Re: Scoping rules in WebDNA 4.0
This WebDNA talk-list message is from 2000
It keeps the original formatting.
numero = 29417
interpreted = N
texte = Grant Hulbert wrote:> In earlier versions of WebCatalog, we had more explicit scoping, such > as [math]x[/math] to retrieve the value of a math variable. Due to > overwhelming requests to simplify the syntax, we created a 'lazy > syntax' which allowed constructs like [x]. Naturally this introduced > new confusion, as people had trouble knowing which scope the value of > x was to be displayed.> Original syntax: > [math]x=12[/math] > [search db=blah] > [founditems] > [x] <-- returns 12 if there are no database fields named x, > otherwise return field value > [/founditems] > [/search]I suggest the following notation for variable [{x}] to retrieve a variable content and [x] for field name so :[x]=[{x}] would mean put the content of var x in field x ;-)Brice -- Brice Le Blevennec, Digerati, ListDad,
Ex Machina Interactive Architects S.A., Ex Nihilo Uno S.A. & Ex Machina Graphic Design S.P.R.L. Ex Machina Television SPRL NetBusiness S.A. ContactOffice ############################################################# 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 To switch to the INDEX mode, E-mail to Send administrative queries to
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Grant Hulbert wrote:> In earlier versions of WebCatalog, we had more explicit scoping, such > as [math]x[/math] to retrieve the value of a math variable. Due to > overwhelming requests to simplify the syntax, we created a 'lazy > syntax' which allowed constructs like [x]. Naturally this introduced > new confusion, as people had trouble knowing which scope the value of > x was to be displayed.> Original syntax: > [math]x=12[/math] > [search db=blah] > [founditems] > [x] <-- returns 12 if there are no database fields named x, > otherwise return field value > [/founditems] > [/search]I suggest the following notation for variable [{x}] to retrieve a variable content and [x] for field name so :[x]=[{x}] would mean put the content of var x in field x ;-)Brice -- Brice Le Blevennec, Digerati, ListDad, Ex Machina Interactive Architects S.A., Ex Nihilo Uno S.A. & Ex Machina Graphic Design S.P.R.L. Ex Machina Television SPRL NetBusiness S.A. ContactOffice ############################################################# 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 To switch to the INDEX mode, E-mail to Send administrative queries to
Brice Le Blevennec
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