Javascript conditions

Question

i'm searching for a list of the conditions of javascript(ex. ==). sorry for bad english
i'm searching for "contains" condition in javascript

Answer 1

== equal value
=== equal data type and value
<= less or equal
>= greater or equal
< less
> greater
|| or
&& and
| bitwise or
& bitwise and
! not
^ xor
~

(*these are called operators*)