[erlang-questions] float_to_binary?

[Zvi]

there is no erlang:float_to_binary ...

1> Pi = math:pi().
3.141592653589793

2> <<Pi:64/float>>.  
<<64,9,33,251,84,68,45,24>>


so 

to_binary(X) when is_integer(X) -> <<X>>;
to_binary(X) when is_float(X) -> <<X:64/float>>.

Zvi


Steve Davis-5 wrote:
> 
> I'm probably being dumb, but I am stuck...
> 
> to_binary(X) when is_integer(X) -> <<X>>;
> to_binary(X) when is_float(X) -> ??.
> 
> ...btw attempting to use erlang:float_to_binary(X, 64) turned out to be 
> a very bad idea (computer just went POP!).
> 
> Thanks for any assistance!
> /s
> _______________________________________________
> erlang-questions mailing list
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> 

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