C # control naming rules

Control TypePrefix Example

Button btn btnOK

Grid grd grdPrices

3D Panel pnl pnlGroup

ADO Data ado adoBiblio

Animated button ani aniMailBox

Check box chk chkReadOnly

Combo box cbo cboEnglish

Dropdown list box ≥ ddl ddlUser

Command button cmd cmdExit

Common dialog dlg dlgFileOpen

Communications com comFax ≤

Control (used within procedures when the specific type is unknown)

Ctr ctrCurrent

Data dat datBiblio

Data-bound combo box dbcbo dbcboLanguage

Data-bound grid dbgrd dbgrdQueryResult

Data-bound list box dblst dblstJobType

Data combo dbc dbcAuthor

Data grid dgd dgdTitles

Data list dbl dblPublisher

Data repeater drp drpLocation

Date picker dtp dtpPublished

Directory list box dir dirSource

Drive list box drv drvTarget

File list box fil filSource

Flat scroll bar fsb fsbMove

Form frm frmEntry

Frame fra fraLanguage

Gauge gau gauStatus

Graph gra graRevenue

Hierarchical flexgrid flex flexOrders

Horizontal scroll bar hsb hsbVolume

Image img imgIcon

Image combo imgcbo imgcboProduct

ImageList ils ilsAllIcons

Label lbl lblHelpMessage

Lightweight check box lwchk lwchkArchive

Lightweight combo box lwcbo lwcboGerman

Lightweight command button lwcmd lwcmdRemove

Lightweight frame lwfra lwfraSaveOptions

Lightweight horizontal scroll bar lwhsb lwhsbVolume

Lightweight list box lwlst lwlstCostCenters

Lightweight option button lwopt lwoptIncomeLevel

Lightweight text box lwtxt lwoptStreet

Lightweight vertical scroll bar lwvsb lwvsbYear

Line lin linVertical

List box lst lstPolicyCodes

ListView lvw lvwHeadings

MAPI message mpm mpmSentMessage

MAPI session mps mpsSession

MCI mci mciVideo

Menu mnu mnuFileOpen

Month view mvw mvwPeriod

MS Chart ch chSalesbyRegion

MS Flex grid msg msgClients

MS Tab (mst mstFirst)

OLE container ole oleWorksheet

Option button opt optGender

Picture box pic picVGA

Picture clip clp clpToolbar

ProgressBar prg prgLoadFile

Remote Data rd rdTitles

RichTextBox rtf rtfReport

Shape shp shpCircle

Slider sld sldScale

Spin spnPages

StatusBar sta staDateTime

SysInfo sys sysMonitor

TabStrip tab tabOptions

Text box txt txtLastName

Timer tmr tmrAlarm

Toolbar tlb tlbActions

TreeView tre treOrganization

UpDown upd updDirection

Vertical scroll bar vsb vsbRate

ASP. NET control naming rules

Type	Prefix	Example
AdRotator	Adrt	AdrtTopAd
Button	Btn	BtnSubmit
Calendar	Cal	CalMettingDates
CheckBox	Chk	ChkBlue
CheckBoxList	Chkl	Chklkavcolors
CompareValidator	Valc	ValcValidAge
CustomValidator	Valx	ValxDBCheck
DataGrid	Dgrd	DgrdTitles
DataList	Dlst	DlstTitles
DropDownList	Drop	DropCountries
HyperLink	Lnk	LnkDetails
Image	Img	ImgAuntBetty
ImageButton	Ibtn	IbtnSubmit
Label	Lbl	LblResults
LinkButton	Lbtn	LbtnSubmit
ListBox	Lst	LstCountries
Panel	Pnl	PnlForm2
PlaceHolder	Plh	PlhFormContents
RadioButton	Rad	RadFemale
RadioButtonList	Radl	RadlGender
RangeValidator	Valg	ValgAge
RegularExpression	Vale	ValeEmail_Validator
Repeater	Rpt	RptQueryResults
RequiredFieldValidator	Valr	ValrFirstName
Table	Tbl	TblCountryCodes
TableCell	Tblc	TblcGermany
TableRow	Tblr	TblrCountry
TextBox	Txt	TxtFirstName
ValidationSummary	Vals	ValsFormErrors
XML	Xmlc	XmlcTransformResults