Re: best way to test for the existence of a parameter in a url
This WebDNA talk-list message is from 2003
It keeps the original formatting.
numero = 49860
interpreted = N
texte = Brian,Thank you. This works!-lucasOn Tuesday, April 29, 2003, at 11:05 AM, Brian Fries wrote:> Try this: > > [formvariables name=[url]--eqskudatarq[/url]][if > [url][value][/url]!][then] > ... --eqskudatarq exists and has a non-blank value ... > [/then][/if][/formvariables] > > > Note that just saying [formvariables]...[/formvariables] performs a > loop through all of the form variables passed in. Within the > [formvariables] loop, [name] is the name of the formvariable for the > current iteration of the loop, and [value] is its value, while [index] > tells you which iteration you are on. > > I prefer the formvariables method over the other methods people have > suggested, because it distinguishes between formvariables passed in to > the page and other variables (text, math, db fields) that may have > been created with the same name. > > - brian > > > On Tuesday, April 29, 2003, at 10:59 AM, Lucas Rockwell wrote: > >> Howard, >> >> Thanks. This does not seem to work for me. Maybe it is the problem >> with trying to test for --eqskudatarq... Also, I want to test for the >> existence of (not --eqskudatarq) and (--woSECTIONSdatarq), but that >> is not working either. >> >> WebDNA does know about --eqskudatarq because when I list out the >> formvariables, it is in the list... >> >> -lucas >> >> On Tuesday, April 29, 2003, at 10:54 AM, Howard Wolosky wrote: >> >>> I'm very partial to this method: >>> >>> [if [URL][_user][/URL]=%5B_user%5D]] >>> [Then] >>> ... >>> >>> At 10:38 AM 4/29/2003, you wrote: >>>> Hi all, >>>> >>>> I am trying to test for the existence of a parameter in the URL. >>>> What is the best way to do this? >>>> >>>> I find it odd that on the same page this works: >>>> >>>> [If [formvariables][id1][/formvariables]] >>>> [Then] >>>> ... >>>> >>>> But this does not: >>>> >>>> [If [formvariables][--eqskudatarq][/formvariables]] >>>> [Then] >>>> ... >>>> >>>> Basically, I don't care what the value of the parameter is, I just >>>> want to know if it is there. Oh, and an added benefit would be to >>>> check if it has some value other than blank ([--eqskudatarq]=). >>>> >>>> Thanks. >>>> >>>> -lucas > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list
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Associated Messages, from the most recent to the oldest:
Brian,Thank you. This works!-lucasOn Tuesday, April 29, 2003, at 11:05 AM, Brian Fries wrote:> Try this: > > [formvariables name=[url]--eqskudatarq[/url]][if > [url][value][/url]!][then] > ... --eqskudatarq exists and has a non-blank value ... > [/then][/if][/formvariables] > > > Note that just saying [formvariables]...[/formvariables] performs a > loop through all of the form variables passed in. Within the > [formvariables] loop, [name] is the name of the formvariable for the > current iteration of the loop, and [value] is its value, while [index] > tells you which iteration you are on. > > I prefer the formvariables method over the other methods people have > suggested, because it distinguishes between formvariables passed in to > the page and other variables (text, math, db fields) that may have > been created with the same name. > > - brian > > > On Tuesday, April 29, 2003, at 10:59 AM, Lucas Rockwell wrote: > >> Howard, >> >> Thanks. This does not seem to work for me. Maybe it is the problem >> with trying to test for --eqskudatarq... Also, I want to test for the >> existence of (not --eqskudatarq) and (--woSECTIONSdatarq), but that >> is not working either. >> >> WebDNA does know about --eqskudatarq because when I list out the >> formvariables, it is in the list... >> >> -lucas >> >> On Tuesday, April 29, 2003, at 10:54 AM, Howard Wolosky wrote: >> >>> I'm very partial to this method: >>> >>> [if [url][_user][/URL]=%5B_user%5D]] >>> [Then] >>> ... >>> >>> At 10:38 AM 4/29/2003, you wrote: >>>> Hi all, >>>> >>>> I am trying to test for the existence of a parameter in the URL. >>>> What is the best way to do this? >>>> >>>> I find it odd that on the same page this works: >>>> >>>> [If [formvariables][id1][/formvariables]] >>>> [Then] >>>> ... >>>> >>>> But this does not: >>>> >>>> [If [formvariables][--eqskudatarq][/formvariables]] >>>> [Then] >>>> ... >>>> >>>> Basically, I don't care what the value of the parameter is, I just >>>> want to know if it is there. Oh, and an added benefit would be to >>>> check if it has some value other than blank ([--eqskudatarq]=). >>>> >>>> Thanks. >>>> >>>> -lucas > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list . > To unsubscribe, E-mail to: > To switch to the DIGEST mode, E-mail to > > Web Archive of this list is at: http://webdna.smithmicro.com/ > ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/
Lucas Rockwell
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