Re: showif field is number

This WebDNA talk-list message is from

1997


It keeps the original formatting.
numero = 15662
interpreted = N
texte = Kenneth Grome wrote: > > >Is their a quick way to do [showif [field] is a number] ? > > > >Will this work? [showif [math][field]+1[/math]!] In other words, if the > >field is non-numeric, the math context will return a blank. > > I think something like this will work, but I don't remember what's > returned, whether it's blank or zero or some unpredictable number. > You'll probably have to play around with this technique to see what > you get ... :)It turns out that WC will return a value for any field *starting* with a number. It will return the first number it sees, without performing whatever equation you've set up. if [sku]=111abc222def then [math][sku]+1[/math] will return 111It only increments if it is a pure number.I ended up doing a comparison of the results to determine if it incremented.Pat Associated Messages, from the most recent to the oldest:

    
  1. Re: showif field is number (Kenneth Grome 1997)
  2. Re: showif field is number (Pat McCormick 1997)
  3. showif field is number (Pat McCormick 1997)
Kenneth Grome wrote: > > >Is their a quick way to do [showif [field] is a number] ? > > > >Will this work? [showif [math][field]+1[/math]!] In other words, if the > >field is non-numeric, the math context will return a blank. > > I think something like this will work, but I don't remember what's > returned, whether it's blank or zero or some unpredictable number. > You'll probably have to play around with this technique to see what > you get ... :)It turns out that WC will return a value for any field *starting* with a number. It will return the first number it sees, without performing whatever equation you've set up. if [sku]=111abc222def then [math][sku]+1[/math] will return 111It only increments if it is a pure number.I ended up doing a comparison of the results to determine if it incremented.Pat Pat McCormick

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