Iphone 无法将数据插入obj c中的sqlite数据库
大家好 我使用以下方法将数据插入数据库,但它始终只保存第一个输入的值 以下方法位于insertUpdateDelete类中Iphone 无法将数据插入obj c中的sqlite数据库,iphone,objective-c,sqlite,Iphone,Objective C,Sqlite,大家好 我使用以下方法将数据插入数据库,但它始终只保存第一个输入的值 以下方法位于insertUpdateDelete类中 - (void) InsertRecord { if(addStmt == nil) { NSString *nsql = [NSString stringWithFormat:@"insert into tbl_Users(FirstName,MiddleName) Values('%@','%@')",strFirstName,strMid
- (void) InsertRecord {
if(addStmt == nil) {
NSString *nsql = [NSString stringWithFormat:@"insert into tbl_Users(FirstName,MiddleName) Values('%@','%@')",strFirstName,strMiddleName];
const char *sql = [nsql UTF8String];
if(sqlite3_prepare_v2(database, sql, -1, &addStmt, NULL) != SQLITE_OK)
{
NSAssert1(0, @"Error while creating add statement. '%s'", sqlite3_errmsg(database));
}
}
if(SQLITE_DONE != sqlite3_step(addStmt))
NSAssert1(0, @"Error while inserting data. '%s'", sqlite3_errmsg(database));
else
//SQLite provides a method to get the last primary key inserted by using sqlite3_last_insert_rowid
intID = sqlite3_last_insert_rowid(database);
//Reset the add statement.
sqlite3_reset(addStmt);
}
通过下面的代码我调用这个方法,tfText[0]和tfText[1]是文本字段变量,问题是,在文本字段中输入一些数据后,每次单击保存,它都只会将第一个输入的值保存到数据库中
- (void) save_Clicked
{
iICS_testAppDelegate *appDelegate = (iICS_testAppDelegate *)[[UIApplication sharedApplication] delegate];
//Create a Items Object.
insertUpdateDelete *objInsertUpdateDelete = [[insertUpdateDelete alloc] init];
objInsertUpdateDelete.strFirstName = tfText[0].text;
objInsertUpdateDelete.strMiddleName = tfText[1].text;
[appDelegate InsertRecord:objInsertUpdateDelete];
}
任何人都可以提前帮我,,,,,thanx吗?非常感谢,它工作得很好,,,我的代码也正确,知道它没有更新数据吗?只需检查变量的值并调试代码…你就会得到解决方案。
const char *addRecord = "insert into Test(taskname, desc) values(?, ?)";
sqlite3_stmt *statement;
if(sqlite3_prepare_v2(database, addRecord, -1, &statement, NULL) != SQLITE_OK)
{
NSLog(@"Error while Inserting Record :- '%s'", sqlite3_errmsg(database));
sqlite3_finalize(statement);
return -1;
}
sqlite3_bind_text(statement, 1, [Ttitle UTF8String], -1, SQLITE_TRANSIENT);
sqlite3_bind_text(statement, 3, [Tdesc UTF8String], -1, SQLITE_TRANSIENT);
if(SQLITE_DONE != sqlite3_step(statement))
{
NSLog(@"Error1 while Inserting Record :- '%s'", sqlite3_errmsg(database));
sqlite3_finalize(statement);
return -1;
}
else
{
NSLog(@"Record Inserted Successfully.");
sqlite3_finalize(statement);
return sqlite3_last_insert_rowid(database);
}