Re: Does webcatalog recognise NULL values?

This WebDNA talk-list message is from

1998


It keeps the original formatting.
numero = 18440
interpreted = N
texte = >Please help. I'm currently using Webcatalog NT Version 2.1. >I need to use the [showif] command to show some code, based on the >argument of whether it has a value or not. > >Now this is not as straight forward as it sounds, because the cell can >potentially contain data in the format of text or number. > >I've tried using all sorts of commands, but doesn't seem to work because >some cells have numbers in and others have text in. > >What I need to do is to find out if webcatalog can test whether or not >the cell has a NULL value.[SHOWIF [fieldname]!]Text to display if the field is not empty[/SHOW][SHOWIF [variablename]![raw][variablename][/raw]]Text to display if the variable is not defined[/SHOW] ************************************************************* Christer Olsson Stora Nygatan 21 Phone +46 40 791 50 Art director S-211 37 Malmoe Fax +46 40 97 99 77 Ljusa Ideer AB Sweden http://www.ljusaideer.se Associated Messages, from the most recent to the oldest:

    
  1. Re: Does webcatalog recognise NULL values? (Dave MacLeay 1998)
  2. Re: Does webcatalog recognise NULL values? (Christer Olsson 1998)
  3. Does webcatalog recognise NULL values? (Richard Zammit 1998)
>Please help. I'm currently using Webcatalog NT Version 2.1. >I need to use the [showif] command to show some code, based on the >argument of whether it has a value or not. > >Now this is not as straight forward as it sounds, because the cell can >potentially contain data in the format of text or number. > >I've tried using all sorts of commands, but doesn't seem to work because >some cells have numbers in and others have text in. > >What I need to do is to find out if webcatalog can test whether or not >the cell has a NULL value.[SHOWIF [fieldname]!]Text to display if the field is not empty[/SHOW][SHOWIF [variablename]![raw][variablename][/raw]]Text to display if the variable is not defined[/SHOW] ************************************************************* Christer Olsson Stora Nygatan 21 Phone +46 40 791 50 Art director S-211 37 Malmoe Fax +46 40 97 99 77 Ljusa Ideer AB Sweden http://www.ljusaideer.se Christer Olsson

DOWNLOAD WEBDNA NOW!

Top Articles:

Talk List

The WebDNA community talk-list is the best place to get some help: several hundred extremely proficient programmers with an excellent knowledge of WebDNA and an excellent spirit will deliver all the tips and tricks you can imagine...

Related Readings:

Don'y know if this is a sily question... (2003) [URL] around a [sendmail] recipient? (2000) WebCat2 beta 11 - new prefs ... (1997) WebDNA 6.0 backwards compatible? (2004) listfiles-looking for slick solution (1997) WebCat2b12 CGI Mac -- Problems propagating the cart through frames...still (1997) How do I ad to an existing cart? (2000) Configuring E-mail (1997) Grant, please help me ... (1997) WC2.0 Memory Requirements (1997) Help name our technology! (1997) Configuration Q (1998) Cookies and webcat (1997) Database Connectivity (1999) Question about replacing words (1998) How do I make this faster???? (2000) Navigator Parsing (1997) Extended [ConvertChars] (1997) auto-stripping of spaces (1997) WebCat2: multiple currency support (1997)