Punctuation

# Punctuation

Extended documentation for mathematical symbols & functions is here.

symbolmeaning
@minvoke macro m; followed by space-separated expressions
!prefix "not" (logical negation) operator
a!( )at the end of a function name, ! is used as a convention to indicate that a function modifies its argument(s)
#begin single line comment
#=begin multi-line comment (these are nestable)
=#end multi-line comment
\$string and expression interpolation
%remainder operator
^exponent operator
&bitwise and
&&short-circuiting boolean and
|bitwise or
||short-circuiting boolean or
bitwise xor operator
*multiply, or matrix multiply
()the empty tuple
~bitwise not operator
\backslash operator
'complex transpose operator Aᴴ
a[]array indexing (calling getindex or setindex!)
[,]vector literal constructor (calling vect)
[;]vertical concatenation (calling vcat or hvcat)
[   ]with space-separated expressions, horizontal concatenation (calling hcat or hvcat)
T{ }parametric type instantiation
;statement separator
,separate function arguments or tuple components
?3-argument conditional operator (used like: conditional ? if_true : if_false)
""delimit string literals
''delimit character literals
` `delimit external process (command) specifications
...splice arguments into a function call or declare a varargs function
.access named fields in objects/modules (calling getproperty or setproperty!), also prefixes elementwise function calls (calling broadcast)
a:brange a, a+1, a+2, ..., b
a:s:brange a, a+s, a+2s, ..., b
:index an entire dimension (firstindex:lastindex), see Colon)
::type annotation or typeassert, depending on context
:( )quoted expression
:asymbol a
<:subtype operator
>:supertype operator (reverse of subtype operator)
===egal comparison operator