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Iphone 将NSString绑定到sqlite3 sql语句_Iphone_Sql_Sqlite - Fatal编程技术网
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Iphone 将NSString绑定到sqlite3 sql语句

iphone sql sqlite

Iphone 将NSString绑定到sqlite3 sql语句,iphone,sql,sqlite,Iphone,Sql,Sqlite,你们能告诉我如何将nsstring绑定到SQLite3SQL语句吗 NSString *date = @"test date"; char const *sqlStatement = sqlite3_mprintf("UPDATE facts SET alreadyRead = '%q' WHERE id=%d", date, factId); %q对字符串不起作用 %d为nsinteger工作 感谢您的帮助。为什么不使用fmdb？ NSString *date = @"test date";

你们能告诉我如何将nsstring绑定到SQLite3SQL语句吗

NSString *date = @"test date";
char const *sqlStatement = sqlite3_mprintf("UPDATE facts SET alreadyRead = '%q' WHERE id=%d", date, factId);
%q对字符串不起作用 %d为nsinteger工作

感谢您的帮助。

为什么不使用fmdb？ 
NSString *date = @"test date";
char const *sqlStatement = sqlite3_mprintf("UPDATE facts SET alreadyRead = '%q' WHERE id=%d", [date UTF8String], factId);