var alphabet= String.fromCharCode(64 + parseInt(填写数字);
单个字符转数字:
'a'.charCodeAt(0)
结果: 97
数字转字母:
String.fromCharCode(97)
结果:a
var alphabet= String.fromCharCode(64 + parseInt(填写数字);
单个字符转数字:
'a'.charCodeAt(0)
结果: 97
数字转字母:
String.fromCharCode(97)
结果:a