Created
July 26, 2011 01:47
-
-
Save douglasmiranda/1105758 to your computer and use it in GitHub Desktop.
Comparison operations. Python & Erlang //Useful for beginners, like me :)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Python Erlang Description Erlang Example | |
--------+--------+-----------------------+---------------- | |
< < strictly less than | |
--------+--------+-----------------------+---------------- | |
<= =< less than or equal | |
--------+--------+-----------------------+---------------- | |
> > strictly greater than | |
--------+--------+-----------------------+---------------- | |
>= >= greater than or equal | |
--------+--------+-----------------------+---------------- | |
!= /= not equal | |
--------+--------+-----------------------+---------------- | |
== == equal 1> 1 == 1. | |
true | |
2> 1 == 1.0. | |
true | |
--------+--------+-----------------------+---------------- | |
=:= exactly equal to 1> 1 =:= 1. | |
true | |
2> 1 =:= 1.0. | |
false | |
--------+--------+-----------------------+---------------- | |
=/= exactly not equal to | |
--------+--------+-----------------------+---------------- | |
is object identity | |
--------+--------+-----------------------+---------------- | |
is not negated obj identity | |
#Arithmetic operations | |
Python Python Desc. Erlang Erlang Desc. Example | |
--------+--------------------+---------+--------------+-------------------- | |
x % y remainder X rem Y integer >>> 7 % 3 | |
of x / y remainder 1 | |
of X / Y >>> 7.0 % 3 | |
1.0 | |
1> 7 rem 3. | |
1 | |
1> 7.0 rem 3. | |
=ERROR REP.. | |
--------+--------------------+---------+--------------+-------------------- | |
x / y quotient X / Y floating >>> 7 / 3 | |
of x and y point 2 | |
division >>> 7.0 / 3 | |
2.3333333333333335 | |
1> 7 / 3. | |
2.33333 | |
--------+--------------------+---------+--------------+-------------------- | |
x // y (floored) quotient X div Y integer >>> 7 // 3 | |
of x and y, division 2 | |
integer division >>> 7.5 // 3 | |
(result type is 2.0 | |
not forced to be | |
int) 1> 7 div 3. | |
2 | |
#Originally from: http://ruslanspivak.com/2007/09/16/erlang-for-python-programmers-part-ii/ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment