sizeDeal(size) {
const info = uni.getSystemInfoSync()
const scale = 750 / info.windowWidth;
// 分离字体大小和单位,rpx 转 px
let s = Number.isNaN(parseFloat(size)) ? 0 : parseFloat(size)
let u = size.toString().replace(/[0-9]/g, '').replace('-','')
if (u == 'rpx') {
s /= scale
u = 'px'
} else if (u == '') {
u = 'px'
}else if (u == 'vw') {
u = 'px'
s = s / 100 * 750 / scale
}
return [s, u, s + u]
}
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