Javascript Operator Precedence

Operators are listed from highest to lowest precedence, and operators with the same precedence are evaluated from left to right.

Operator	Describe
. [] ()	field access, array subscripts, function calls, and expression grouping
++ -- - ~ ! Delete new typeof void	Unary operators, return data types, object creation, undefined values
* / %	Multiplication, division, de-Mold
+ - +	Addition Subtraction String Connection
<< >> >>>	Displacement
< <= > >= instanceof	Less than or equal to greater than or equal to instanceof
== != === !==	equals not equal strictly equal not strictly equal
&	Bitwise-AND
^	Bitwise XOR OR
|	Bitwise OR
&&	Logic and
||	Logical OR
? :	Conditions
=	Assignment Cloud operator
,	Multi-value evaluation

Links: http://www.cnblogs.com/yy-hh/p/4624792.html

Javascript Operator Precedence