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MagicSetEditor2/doc/function/to_real.txt
twanvl 53808346a4 Allow "or else" construct to be used for error recovery
git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1016 0fc631ac-6414-0410-93d0-97cfa31319b6
2008-07-09 17:14:49 +00:00

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Function: to_real
DOC_MSE_VERSION: since 0.3.7
--Usage--
> to_real(any value)
Convert any value to a [[type:double]].
--Parameters--
! Parameter Type Description
| @input@ ''any type'' Value to convert to a real number
--Examples--
> to_real(1) == 1.0
> to_real("1.5") == 1.5
Use @or else@ to recover from errors:
> to_number("not a number") or else 0.0 == 0.0
> to_number("123") or else 0.0 == 123.0
--See also--
| [[fun:to_int]] Convert any value to a [[type:int]]
| [[fun:to_number]] Convert any value to a number