Operator Precedence in C
From CodeCodex
Operators in the same grouping have the same precedence.
| Priority | Operators | Remarks |
|---|---|---|
| Highest |
array[index] function(args) struct.field structptr->field expr++ expr-- |
|
++expr --expr unary-op expr sizeof expr sizeof(type) |
unary-op is one of “&”, “*”, “+”, “-”, “~” or “!” | |
(type) expr |
||
expr * expr expr / expr expr % expr |
||
expr + expr expr - expr |
||
expr << expr expr >> expr |
||
expr < expr expr > expr expr <= expr expr >= expr |
||
expr == expr expr != expr |
||
expr & expr |
||
expr ^ expr |
||
expr | expr |
||
expr && expr |
||
expr || expr |
||
expr ? expr : expr |
||
expr asst-op expr |
asst-op is one of “=”, “*=”, “/=”, “%=” “+=”, “-=”, “<<=”, “>>=”, “&=”, “^=” or “|=”. | |
| Lowest |
expr, expr |
Source: Kernighan & Ritchie, The C Programming Language 2nd ed, Prentice-Hall 1988, ISBN 0-13-110362-8, chapter A7.
