Bookshelf v8.0: CStr Function

CStr Function

This standard VB function converts an expression to the data type string.

CStr(expression)


Argument	Description
expression	Any expression that can evaluate to a number

A string containing the value of expression.


Expression	Return value
Date	A string containing a date
Empty	A zero-length string ("")
Error	A string containing `Error`, followed by the error number
Null	A run-time error
Other Numeric	A string containing the number

This example uses the string functions to operate on a string that was originally entered as a number.

Sub Button_Click
Dim var1, msgtext as String, code as Integer
var1 = 77

   msgtext = Cstr(var1)
   msgtext = Left(var1,1)
   code = Asc(msgtext)

msgtext = "The first digit you entered was," & msgtext
msgtext = msgtext & ". Its ANSI code is " & code & "."
End Sub

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