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C++ operator precedence
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Level
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Operator(s)
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Description
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Associativity
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17
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::
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global scope (unary)
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right-to-left
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17
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::
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class scope (binary)
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left-to-right
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16
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-> .
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member selectors
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left-to-right
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16
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[ ]
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array index
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left-to-right
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16
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( )
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function call
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left-to-right
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16
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( )
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type construction
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left-to-right
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16
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sizeof
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size in bytes
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left-to-right
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15
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++ --
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increment, decrement
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right-to-left
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15
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~
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bitwise NOT
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right-to-left
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15
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!
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logical NOT
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right-to-left
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15
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+ -
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unary plus, minus
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right-to-left
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15
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* &
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dereference, address-of
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right-to-left
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15
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( )
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cast
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right-to-left
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15
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new delete
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free store management
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right-to-left
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14
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->* .*
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member pointer selectors
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left-to-right
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13
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* / %
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multiplicative operators
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left-to-right
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12
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+ -
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arithmetic operators
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left-to-right
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11
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<< >>
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bitwise shift
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left-to-right
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10
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< <= > >=
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relational operators
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left-to-right
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9
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== !=
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equality, inequality
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left-to-right
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8
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&
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bitwise AND
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left-to-right
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7
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^
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bitwise exclusive OR
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left-to-right
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6
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bitwise inclusive OR
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left-to-right
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5
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&&
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logical AND
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left-to-right
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4
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||
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logical OR
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left-to-right
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3
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? :
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arithmetic if
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left-to-right
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2
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= *= /* %= += -=
<<= >>= &= |= ^=
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assignment operators
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right-to-left
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1
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,
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comma operator
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left-to-right
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