Simple Calc

A powerful calculator extension that will evaluate simple arithmetic expressions in the url bar by using the simplecalc toolbar menu-button, with keyboard shortcut alt-"." Supports +,-,/,*,(,),%,and various Math functions such as sqrt(x), cos(x), sin(x), fac(x), pow(base,exponent), and many others). Uses all the built-in javascript Math functions and constants along with many other extended ones. For a list of the extended functions and constants evaluate "HELP". Also supports variables in expressions and strings. Examples, x=4;y=2;x/y, "hello", "34+34", document.title="this will change the title of the page"

Supported versions: Firefox 0.8 - 1.0+ ALL

Notes / Comments: This extension uses the javascript eval function to evaluate an expression, so it's use goes beyond calculating simple math. For a complete list of the built-in javascript math functions and constants, visit this site: http://www.w3schools.com/jsref/jsref_obj_math.asp

Categories: Miscellaneous

Install: Simple Calc

simple calc: