Re: [WebDNA] feature suggestion

This WebDNA talk-list message is from

2011


It keeps the original formatting.
numero = 106789
interpreted = N
texte = Missing a closing bracket on the showif below. Bill On Wed, Jun 22, 2011 at 4:58 PM, William DeVaul wrote: > [!]EXAMPLE USAGE:[var_exists? name=3Dv_id][/!] > [function name=3Dvar_exists?][:global:[name]]![interpret][[name]][/interp= ret][/function] > [!]EXAMPLE USAGE:[var_not_exist? name=3Dv_id][/!] > [function name=3Dvar_not_exist?][:global:[name]]=3D[interpret][[name]][/i= nterpret][/function] > > These return the condition you want in the showif, e.g.: > > [showif [var_exists? name=3Dcritical_var]] > =A0critical stuff > [/showif] > > I like the use of ? that I saw in another post. =A0Can we use ! for the > false result? > > Note that this does not use the brackets around the name of the > variable. =A0Enough with the brackets already! > > Bill > > On Wed, Jun 22, 2011 at 2:38 PM, Aaron Michael Kaczmarek > wrote: >> Years back, someone taught me to do this to find if a variable is >> undefined... >> >> if [myvar]=3D[raw][myvar][/raw] then.... >> =A0or >> if [interpret][[myvar]][/interpret]=3D[[myvar]] then.... >> >> has always worked perfectly, and I really like the semantics of using th= e >> [raw] tag >> >> >> A new feature added to the [if] tag would be great. =A0maybe behave simi= lar to >> using boolean logic shorthand in javascript if() statements >> for example... >> >> if ( x ) { do something if x exists } >> or >> if ( !x ) { do something if x doesn't exist } >> >> in webDNA could be.. >> >> [if ([myVar])][then].... >> or >> [if (![myVar])][then].... >> >> >> >> >> On 6/22/11 2:01 PM, Brian B. Burton wrote: >>> >>> [function name=3D?] >>> =A0 =A0 [If >>> ("[url][interpret][[f]][/interpret][/url]"!"%5B[interpret][f][/interpre= t]%5D")& >>> =A0("[url][interpret][[f]][/interpret][/url]"!"")] >>> =A0 =A0 =A0 =A0 [Then][return]T[/return][/Then] >>> =A0 =A0 =A0 =A0 [Else][return]F[/return][/Else] >>> =A0 =A0 [/If] >>> [/function] >>> >>> >>> USAGE: >>> >>> [text]abc=3D123[/text] >>> [!]def is undefined[/!] >>> [text]ghi=3D[/text] >>> >>> >>>

>>> >>> abc =3D [abc]
[? f=3Dabc] >>> >>>

>>> >>> def =3D [def]
[? f=3Ddef] >>> >>>

>>> >>> ghi =3D [ghi]
[? f=3Dghi] >>> >>>

>>> >>> [showif [? f=3Dabc]=3DT]whatever you want to show or execute[/showif] >>> >>> [showif [? f=3Ddef]=3DT]nothing will show or execute[/showif] >>> >>> >>> Brian: I like your use of params_string, cuts out two more letters, >>> rewriting my code now :) >>> >>> On Jun 22, 2011, at 1:31 PM, Brian Fries wrote: >>> >>>> Here's my function for this=85. I return "1=3D0" for false or "1=3D1" = for true, >>>> which makes it simple to use in an IF or a SHOWIF=85 feel free to chan= ge that >>>> if you prefer the T or F returned. >>>> >>>> Additionally it sets the global variable "definedValue" to the value o= f >>>> that variable/field/whatever it is, which is convenient when the targe= t >>>> field name comes from a variable, listwords, etc. (i.e. you don't need= to do >>>> your own [interpret] after the fact) >>>> >>>> >>>> [function name=3DisDefined] >>>> =A0 =A0 =A0 =A0[text]tValue=3D[interpret][[params_string]][/interpret]= [/text] >>>> =A0 =A0 =A0 =A0[if "[url][tValue][/url]"=3D"%5B[params_string]%5D][the= n] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[text scope=3Dglobal]definedValue=3D[/t= ext] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[return]1=3D0[/return] >>>> =A0 =A0 =A0 =A0[/then][else] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[text scope=3Dglobal]definedValue=3D[tV= alue][/text] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[return]1=3D1[/return] >>>> =A0 =A0 =A0 =A0[/else][/if] >>>> [/function] >>>> >>>> >>>> Example: >>>> >>>> [if [isDefined myVariable]][then] >>>> =A0 =A0 =A0 =A0myVariable is set to [definedValue] >>>> [/then][else] >>>> =A0 =A0 =A0 =A0myVariable is not defined >>>> [/else][/if] >>>> >>>> >>>> Brian Fries >>>> BrainScan Software >>>> >>>> >>>> >>>> On Jun 22, 2011, at 10:10 AM, Brian B. Burton wrote: >>>> >>>>> i'm writing it up as a function that returns T/F. I'll post the code = to >>>>> the talk list as soon as I'm happy with it. >>>>> >>>>> >>>>> On Jun 22, 2011, at 1:02 PM, Govinda wrote: >>>>> >>>>>> :-) >>>>>> >>>>>> I would like that too.. =A0but have it apply to any [var] and not on= ly a >>>>>> db [field]. >>>>>> >>>>>> >>>>>>> Need a new tag that is a showif if a field exists and is not empty >>>>>>> >>>>>>> i.e. >>>>>>> [hideif [url][content_title][/url]=3D%5Bcontent_title%5D][hideif >>>>>>> [url][content_title][/url]=3D]

[content_title]


[/hid= eif][/hideif] >>>>>>> >>>>>>> too much typing. >>>>>>> >>>>>>> suggestion: >>>>>>> [? [fieldname]] blah blah [/?] >>>>>>> (yeah, I mean literal question marks) >>>>>>> >>>>>>> >>>>>>> Thanks :) >>>>>>> >>>>>>> Brian B. >>> >>> --------------------------------------------------------- >>> This message is sent to you because you are subscribed to >>> the mailing list. >>> To unsubscribe, E-mail to: >>> archives: http://mail.webdna.us/list/talk@webdna.us >>> Bug Reporting: support@webdna.us >> >> --------------------------------------------------------- >> This message is sent to you because you are subscribed to >> the mailing list . >> To unsubscribe, E-mail to: >> archives: http://mail.webdna.us/list/talk@webdna.us >> Bug Reporting: support@webdna.us >> > Associated Messages, from the most recent to the oldest:

    
  1. Re: [WebDNA] feature suggestion (Olin Lagon 2011)
  2. Re: [WebDNA] feature suggestion (William DeVaul 2011)
  3. Re: [WebDNA] feature suggestion ("Brian B. Burton" 2011)
  4. Re: [WebDNA] feature suggestion (William DeVaul 2011)
  5. Re: [WebDNA] feature suggestion - long response (Govinda 2011)
  6. Re: [WebDNA] feature suggestion (Govinda 2011)
  7. Re: [WebDNA] feature suggestion - long response (William DeVaul 2011)
  8. Re: [WebDNA] feature suggestion (William DeVaul 2011)
  9. Re: [WebDNA] feature suggestion - long response (Tom Duke 2011)
  10. Re: [WebDNA] feature suggestion - long response (Ronald Kirkland 2011)
  11. Re: [WebDNA] feature suggestion - long response (Ronald Kirkland 2011)
  12. Re: [WebDNA] feature suggestion - long response ("Brian B. Burton" 2011)
  13. Re: [WebDNA] feature suggestion - long response (Kenneth Grome 2011)
  14. Re: [WebDNA] feature suggestion - long response ("Brian B. Burton" 2011)
  15. Re: [WebDNA] feature suggestion (Kenneth Grome 2011)
  16. Re: [WebDNA] feature suggestion (William DeVaul 2011)
  17. Re: [WebDNA] feature suggestion (William DeVaul 2011)
  18. Re: [WebDNA] feature suggestion (Aaron Michael Kaczmarek 2011)
  19. Re: [WebDNA] feature suggestion ("Brian B. Burton" 2011)
  20. Re: [WebDNA] feature suggestion (Brian Fries 2011)
  21. Re: [WebDNA] feature suggestion ("Brian B. Burton" 2011)
  22. Re: [WebDNA] feature suggestion (Govinda 2011)
  23. [WebDNA] feature suggestion ("Brian B. Burton" 2011)
Missing a closing bracket on the showif below. Bill On Wed, Jun 22, 2011 at 4:58 PM, William DeVaul wrote: > [!]EXAMPLE USAGE:[var_exists? name=3Dv_id][/!] > [function name=3Dvar_exists?][:global:[name]]![interpret][[name]][/interp= ret][/function] > [!]EXAMPLE USAGE:[var_not_exist? name=3Dv_id][/!] > [function name=3Dvar_not_exist?][:global:[name]]=3D[interpret][[name]][/i= nterpret][/function] > > These return the condition you want in the showif, e.g.: > > [showif [var_exists? name=3Dcritical_var]] > =A0critical stuff > [/showif] > > I like the use of ? that I saw in another post. =A0Can we use ! for the > false result? > > Note that this does not use the brackets around the name of the > variable. =A0Enough with the brackets already! > > Bill > > On Wed, Jun 22, 2011 at 2:38 PM, Aaron Michael Kaczmarek > wrote: >> Years back, someone taught me to do this to find if a variable is >> undefined... >> >> if [myvar]=3D[raw][myvar][/raw] then.... >> =A0or >> if [interpret][[myvar]][/interpret]=3D[[myvar]] then.... >> >> has always worked perfectly, and I really like the semantics of using th= e >> [raw] tag >> >> >> A new feature added to the [if] tag would be great. =A0maybe behave simi= lar to >> using boolean logic shorthand in javascript if() statements >> for example... >> >> if ( x ) { do something if x exists } >> or >> if ( !x ) { do something if x doesn't exist } >> >> in webDNA could be.. >> >> [if ([myVar])][then].... >> or >> [if (![myVar])][then].... >> >> >> >> >> On 6/22/11 2:01 PM, Brian B. Burton wrote: >>> >>> [function name=3D?] >>> =A0 =A0 [If >>> ("[url][interpret][[f]][/interpret][/url]"!"%5B[interpret][f][/interpre= t]%5D")& >>> =A0("[url][interpret][[f]][/interpret][/url]"!"")] >>> =A0 =A0 =A0 =A0 [Then][return]T[/return][/Then] >>> =A0 =A0 =A0 =A0 [Else][return]F[/return][/Else] >>> =A0 =A0 [/If] >>> [/function] >>> >>> >>> USAGE: >>> >>> [text]abc=3D123[/text] >>> [!]def is undefined[/!] >>> [text]ghi=3D[/text] >>> >>> >>>

