关于数据库方面论文范例,与修改文收费最新修改,最新修改相关本科毕业论文范文
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等于'',edit11.Text:等于'',
edit12.text:等于'0',
dmmzshg.dm_mzshg.ADOyisheng.Close,
dmmzshg.dm_mzshg.ADOyisheng.SQL.Clear,
dmmzshg.dm_mzshg.ADOyisheng.SQL.Add('select*fromòéú±í'),
dmmzshg.dm_mzshg.ADOyisheng.Open,
bobox2.Items.Clear,
fori:等于0todmmzshg.dm_mzshg.ADOyisheng.RecordCount-1do
begin
bobox2.Items.Add(dmmzshg.dm_mzshg.ADOyisheng.Fields[1].asstring),
dmmzshg.dm_mzshg.ADOyisheng.Next,
end,
bobox2.Text:等于'òéúD',
bobox2.ItemIndex:等于-1,
dmmzshg.dm_mzshg.ADOkucun.Close,
dmmzshg.dm_mzshg.ADOkucun.SQL.Clear,
dmmzshg.dm_mzshg.ADOkucun.SQL.Add('select*fromò·a′±í'),
dmmzshg.dm_mzshg.ADOkucun.Open,
dmmzshg.dm_mzshg.adojiesuan.Close,
dmmzshg.dm_mzshg.adojiesuan.SQL.Clear,
dmmzshg.dm_mzshg.adojiesuan.SQL.Add('select*fromê·á±í'),
dmmzshg.dm_mzshg.adojiesuan.Open,
dmmzshg.dm_mzshg.adojiesuan.Last,
dmmzshg.dm_mzshg.adomingxi.Close,
dmmzshg.dm_mzshg.adomingxi.SQL.Clear,
dmmzshg.dm_mzshg.adomingxi.SQL.Add('select*fromê·÷±í'),
dmmzshg.dm_mzshg.adomingxi.Open,
dmmzshg.dm_mzshg.adomingxi.Last,
dmmzshg.dm_mzshg.ADOchaxun.Close,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Clear,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add('selectdistinctò·ààfromò·a′±í'),
dmmzshg.dm_mzshg.ADOchaxun.Open,
bobox1.Items.Clear,
fori:等于0todmmzshg.dm_mzshg.ADOchaxun.RecordCount-1do
begin
bobox1.Items.Add(dmmzshg.dm_mzshg.ADOchaxun.Fields[0].asstring),
dmmzshg.dm_mzshg.ADOchaxun.Next,
end,
bobox1.Text:等于'ê·',
bobox1.ItemIndex:等于-1,
end,
procedureTmzshgf.Edit1KeyPress(Sender:TObject,varKey:Char),
begin
ifkey等于#13then
begin
dmmzshg.dm_mzshg.ADOchaxun.Close,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Clear,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add('select*from1òo±íwhere1òo±ào等于'),
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add(''''+edit1.Text+''''),
dmmzshg.dm_mzshg.ADOchaxun.Open,
ifdmmzshg.dm_mzshg.ADOchaxun.RecordCount<,>,0then
begin
edit2.Text:等于dmmzshg.dm_mzshg.ADOchaxun.Fields[1].AsString,
edit3.Text:等于datetostr(dmmzshg.dm_mzshg.ADOchaxun.Fields[3].AsDateTime),
end,
edit12.Text:等于'0',
end,
end,
procedureTmzshgf.ComboBox1Click(Sender:TObject),
vari:integer,
ss:string,
begin
ss:等于bobox1.Items[bobox1.itemindex],
dmmzshg.dm_mzshg.ADOchaxun.Close,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Clear,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add('selectò·3fromò·a′±íwhereò·àà等于'),
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add(''''+ss+''''),
dmmzshg.dm_mzshg.ADOchaxun.Open,
ifdmmzshg.dm_mzshg.ADOchaxun.RecordCount<,>,0then
begin
listbox1.Items.Clear,
fori:等于0todmmzshg.dm_mzshg.ADOchaxun.RecordCount-1do
begin
listbox1.Items.Add(dmmzshg.dm_mzshg.ADOchaxun.Fields[0].asstring),
dmmzshg.dm_mzshg.ADOchaxun.Next,
end,
end,
edit5.Text:等于'',
edit6.Text:等于'',
edit7.Text:等于'',
edit8.Text:等于'',
end,
procedureTmzshgf.ListBox1DblClick(Sender:TObject),
begin
edit8.Text:等于listbox1.Items[listbox1.itemindex],
edit5.SetFocus,
dmmzshg.dm_mzshg.ADOchaxun.Close,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Clear,
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add('select*fromò·a′±íwhereò·3等于'),
dmmzshg.dm_mzshg.ADOchaxun.SQL.Add(''''+edit8.Text+''''),
dmmzshg.dm_mzshg.ADOchaxun.Open,
ifdmmzshg.dm_mzshg.ADOchaxun.RecordCount<,>,0then
begin
edit9.Text:等于dmmzshg.dm_mzshg.ADOchaxun.Fields[5].AsString,
edit6.Text:等于floattostr(dmmzshg.dm_mzshg.ADOchaxun.Fields[7].AsFloat),
end,
end,
procedureTmzshgf.Edit5KeyPress(Sender:TObject,varKey:Char),
varf1:real,
f2:real,
begin
ifkey等于#13then
begin
f1:等于strtofloat(edit5.Text),
f2:等于strtofloat(edit6.Text),
f2:等于f1*f2,
edit7.Text:等于format('%3.2f',[f2]),
ifnotdmmzshg.dm_mzshg.adomingxi.Activethen
dmmzshg.dm_mzshg.adomingxi.Open,
dmmzshg.dm_mzshg.adomingxi.Append,
edit12.Text:等于floattostr(strtofloat(edit7.Text)+strtofloat(edit12.Text)),
dmmzshg.dm_mzshg.adomingxi.Fields[1].AsInteger:等于strtoint(edit1.Text),
dmmzshg.dm_mzshg.adomingxi.Fields[2].AsString:等于edit8.Text,
dmmzshg.dm_mzshg.adomingxi.Fields[3].AsString:等于edit9.Text,
dmmzshg.dm_mzshg.adomingxi.Fields[4].AsInteger:等于strtoint(edit5.Text),
dmmzshg.dm_mzshg.adomingxi.Fields[5].AsFloat:等于strtofloat(edit6.Text),
dmmzshg.dm_mzshg.adomingxi.Fields[6].AsFloat:等于strtofloat(edit7.Text),
dmmzshg.dm_mzshg.adomingxi.Fields[7].AsString:等于bobox1.Items[bobox1.itemindex],
dmmzshg.dm_mzshg.adomingxi.Post,
dmmzshg.dm_mzshg.adomingxi.Last,
button2.Enabled:等于true,
dmmzshg.dm_mzshg.ADOTable1.Close,
dmmzshg.dm_mzshg.ADOTable1.TableName:等于'ò·3a±í',
dmmzshg.dm_mzshg.ADOTable1.Open,
dmmzshg.
关于数据库方面论文范例,与修改文收费最新修改,最新修改相关本科毕业论文范文参考文献资料: