annotate tests/nextid.ur @ 2002:9356e8f91ea4
Change <active> to avoid generating an empty <span> for empty content
| author |
Adam Chlipala <adam@chlipala.net> |
| date |
Mon, 21 Apr 2014 12:09:58 -0400 |
| parents |
e1f5d9c4cc20 |
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| rev |
line source |
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adam@1556
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1 fun main () : transaction page =
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2 id1 <- fresh;
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3 id2 <- fresh;
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4 id3 <- fresh;
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5 idS <- source id3;
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6 return <xml><body>
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7 <span id={id1}>Hi</span> <span id={id2}>there!</span><br/><br/>
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8 <dyn signal={idS <- signal idS; return <xml><span id={idS}>Whoa-hoa!</span></xml>}/>
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9 <button onclick={id <- fresh; set idS id}/>
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10 Source: <dyn signal={idS <- signal idS; return (txt (<xml><span id={idS}>Whoa-hoa!</span></xml> : xbody))}/>
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11 </body></xml>
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