Re: [ShowIf] if the varieable exists
This WebDNA talk-list message is from 1998
It keeps the original formatting.
numero = 20292
interpreted = N
texte = On 10/8/98 10:23 AM Mike Eberly wrote >I understand that normally you would put the [ShowIf] context followed >by the equation. >ex: [ShowIf [wogroup1datarq]=Mustang]Car[/ShowIf] >However, there will not always be an existing variable called >[wogroup1datarq]. Instead, I would like to [ShowIf] if the variable >[wogroup1datarq] exists. How can I do this?I just got done doing this. It was a blast on top of it I had added complications. Here is the code I created. Basically I used the formvariable tag to extract the information I wanted. What a hoot, Do that with asp![formvariables] [math show=f]num2=[index][/math] [showif [num2]=[num1]] [text show=f]rt[num3]=[value][/text] [/showif] [showif [name]^state] [math show=f]num1=[index]+1[/math] [math show=f]num3=num3+1[/math] [text show=f]st[num3]=[value][/text] [/showif] [/formvariables]basically I asked if to show any formvariables that contain the word state, then I needed the very next formvariable so I created a routine to grab it as well. of course all the math [num*] variable were initial set to zero.The page prior was submitting a series of checkboxes associated with text boxes and I didn't want to write a [showif] for every possiblity additionall the check boxes are created with a database so the number of fields itself could vary. enjoy :) Robert Minor _________________________________________________________________________ Cybermill Communications webmaster@cybermill.com 8616 Joseph Ave. http://www.cybermill.com St. Louis, MO 63144 (314) 962-4024 _________________________________________________________________________ Purveyors of fine websites and high bandwith. Colocation and domain hosting available.
Associated Messages, from the most recent to the oldest:
On 10/8/98 10:23 AM Mike Eberly wrote >I understand that normally you would put the
[showif] context followed >by the equation. >ex: [ShowIf [wogroup1datarq]=Mustang]Car[/ShowIf] >However, there will not always be an existing variable called >[wogroup1datarq]. Instead, I would like to
[showif] if the variable >[wogroup1datarq] exists. How can I do this?I just got done doing this. It was a blast on top of it I had added complications. Here is the code I created. Basically I used the formvariable tag to extract the information I wanted. What a hoot, Do that with asp!
[formvariables] [math show=f]num2=[index][/math] [showif [num2]=[num1]] [text show=f]rt[num3]=[value][/text] [/showif] [showif [name]^state] [math show=f]num1=[index]+1[/math] [math show=f]num3=num3+1[/math] [text show=f]st[num3]=[value][/text] [/showif] [/formvariables]basically I asked if to show any formvariables that contain the word state, then I needed the very next formvariable so I created a routine to grab it as well. of course all the math [num*] variable were initial set to zero.The page prior was submitting a series of checkboxes associated with text boxes and I didn't want to write a
[showif] for every possiblity additionall the check boxes are created with a database so the number of fields itself could vary. enjoy :) Robert Minor _________________________________________________________________________ Cybermill Communications webmaster@cybermill.com 8616 Joseph Ave. http://www.cybermill.com St. Louis, MO 63144 (314) 962-4024 _________________________________________________________________________ Purveyors of fine websites and high bandwith. Colocation and domain hosting available.
bob
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:
syntax question, not in online refernce (1997)
[WebDNA] Handling passwords in WebDNA (2010)
Using WC for Bulk Emailings (1997)
Electronic Delivery (1997)
about this server and links to who (1997)
DON'T use old cart file! (1997)
Date problems (1997)
Webcat no longer supported? (2006)
Explorer 3.0/ Access Denied! (1997)
Newbie HW/SW Setup Question (2000)
Upgrading old WebCat Database Files (1997)
Remove a Field from a DB (2007)
Checking for blank form fields (sort of...) (1998)
hidden (phantom) file downloads (2000)
b18 problem on NT 4.0 (1997)
F*** you (1998)
Math Function (1997)
More on the email templates (1997)
SQL connection (2000)
free "Image Viewer" widget (2004)