摘要:
function convertBase64UrlToBlob(urlData) { let bytes = window.atob(urlData.split(",")[1]); //去掉url的头,并转换为byte //处理异常,将ascii码小于0的转换为大于0 let ab = new Ar 阅读全文
摘要:
//千分符 const formatNum = (num) => { if (num null) { return 0 } let value = num + ''; value = value.replace(/,/g, ""); if (/^[1-9]\d*$/.test(value)) { v 阅读全文