Mercurial > urweb
view demo/increment.ur @ 2063:83bdb52962c9
Check realloc's return code to prevent segfault on out of memoty condition
author | Sergey Mironov <grrwlf@gmail.com> |
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date | Sat, 23 Aug 2014 11:59:34 +0000 |
parents | e6bc6bbd7a32 |
children |
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sequence seq fun increment () = nextval seq fun main () = src <- source 0; return <xml><body> <dyn signal={n <- signal src; return <xml>{[n]}</xml>}/> <button value="Update" onclick={fn _ => n <- rpc (increment ()); set src n}/> </body></xml>