>>> >>> abc =3D [abc]
[? f=3Dabc] >>> >>>

>>> >>> def =3D [def]
[? f=3Ddef] >>> >>>

>>> >>> ghi =3D [ghi]
[? f=3Dghi] >>> >>>

>>> >>> [showif [? f=3Dabc]=3DT]whatever you want to show or execute[/showif] >>> >>> [showif [? f=3Ddef]=3DT]nothing will show or execute[/showif] >>> >>> >>> Brian: I like your use of params_string, cuts out two more letters, >>> rewriting my code now :) >>> >>> On Jun 22, 2011, at 1:31 PM, Brian Fries wrote: >>> >>>> Here's my function for this=85. I return "1=3D0" for false or "1=3D1" = for true, >>>> which makes it simple to use in an IF or a SHOWIF=85 feel free to chan= ge that >>>> if you prefer the T or F returned. >>>> >>>> Additionally it sets the global variable "definedValue" to the value o= f >>>> that variable/field/whatever it is, which is convenient when the targe= t >>>> field name comes from a variable, listwords, etc. (i.e. you don't need= to do >>>> your own [interpret] after the fact) >>>> >>>> >>>> [function name=3DisDefined] >>>> =A0 =A0 =A0 =A0[text]tValue=3D[interpret][[params_string]][/interpret]= [/text] >>>> =A0 =A0 =A0 =A0[if "[url][tValue][/url]"=3D"%5B[params_string]%5D][the= n] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[text scope=3Dglobal]definedValue=3D[/t= ext] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[return]1=3D0[/return] >>>> =A0 =A0 =A0 =A0[/then][else] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[text scope=3Dglobal]definedValue=3D[tV= alue][/text] >>>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0[return]1=3D1[/return] >>>> =A0 =A0 =A0 =A0[/else][/if] >>>> [/function] >>>> >>>> >>>> Example: >>>> >>>> [if [isDefined myVariable]][then] >>>> =A0 =A0 =A0 =A0myVariable is set to [definedValue] >>>> [/then][else] >>>> =A0 =A0 =A0 =A0myVariable is not defined >>>> [/else][/if] >>>> >>>> >>>> Brian Fries >>>> BrainScan Software >>>> >>>> >>>> >>>> On Jun 22, 2011, at 10:10 AM, Brian B. Burton wrote: >>>> >>>>> i'm writing it up as a function that returns T/F. I'll post the code = to >>>>> the Talk List as soon as I'm happy with it. >>>>> >>>>> >>>>> On Jun 22, 2011, at 1:02 PM, Govinda wrote: >>>>> >>>>>> :-) >>>>>> >>>>>> I would like that too.. =A0but have it apply to any [var] and not on= ly a >>>>>> db [field]. >>>>>> >>>>>> >>>>>>> Need a new tag that is a showif if a field exists and is not empty >>>>>>> >>>>>>> i.e. >>>>>>> [hideif [url][content_title][/url]=3D%5Bcontent_title%5D][hideif >>>>>>> [url][content_title][/url]=3D]

[content_title]


[/hid= eif][/hideif] >>>>>>> >>>>>>> too much typing. >>>>>>> >>>>>>> suggestion: >>>>>>> [? [fieldname]] blah blah [/?] >>>>>>> (yeah, I mean literal question marks) >>>>>>> >>>>>>> >>>>>>> Thanks :) >>>>>>> >>>>>>> Brian B. >>> >>> --------------------------------------------------------- >>> This message is sent to you because you are subscribed to >>> the mailing list. >>> To unsubscribe, E-mail to: >>> archives: http://mail.webdna.us/list/talk@webdna.us >>> Bug Reporting: support@webdna.us >> >> --------------------------------------------------------- >> This message is sent to you because you are subscribed to >> the mailing list . >> To unsubscribe, E-mail to: >> archives: http://mail.webdna.us/list/talk@webdna.us >> Bug Reporting: support@webdna.us >> > William DeVaul

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