题解 | #颜色字符串转换#
颜色字符串转换
https://www.nowcoder.com/practice/80b08802a833419f9c4ccc6e042c1cca
function rgb2hex(sRGB) {
const rgb=sRGB.match(/\d+/g)
if(!rgb||rgb.length!=3){
return sRGB
}
let res='#'
rgb.forEach((el)=>{
const p= parseInt(el).toString(16,2)
res+=p.length==2?p:'0'+p
})
return res
}
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