Editing Operator (computer programming) (section)

== Operator features in programming languages ==
The following table shows the operator features in several programming languages:

{| class="sortable wikitable"
|-
!Language
!Symbolic operators
!Alphanumeric operators
! {{verth|Prefix}}
! {{verth|Infix}}
! {{verth|Postfix}}
! {{verth|Precedence}}
! {{verth|Associativity}}
! {{verth|Overloading}}
! {{verth|User-defined<br/>overloading}}
! {{verth|User-defined<br/>symbols}}
|-
| [[ALGOL 68]] <small>each symbolic operator has an alphanumeric equivalent and some a non-[[ASCII]] equivalent</small>
| {{code|1=+* ** * / % %* %× - + &lt; &lt;= >= > = /= & -:= +:= *:= /:= %:= %*:= +=: :=: :/=:}}
'''non-ASCII:'''
{{code|1=¬ +× ⊥ ↑ ↓ ⌊ ⌈ × ÷ ÷× ÷* □ ≤ ≥ ≠ ∧ ∨ ×:= ÷:= ÷×:= ÷*:= %×:= :≠:}}
| {{code|not abs arg bin entier leng level odd repr round shorten i shl shr up down lwb upb lt le ge gt eq ne and or over mod elem minusab plusab timesab divab overab modab plusto is {{Not a typo|isnt}}}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}} <small>(prefix operators always have priority 10)</small>
| Infix operators are left associative, prefix operators are right associative
| {{Yes}}
| {{Yes}}
| {{Yes}}
|-
| [[APL (programming language)|APL]]
| {{code|1=+ - × ÷ ⌈ ⌊ * ⍟ <nowiki>|</nowiki> ! ○ ~ ∨ ∧ ⍱ ⍲ &lt; ≤ = ≥ > ≠ . @ ≡ ≢ ⍴ , ⍪ ⍳ ↑ ↓ ? ⍒ ⍋ ⍉ ⌽ ⊖ ∊ ⊥ ⊤ ⍎ ⍕ ⌹ ⊂ ⊃ ∪ ∩ ⍷ ⌷ ∘ → ← / ⌿ \ ⍀ ¨ ⍣ & ⍨ ⌶ ⊆ ⊣ ⊢ ⍠ ⍤ ⌸ ⌺ ⍸}}
| (requires ⎕ prefix)
| {{Yes}} <small>(first-order functions only)</small>
| {{Yes}} 
| {{Yes}} <small>(higher-order functions only)</small>
| Higher-order functions precede first-order functions
| Higher-order functions are left associative, first-order functions are right associative
| {{Yes}}
| {{Yes}}
| {{Yes}} <small>(alphanumeric only)</small>
|-
|[[B (programming language)|B]]
|{{code|1=() [] ! ~ ++ -- + - * & / % << >> < <= > >= == != ^ <nowiki>|</nowiki> [[?:]] = =+ =- =* =/ =% =& =^ =<nowiki>|</nowiki>}}<ref>{{Cite web |title=A TUTORIAL INTRODUCTION TO THE LANGUAGE B |url=https://www.bell-labs.com/usr/dmr/www/btut.html}}</ref>
|
|{{Yes}}
|{{Yes}}
|{{Yes}}
|{{Yes}}
|{{Yes}}
|{{No}}
|{{No}}
|{{No}}
|-
| [[C (programming language)|C]]
| {{code|1=() [] -> . ! ~ ++ -- + - * & / % << >> < <= > >= == != ^ <nowiki>|</nowiki> && <nowiki>||</nowiki> [[?:]] = += -= *= /= %= &= ^= |= <<= >>=}}
| <code>[[sizeof]]</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
|-
| [[C++]]
| (same as C)
| (same as C plus) <code>[[typeid]] [[new (C++)|new]] [[delete (C++)|delete]] [[Exception handling|throw]] [[decltype]] [[static_cast]] [[dynamic cast]] [[reinterpret_cast]] [[const_cast]]</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
|-
| [[C sharp (programming language)|C#]]
| (same as C plus) <code>[[?.]] ?[] [[Null coalescing operator|??]] <nowiki>??=</nowiki></code>
| <code>[[sizeof]] nameof new stackalloc await [[Exception handling|throw]] checked unchecked is as delegate default true false</code> <br> '''[[LINQ]]:''' <code>from select where group...by group...by...into join...in...on...equals join...in...on...equals...into orderby orderby...descending</code> <br> '''[[Roslyn (compiler)|Roslyn]]-only:''' <code>__makeref __refvalue __reftype</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
|-
| [[Java (programming language)|Java]]
| (same as C)
| <code>[[Java syntax#Instantiation|new]] [[Exception handling|throw]] [[instanceof]]</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
|-
| [[Eiffel (programming language)|Eiffel]]
| <code>[] + - * / // = /= </code>
| <code>not and or implies "and then" "or else" </code>
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}}
| {{Yes}}
|-
| [[Haskell]]
|<code>+ - * / ^ ^^ ** == /= > < >= <= && <nowiki>||</nowiki> >>= >> $ $! . ++ !! :</code> <small>(and many more)</small>
| (function name must be in backticks)
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}}
| {{Yes}}
| colspan="2" {{Yes}}, using [[Type class]]es
| {{Yes}}
|-
| [[MultiValue|mvBasic Databasic/Unibasic]]
|<code>+ - * / ^ ** : = ! & [] += -= := # < > <= >= <> >< =< #> => #< </code>
|<code>AND OR NOT EQ NE LT GT LE GE MATCH ADDS() ANDS() CATS() DIVS() EQS() GES() GTS() IFS()</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
