Number protocol

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Compare the recipient to <var>other</var>, and return whichever is greater.
Compare the recipient to <var>other</var>, and return whichever is greater.
-
{{instance msgdoc|max|1|<var>other</var> :T|T}}
+
{{instance msgdoc|min|1|<var>other</var> :T|T}}
Compare the recipient to <var>other</var>, and return whichever is lesser.
Compare the recipient to <var>other</var>, and return whichever is lesser.
{{stub}}
{{stub}}

Revision as of 00:15, 4 March 2009

For some type T which is like a number, these are the conventional messages to implement.

This protocol is implemented by Integer and Float64.

XXX This list is not complete, not properly documented, and not discussed.

Contents

Protocol

add/1

Signature: add(other :T) :T

Sugar expansion of +. XXX write documentation

subtract/1

Signature: subtract(other :T) :T

Sugar expansion of -. XXX write documentation

multiply/1

Signature: multiply(other :T) :T

Sugar expansion of *. XXX write documentation

floorDivide/1

Signature: floorDivide(other :T) :T

Sugar expansion of //. XXX write documentation

approxDivide/1

Signature: approxDivide(other :T) :T

Sugar expansion of /. XXX write documentation

negate/0

Signature: negate() :T

Sugar expansion of -. Return the additive inverse of the receiver.

abs/0

Signature: abs() :T

Return the absolute value of the receiver.

max/1

Signature: max(other :T) :T

Compare the recipient to other, and return whichever is greater.

min/1

Signature: min(other :T) :T

Compare the recipient to other, and return whichever is lesser.

This page is a stub; it should be expanded with more information. If doing so, check the original E web site and the mailing list archives for content which could be moved into this page.
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