syntax
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syntax [2011/09/26 11:48] Patrick Michel |
syntax [2011/10/02 00:26] Patrick Michel |
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| </code> | </code> | ||
| - | In general a pattern is a sequence of ''element'' and ''attribute'' declarations: | + | In general, a pattern is a sequence of ''element'' and ''attribute'' declarations: |
| <code xcend> | <code xcend> | ||
| - | element <name> (?|*|+)? { | + | element <name> (?|* (<name>)?)? { |
| <body> | <body> | ||
| } | } | ||
| Line 23: | Line 23: | ||
| </code> | </code> | ||
| - | Elements can be //optional// or //repeated// (minimum zero or one), attributes can only be optional. | + | Elements can be //optional// or //repeated//, attributes can only be optional. For repeated elements, the implicit disambiguation identifier can be renamed and accessed like a normal attribute. |
| You can also specify choices between elements and attributes, which means that only one has to exist. | You can also specify choices between elements and attributes, which means that only one has to exist. | ||
syntax.txt ยท Last modified: 2012/07/25 12:14 by Patrick Michel
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