|-
| [[Pascal (programming language)|Pascal]]
| <code>* / + - = < > <> <= >= :=</code>
| <code>[[Negation#Programming|not]] [[Integer division#Division of integers|div]] [[Modulo operation|mod]] [[Logical conjunction|and]] [[Logical disjunction|or]] in</code>
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
|-
| [[Perl]]
| <code>-> ++ -- ** ! ~ \ + - . =~ !~ * / % < > <= >= == != <=> ~~ & <nowiki>|</nowiki> ^ &amp;&amp; <nowiki>||</nowiki> ' &apos;&apos; {{Not a typo|// .. ... ?: {{=}} +{{=}} -{{=}} *{{=}} , {{=}}>}} </code>
| <code>print sort chmod chdir rand and or not xor lt gt le ge eq ne cmp x </code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
|-
| [[PHP]]
| <code>[] ** ++ -- ~  @!<ref>{{Cite web|url=https://php.net/manual/en/language.operators.errorcontrol.php|title=PHP: Error Control Operators - Manual|website=php.net}}</ref> * / % + - . << >> < <= > >= == != === !== <> [[Spaceship operator|<=>]] & ^ <nowiki>|</nowiki> && <nowiki>||</nowiki> [[Null coalescing operator|??]] [[?:]] = += -= *= **= /= .= %= &= <nowiki>|=</nowiki> ^= <<= >>= </code>
| <code>clone new unset print echo isset [[instanceof]] [[Logical conjunction|and]] [[Logical disjunction|or]] [[xor]]</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
| {{No}}
|-
| [[PL/I]]
| <code>( ) -> + - * / ** > ¬> >= = ¬= <= < ¬< ¬ <nowiki>&</nowiki> <nowiki>|</nowiki> <nowiki>||</nowiki></code>
|  
| {{Yes}}
| {{Yes}}
| {{No}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
| {{No}}
|-
| [[Prolog]]
| <code>:- ?- ; , . =.. = \= < =< >= > == \== - + / *</code>
| <code>spy nospy not is mod</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
| {{Yes}}
|-
| [[Raku (programming language)|Raku]]
| <code>++ -- ** ! ~ ~~ * / + - . < > <= >= == != <=> & <nowiki>|</nowiki> ^ &amp;&amp; <nowiki>||</nowiki> //</code> <ref>{{Cite web|url=https://docs.perl6.org/language/operators|title=Operators|website=docs.perl6.org}}</ref>
| <code>print sort chmod chdir rand and or not xor lt gt le ge eq ne leg cmp x xx</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}<ref>{{Cite web|url=https://docs.perl6.org/language/functions#Defining_Operators|title=Functions|website=docs.perl6.org}}</ref>
|-
| [[Seed7]]
| <code>{} [] -> ** ! + - * / << >> & >< <nowiki>|</nowiki> = <> > >= < <= <& := +:= -:= *:= /:= <<:= >>:= &:= @:=</code>
| <code>conv varConv parse [[Complex conjugate|conj]] [[Integer division#Division of integers|div]] [[Remainder|rem]] [[Modulo operation|mdiv mod]] times mult in [[Negation#Programming|not]] [[Logical conjunction|and]] [[Logical disjunction|or]] digits lpad rpad lpad0</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
|-
| [[Smalltalk]]
| (up to two characters<ref name="BinaryMessages">{{cite web|first=Adele|last=Goldberg|url=http://stephane.ducasse.free.fr/FreeBooks/BlueBook/Bluebook.pdf|title=Smalltalk-80: The Language and its Implementation, p. 27, ISBN 0-201-11371-6}}</ref>)
| (alphanumeric symbols need a colon suffix)
| {{No}}
| {{Yes}}
| {{Yes}}
| {{No}}
| {{No}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
|-
| [[Swift (programming language)|Swift]]
| (any Unicode symbol string except) <code>.</code> (including) <code>! ~ + - * / % =+ =- =* =/ =% &+ &- &* =&+ =&- =&* && <nowiki>||</nowiki> << >> & <nowiki>|</nowiki> ^ == != < <= > >= ?? ... ..< </code>
| <code>is as as?</code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}} <small>(defined as partial order in precedence groups)</small>
| {{Yes}} <small>(defined as part of precedence groups)</small>
| {{Yes}}
| {{Yes}}
| {{Yes}}
|-
| [[Visual Basic .NET]]
| rowspan="2" | <code>() . ! ?() ?. ?! + - * / \ & << >> < <= > >= ^ <> = += -= *= /= \= &= ^= <<= >>=</code>
|<code>New Await Mod Like Is IsNot Not And AndAlso Or OrElse Xor If(...,...) If(...,...,...) GetXmlNamespace(...) GetType(...) NameOf(...) TypeOf...Is TypeOf...IsNot DirectCast(...,...) TryCast(...,...) </code> <br> '''[[LINQ]]:''' <code>From Aggregate...Into Select Distinct Where {{nowrap|<Order By>...[Ascending<nowiki>|</nowiki>Descending]}} Take {{nowrap|<Take While>}} Skip {{nowrap|<Skip While>}} Let Group...By...Into Join...On <Group Join...On...Into></code>
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{Yes}}
| {{No}}
|-
|}