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In cases when no tag is present which lends itself to take the attributes, and in special cases when more than one METAL attribute is needed, special METAL tags can be used, making the „metal:“ prefix optional. E. g. (sketched with
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pages. Its main goal is to simplify the collaboration between programmers and designers. This is achieved by embedding TAL statements inside valid HTML (or XML) tags which can then be worked on using common design tools.
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value, e.g. a list containing at least one element. The identifier following the colon is arbitrary; it simply needs to be there, and to be the same for the opening and closing tag.
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of the topic and provide significant coverage of it beyond a mere trivial mention. If notability cannot be shown, the article is likely to be
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tags to be used whenever the context (whatever the application server defines the context to be, e.g. an object) contains variable "
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METAL complements TAL with the ability to reuse code. It allows the developer to define and use macros, which in turn may have
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In cases when no tag is present which lends itself to take the attributes, special TAL tags can be used, making the "
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creates a loop variable and repeats the tag iterating a sequence, e.g. for creating a selection list or a table
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If a tag has more than one TAL attributes, they are evaluated in the above (fairly logical) order.
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allows to omit the start and end tag and only render the content if the given expression is true.
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The Macro
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the name and id attributes of an input field could be set to the value of the
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which allow the reuse of code across template files. Both were created for
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ATal – Not really a TAL implementation, but inspired on TAL concepts
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when using a macro, replaces the default content of the given slot
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decides whether or not to render the tag (and all contained text)
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Please help to demonstrate the notability of the topic by citing
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TALCL: A library that implements the TAL template language for
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implementation of TAL, with some Petal and PHPTAL extensions.
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uses a macro (normally given via a TALES path expression)
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tal, a native Go implementation of TAL, TALES and METAL
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TAL/TALES/METAL are used by the following projects:
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bearing the attribute (including contained elements)
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622:"templates/page/macros/icing"
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42:This article has multiple issues.
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270:January 2012
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156:January 2012
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94:Please help
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44:Please help
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921:(Zope Book)
886:common lisp
879:Common Lisp
817:PETAL, the
754:Go (Golang)
588:define-slot
544:subclassing
517:define-slot
206:independent
929:Categories
908:References
834:Flower, a
764:JavaScript
558:in mind):
507:“ prefix:
430:condition=
427:<tal:if
384:attributes
338:Attributes
240:newspapers
214:redirected
126:newspapers
47:improve it
901:Thymeleaf
724:SimpleTAL
529:fill-slot
523:use-macro
453:" with a
360:condition
204:that are
83:does not
53:talk page
807:ZPT-Java
749:SharpTAL
451:itemlist
408:on-error
402:omit-tag
393:variable
854:Biscuit
804:JavaZPT
727:OpenTAL
556:Roundup
378:replace
372:content
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254:scholar
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104:removed
89:sources
851:Twital
848:PHPTAL
787:ZPT-JS
784:DomTal
781:Distal
774:NodeJs
719:Python
643:action
538:since
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475:Python
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350:define
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482:slots
461:METAL
261:JSTOR
247:books
216:, or
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133:books
935:Zope
873:XSLT
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857:zTAL
836:Raku
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819:Perl
812:Perl
799:Java
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713:Zope
695:Zope
680:>
677:html
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668:form
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628:<
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613:html
610:<
607:>
604:html
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566:html
563:<
540:Zope
471:Zope
455:true
438:...
436:>
420:tal:
397:name
344:tal:
328:Zope
318:and
316:HTML
310:The
233:news
119:news
87:any
85:cite
871:to
862:XSL
843:PHP
495:).
489:XML
346:":
320:XML
98:by
931::
744:C#
399:")
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