$accumulator += +X10;
Looks like hex arithmetic.
=Austin
--- Michael Lazzaro <[EMAIL PROTECTED]> wrote:
>
> Okay, take 4, with 'X' meaning xor, so you can see it in context. I
> warn ya, I'm gonna keep doing this until there's a "Final" version,
> for
> some value of "Final". ;-) Again, I'm wondering if we're going
> about
> this wrong way -- perhaps we need to go to more effort to save ^ as
> xor, and use something different for hypers, like h<+> or h[+] or `+
> or
> ~+ or ~~+, etc?
>
> (I'm just leaving some of the questionable ops in for now, it's
> easier
> to take them out later than re-add them for the various iterations.)
>
> unary (prefix) operators:
>
> \ - reference to
> * - list flattening
> ? - force to bool context
> ! - force to bool context, negate
> not - force to bool context, negate
> + - force to numeric context
> - - force to numeric context, negate
> +X - force to numeric context, complement
> ~ - force to string context
> ~X - force to string context, complement
> . - method call on current topic
>
> ++ - preincrement
> -- - predecrement
>
> unary (postfix) operators:
>
> ++ - postincrement
> -- - postdecrement
>
> ... - [maybe] same as ..Inf
>
> other postfix operators:
>
> () - (when operator is expected)
> [] - array access
> {} - hash access
>
> magical whitespace modifier
> _ - remove whitespace/newline
>
> hyperoperators:
>
> ^ - as prefix to any unary/binary operator, "vectorizes" the
> operator
>
> binary operators:
>
> + - * / % ** x xx ~
> += -= *= /= %= **= x= xx= ~=
>
> < > <= >= == != <=>
> lt gt le ge eq ne cmp
>
> && || XX // - boolean operations
> &&= ||= XX= //=
> and or xor err
>
> .& .| .X << >> - bitwise operations
> .&= .|= .X= <<= >>= - [maybe charwise too]
>
> ~& ~| ~X ~< ~> - [maybe] charwise operations
> ~&= ~|= ~X= ~<= ~>=
>
> ?& ?| ?X - [maybe] C-like bool operations
> ?&= ?|= ?X= - (result is always just 1 or 0)
>
> & | X - superpositional operations
> &= |= X= - intersection, union, disjunction
> ! - [maybe]
> all any one none
> sum prod cat reduce
>
> ~~ !~ - smartmatch, perl5 =~, !~
> like unlike - [maybe]
>
> => - pair creator
> , - list creator
> ; - "greater comma", list-of-lists creator
> : - adverbial
> . - method call
>
> .. - range
> ... - [maybe] range, exclusive of endpoint
>
> = - assignment
> := - binding
> ::= - binding, but more so
>
> trinary operator:
>
> ?? :: - if/else
>
> parens, misc, and quotelike operators
>
> ()
> [] - [when term is expected]
> {} - [when term is expected]
>
> m// - shorthand, "matches"
> s/// - shorthand, "substitute"
> tr/// - shorthand, "transliterate"
>
> '...' "..." `...` /.../ << >>
> q qq qx rx qw [qm?]
> (+ qr ?)
>
> <...> - readline
> (heredocs) - [exact format unknown]
>
>
> named unary (prefix) operators, terms, and other assorteds,
> identified
> when possible:
>
> -X - [op] filetest operators
>
> temp - [op]
> let - [op]
> ref - [op]
> defined - [op]
> undef - [op]
> undef - [term]
> exists - [op]
> delete - [op]
> but - [op] val properties
>
> ${ } - [deref] dereference scalarref
> @{ } - [deref]
> %{ } - [deref]
> &{ } - [deref]
>
> ... - [term] yada**3
> Inf - [term]
> Nan - [term]
>
> is - [declar] var properties
> -> - [declar] like 'sub'
> hash - [declar] force hash context
>
>
> explicit radix specifications for integers:
> 0123 - decimal
> 2:0110 - binary [also b:0110?]
> 8:123 - octal [also o:123?]
> 16:123 - hex [also h:123?]
> 256:192.168.1.0 - base 256
> (...etc...)
>
>
> other uncategorized:
>
> my our - [declar]
> map grep
> sqrt log sin cos tan (etc...) - math
> lc lcfirst uc ucfirst
> int ord oct hex bin
>
>
> MikeL
>
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