}
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// console.log(addUnit(100)); // 输出: "100px"
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// console.log(addUnit("200")); // 输出: "200px"
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// console.log(addUnit("300px")); // 输出: "300px"(已经包含单位)
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// console.log(addUnit()); // 输出: undefined(值为 undefined)
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// console.log(addUnit(null)); // 输出: undefined(值为 null)
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