QTP - Regular Expressions - Scripts

QTP – Regular Expressions

'RegExp

 Method

Dim strRet

' create regular expression object

Set objRegEx = New RegExp

' set the pattern

objRegEx.Pattern = strPattern

' set it be not case sensitive

objRegEx.IgnoreCase = True

' set global flag =true sothat we search all of the string, instead of just searching  for the first occurrence

objRegEx.Global = True

' execute search

Set strMatches = objRegEx.Execute(strString)

'=====================================================

'Execute Method

'####################################################

' @ Executing a regular expression to find text within a string.

'####################################################

MsgBox RegularExpExample("QTP.", "QuickTestQTP, by GAReddy and QuickTestQTP is qtp's blog")

' =============================================================

' @Function: RegularExpExample

' @Desc :    Example of how to use the regular expression object to find text within a string

' @Params :  strPattern is the regular expression

'            strString is the string to use the expression on

' @Returns : An example string showing the results of the search

' =============================================================

Function RegularExpExample(strPattern, strString)

Dim objRegEx, strMatch, strMatches

Dim strRet

' create regular expression object

Set objRegEx = New RegExp

' set the pattern

objRegEx.Pattern = strPattern

' set it be not case sensitive

objRegEx.IgnoreCase = True

' set global flag =true sothat we search all of the string, instead of just searching  for the first occurrence

objRegEx.Global = True

' execute search

Set strMatches = objRegEx.Execute(strString)

' for each match

For Each strMatch in strMatches

   strRet = strRet & "Match found at position '" & _

            strMatch.FirstIndex & "' - Matched Value is '" & _

            strMatch.Value & "'" & vbCRLF

Next

RegularExpExample = strRet

End Function ' RegularExpExample

'Test Method

'########################################################################

  '@Using Locate to determine if specific text exists within a string.

 '#######################################################################

MsgBox LocateText("www.QuickTestQTP.blogpsot.com", "QTP")

MsgBox LocateText("www.QuickTestQTP.blogpsot.com", "QTP.*.com")

' =============================================================

' @Function: LocateText

' @Desc :    Uses a regular expression to locate text within a string

' @Params :  strString is the string to perform the search on

'            strPattern is the regular expression

' @Returns : True if the pattern was found, False otherwise

' =============================================================

Function LocateText(strString, strPattern)

Dim objRegEx

' create the regular expression

Set objRegEx = New RegExp

' set the pattern

objRegEx.Pattern = strPattern

' ignore the casing

objRegEx.IgnoreCase = True

' perform the search

LocateText = objRegEx.Test(strString)

' destroy the object

Set objRegEx = Nothing

End Function ' LocateText

'Replace Method

'#################################################################

  '@Using the replace method to find and replace text in a string.

 '#################################################################

MsgBox ReplaceText("QuickTest QTP: Learning QTP is easy .", "easy.", "easiest")

MsgBox ReplaceText("QTP seems to be  easy .Just look here, everything else about QTP exists: but implemenation is HARD...!","but.*","!")

' =============================================================

' @Function: ReplaceText

' @Desc :    Uses a regular expression to replace text within a string

' @Params :  strString is the string to perform the replacement on

'            strPattern is the regular expression

'            strReplacement is the replacement string

' @Returns : ReplaceText

' =============================================================

Function ReplaceText(strString, strPattern, strReplacement)

Dim objRegEx

' create the regular expression

Set objRegEx = New RegExp

' set the pattern

objRegEx.Pattern = strPattern

' ignore the casing

objRegEx.IgnoreCase = True

' make the replacement

ReplaceText = objRegEx.Replace(strString, strReplacement)

' destroy the object

Set objRegEx = Nothing

End Function ' ReplaceText

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