目录一：认识游标1.游标的概念2.游标的优点3.游标的分类二：游标的基本操作2.打开游标3.读取游标中的数据4.关闭游标5.释放游标三:游标的运用1.使用游标变量2.用游标为变量赋值3.用ORDER BY 子句改变游标中
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
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