数字0-9 : 48 - 57
A-Z : 65 - 90
a-z :97-122
标签:常用,48,57,122,65,ASCLL From: https://www.cnblogs.com/lutixiagit/p/16712741.html
数字0-9 : 48 - 57
A-Z : 65 - 90
a-z :97-122
标签:常用,48,57,122,65,ASCLL From: https://www.cnblogs.com/lutixiagit/p/16712741.html