js中字符串轉base64和base64轉字符串
阿新 • • 發佈:2018-06-06
uri func var span clas 字符串 return nbsp 字符
var str = ‘阪井泉水‘; //console.log(encodeURI(str)); //console.log(btoa(encodeURI(str))); //console.log(atob(btoa(encodeURI(str)))); //console.log(decodeURI(atob(btoa(encodeURI(str))))); //字符串轉base64 function encode(str){ // 對字符串進行編碼 var encode = encodeURI(str); // 對編碼的字符串轉化base64 varbase64 = btoa(encode); return base64; } // base64轉字符串 function decode(base64){ // 對base64轉編碼 var decode = atob(base64); // 編碼轉字符串 var str = decodeURI(decode); return str; } console.log(encode(str)); console.log(decode(encode(str)));
js中字符串轉base64和base64轉字符串