Hi Allen:
Thank you. That does it! I'm just
barely beginning to get ahold of rebol's
feature of string words together.
Best regards!! :>) Tim
At 02:29 PM 4/23/00 +1000, you wrote:
>Hi Tim,
>
>If you want to use switch you could try something like this
>
>my-blk: ["one" "two" "three"]
>switch/default form type? my-blk [
> "block" [print "block!"]
> "string" [print "string!"]
>][print "not a string or a block"]
>
>
>Cheers,
>
>Allen K
>
>----- Original Message -----
>From: <[EMAIL PROTECTED]>
>To: <[EMAIL PROTECTED]>
>Sent: Sunday, April 23, 2000 1:07 PM
>Subject: [REBOL] [REBOL] Evaluating Rebol Data Types with a switch
>
>
>> Thanks Allen:
>> the following is what I was looking for:
>> my-blk: ["one" "two" "three"]
>> either block? my-blk
>> [print "yup"]
>> [print "nope"]
>> BUT: Now I have tried switch with no luck
>> ; code I tried is below
>> my-blk: ["one" "two" "three"]
>> switch my-blk
>> [
>> block? [print "block!"]
>> string? [print "else!"]
>> ]
>> == none
>> At 10:58 AM 4/23/00 +1000, you wrote:
>> >
>> >Hi Tim,
>> >
>> >With all types there is an evaluator for the type. It is the data-type's
>> >name with a "?" on the end.
>> >e.g
>> >
>> >block? ["one" "two" "three"]
>> >==true
>> >
>> >block? http://www.rebol.com
>> >==false
>> >
>> >url? http://www.rebol.com
>> >==true
>> >
>> >Hope that helps.
>> >
>> >Cheers,
>> >
>> >Allen K
>> >
>> >
>> >----- Original Message -----
>> >From: <[EMAIL PROTECTED]>
>> >To: <[EMAIL PROTECTED]>
>> >Sent: Sunday, April 23, 2000 10:18 AM
>> >Subject: [REBOL] [REBOL] Evaluating Rebol Data Types
>> >
>> >
>> >> Hello Again:
>> >> I want to be able to internally evaluate
>> >> rebol data types:
>> >> the following code :
>> >>
>> >> my-blk: ["one" "two" "three"]
>> >> print reform ["my-blk is a " type? my-blk]
>> >> either equal? type? proj-args "block"
>> >> [print "my-blk's type is block"]
>> >> [print "my-blk's type is something else"]
>> >>
>> >> ; returns
>> >> my-blk is a block
>> >> my-blk's type is something else
>> >>
>> >> ; It appears that
>> >> either equal? [type? proj-args] "block"
>> >> ; evaluates as false.
>> >>
>> >> How may I rewrite this code so that it evaluates
>> >> as true?
>> >>
>> >> Thanks in advance
>> >> tim
>> >>
>> >>
>> >
>> >
>>
>>
>
>
