Ur/Web: tests/fromString.ur annotate

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author	Adam Chlipala <adamc@hcoop.net>
date	Thu, 28 Jan 2010 13:32:26 -0500
parents	550100a44cca
children

rev	line source
adamc@289	1 fun s2i s =
adamc@290	2 case read _ s of
adamc@288	3 None => 0
adamc@288	4 \| Some n => n
adamc@288	5
adamc@289	6 fun s2f s =
adamc@290	7 case read _ s of
adamc@289	8 None => 0.0
adamc@289	9 \| Some n => n
adamc@289	10
adamc@291	11 fun s2s s =
adamc@291	12 case read _ s of
adamc@291	13 None => "Error"
adamc@291	14 \| Some s => s
adamc@291	15
adamc@289	16 fun s2b s =
adamc@290	17 case read _ s of
adamc@289	18 None => False
adamc@289	19 \| Some b => b
adamc@289	20
adamc@288	21 fun main () : transaction page = return <html><body>
adamc@289	22 Error = {cdata (show _ (s2i "Error"))}<br/>
adamc@289	23 3 = {cdata (show _ (s2i "+3"))}<br/>
adamc@289	24 <br/>
adamc@289	25 Error = {cdata (show _ (s2f "Error"))}<br/>
adamc@289	26 98.76 = {cdata (show _ (s2f "98.76"))}<br/>
adamc@289	27 <br/>
adamc@289	28 Error = {cdata (show _ (s2b "Error"))}<br/>
adamc@289	29 False = {cdata (show _ (s2b "false"))}<br/>
adamc@289	30 True = {cdata (show _ (s2b "trUE"))}<br/>
adamc@291	31 <br/>
adamc@291	32 Hi = {cdata (s2s "Hi")}<br/>
adamc@288	33 </body></html>

Mercurial > urweb