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- // @ts-nocheck
- export function isDef(value: unknown): boolean {
- return value !== undefined && value !== null;
- }
- export function isNumber(value: string) {
- return /^\d+(\.\d+)?$/.test(value);
- }
- /**
- * 换成 px number
- */
- export function toPx(value: string | number) {
- // 如果是数字
- if (typeof value === 'number') {
- return value
- }
- // 如果是字符串数字
- if (isNumber(value)) {
- return Number(value)
- }
- // 如果有单位
- if (typeof value === 'string') {
- const reg = /^-?([0-9]+)?([.]{1}[0-9]+){0,1}(em|rpx|px|%)$/g
- const results = reg.exec(value);
- if (!value || !results) {
- return 0;
- }
- const unit = results[3];
- value = parseFloat(value);
- if (unit === 'rpx') {
- return uni.upx2px(value);
- }
- if (unit === 'px') {
- return value * 1;
- }
- }
- return 0
- }
- export function addUnit(value?: string | number): string | undefined {
- if (!isDef(value)) {
- return undefined;
- }
- value = String(value);
- return isNumber(value) ? `${value}px` : value;
- }
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