目录1、SUBSTRING()函数2、LEFT()函数 3、RIGHT()函数4、CHARINDEX()函数5、LEN函数补充知识：SQL Server 根据分隔符截取指定位置的子字符串总结1、SUBSTRING()函数
I am developing some JavaScript that should work with either Prototype.js or JQuery, thus I need some way to i开发者_开发知识库dentify what is the primary library in use. How can I do that?You can che
加载中,请稍侯......