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Iserror with Search
Hi,
I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. |
Iserror with Search
I see False when I do this in the immediate window.
?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson |
Iserror with Search
The Wild Card * is confusing Excel. The code is looking at two strings
"Value Date" and "System Date". the code below will always return a false because the string "Value Date" cannot be found inside of "System Date". I think you want variable in the string or you want the following Iserror(Application.WorksheetFunction.Search(Range ("Value Date"), Range("System Date"), 1)) The code abovewill look at the named range in your worksheet. "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson |
Iserror with Search
Thanks Dave - that's right, however with the other example if you do
?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson |
Iserror with Search
Hi Joel, thanks for taking the time to reply.
The issue is why the IsError isn't trapping the returned error value and displaying True. It's not a named range I'm using, in the example I just want the Search function to fail and the IsError to return True. When i can get this working I will search a string variable instead of "System Date". try the following : ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) displays False in the immediate window ?IsError(Application.WorksheetFunction.Search("Val ue Date", "System Date", 1)) gives a Run-Time error 1004 when i am expecting True. - I have taken out the wildcards and still get the same result. cheers, Paul B. -- Paul Byrne "Joel" wrote: The Wild Card * is confusing Excel. The code is looking at two strings "Value Date" and "System Date". the code below will always return a false because the string "Value Date" cannot be found inside of "System Date". I think you want variable in the string or you want the following Iserror(Application.WorksheetFunction.Search(Range ("Value Date"), Range("System Date"), 1)) The code abovewill look at the named range in your worksheet. "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson |
Iserror with Search
I don't think Search will ever Error. Do a test and check if Search returns
zero which indicated the string is not found. If the string is found the return value is a number which indicates the character position of where the 1st character of the string is found if (Application.WorksheetFunction.Search("*Value*Date *", "System Date", 1) = 0) "Paul D Byrne" wrote: Thanks Dave - that's right, however with the other example if you do ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson |
Iserror with Search
The =search() worksheet function returns an error.
It sounds like you're confusing it with VBAs InStr. Joel wrote: I don't think Search will ever Error. Do a test and check if Search returns zero which indicated the string is not found. If the string is found the return value is a number which indicates the character position of where the 1st character of the string is found if (Application.WorksheetFunction.Search("*Value*Date *", "System Date", 1) = 0) "Paul D Byrne" wrote: Thanks Dave - that's right, however with the other example if you do ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson -- Dave Peterson |
Iserror with Search
There are some differences in the way excel's VBA handles .worksheetfunction.
For instance, application.vlookup() and application.match() can be checked with iserror. But application.worksheetfunction.vlookup() and application.worksheetfunction.match() both cause runtime errors. The same is true with the differences between application.search() and application.worksheetfunction.search(). Do I know why? Nope. Does it matter which syntax you use? Yep. But outside of the academic reasons for using application.search/application.worksheetfunction.search, I still think that InStr is a better solution here. Paul D Byrne wrote: Thanks Dave - that's right, however with the other example if you do ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson -- Dave Peterson |
Iserror with Search
Just to add, you could use this kind of thing:
on error resume next msgbox application.worksheetfunction.search(...) if err.number < 0 then 'not found err.clear else 'found end if on error goto 0 But using iserror(application.search(...)) is easier. And VBA's InStr is even easier (have I said that enough????) <vbg Dave Peterson wrote: There are some differences in the way excel's VBA handles .worksheetfunction. For instance, application.vlookup() and application.match() can be checked with iserror. But application.worksheetfunction.vlookup() and application.worksheetfunction.match() both cause runtime errors. The same is true with the differences between application.search() and application.worksheetfunction.search(). Do I know why? Nope. Does it matter which syntax you use? Yep. But outside of the academic reasons for using application.search/application.worksheetfunction.search, I still think that InStr is a better solution here. Paul D Byrne wrote: Thanks Dave - that's right, however with the other example if you do ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson -- Dave Peterson -- Dave Peterson |
Iserror with Search
Hi,
this is what I ended up using : If InStr(1, acell.Cells(1, j + 1).Value, "Value", 1) 0 And InStr(1, acell.Cells(1, j + 1).Value, "Date", 1) 0 Then intDateCol = acell(0, j + 1).Column ElseIf InStr(1, acell.Cells(1, j + 1).Value, "End", 1) 0 And InStr(1, acell.Cells(1, j + 1).Value, "Date", 1) 0 Then intDateCol = acell(0, j + 1).Column End If thanks for the help guys. Paul B. "Dave Peterson" wrote: Just to add, you could use this kind of thing: on error resume next msgbox application.worksheetfunction.search(...) if err.number < 0 then 'not found err.clear else 'found end if on error goto 0 But using iserror(application.search(...)) is easier. And VBA's InStr is even easier (have I said that enough????) <vbg Dave Peterson wrote: There are some differences in the way excel's VBA handles .worksheetfunction. For instance, application.vlookup() and application.match() can be checked with iserror. But application.worksheetfunction.vlookup() and application.worksheetfunction.match() both cause runtime errors. The same is true with the differences between application.search() and application.worksheetfunction.search(). Do I know why? Nope. Does it matter which syntax you use? Yep. But outside of the academic reasons for using application.search/application.worksheetfunction.search, I still think that InStr is a better solution here. Paul D Byrne wrote: Thanks Dave - that's right, however with the other example if you do ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "System Date", 1)) you don't get True, but a Run-Time Error 1004, the question is, why doesn't the IsError function trap the Run-Time Error 1004 and return True (it is an error after all!). cheers. Paul. -- Paul Byrne "Dave Peterson" wrote: I see False when I do this in the immediate window. ?IsError(Application.WorksheetFunction.Search("*Va lue*Date*", "Value Date", 1)) False And this returned False: MsgBox IsError(Application.WorksheetFunction _ .Search("*Value*Date*", "Value Date", 1)) But VBA has its own version of application.search. Look at InStr() in VBA's help. Paul D Byrne wrote: Hi, I am trying to test a string in VBA to see if it exists using the following : Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "System Date", 1)) If I use the msgbox in the immediate pane to see the result I get Run-time error '1004': Unable to get the Search property of the WorksheetFunction class However using the following: Iserror(Application.WorksheetFunction.Search("*Val ue*Date*", "Value Date", 1)) evaluates to 'False' - which is what I expect. Howcome the first statement does not evaluate to True? thanks, Paul B. PS : The 2nd parameter will be a variable in production - using the words is only for development. -- Dave Peterson -- Dave Peterson -- Dave Peterson |
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