sql查询股票行情,从sql数据库中找出“黑马”股票。-sql query stock quotes, from the sql database to find a " dark horse" stock.

Simple include function to loop through a given string and (a) concatenate it to the maximum length, (b) silently drop any unwanted characters and (c) pad all single quotes with a 2nd single quote (for using in MS-SQL statements).