Mercurial > urweb
view demo/increment.ur @ 1998:cc7e5d469d1b
Protect uw_Basis_new_client_source from invalid ctx->id
We assume that FFI code may create new contextes with id left unassigned
author | Sergey Mironov <grrwlf@gmail.com> |
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date | Wed, 26 Feb 2014 09:43:47 +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>