Calculight -instant calculator

Calculight - instant calculation application which allows quick calculation of any expression in your phone/ipad/tablet. The results pop up on the screen right after the user selects target expression and press "Copy" button. The calculated result can also be pasted anywhere user wants to.

This app is used to evaluate mathematical, string, Boolean and functional expressions.

The following types of expressions are supported:

Mathematical - Expression involving numbers. Numbers are treated as doubles, so resulting numbers will contain at least one decimal place.
String - String can also be added together, compared, etc...
Boolean - Expression that evaluate to true (1.0) and false (0.0).

The following operators are supported:

( open parentheses
) closed parentheses
+ addition (for numbers and strings)
- subtration
* mutliplication
/ division
% modulus
+ unary plus
- unary minus
= equal (for numbers and strings)
!= not equal (for numbers and strings)
< less than (for numbers and strings)
<= less than or equal (for numbers and strings)
> greater than (for numbers and strings)
>= greater than or equal (for numbers and strings)
&& boolean and
|| boolean or
! boolean not

#calculator
#math
#fast
#best

Reference class used for app: http://jeval.sourceforge.net/docs/api/net/sourceforge/jeval/Evaluator.html.

This is the first version of app, hence all feedback are appreciated.

Created by Tentech.