The JavaScript Source: Calculators: Basic

★ wanayoo — archive 1999 http://javascript.internet.com/calculators/basic.html

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Home Calculators Basic

This is a very simple calculator, all done with javascript. Just click the numbers and the operators and use the "=" button to calculate! This is a neat example of the LIMITLESS (!) powers of JavaScript.

The JavaScript Source: Calculators: Basic Calculator
Simply click inside the window below, use your cursor to hilight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Apple-s). The script is yours!!!

  <BODY> <CENTER> <FORM NAME="Calc">   <TABLE BORDER=4> <TR> <TD> <INPUT TYPE="text" NAME="Input" Size="16"> <br> </TD> </TR> <TR> <TD> <INPUT TYPE="button" NAME="one" VALUE=" 1 " OnClick="Calc.Input.value += '1'"> <INPUT TYPE="button" NAME="two" VALUE=" 2 " OnCLick="Calc.Input.value += '2'"> <INPUT TYPE="button" NAME="three" VALUE=" 3 " OnClick="Calc.Input.value += '3'"> <INPUT TYPE="button" NAME="plus" VALUE=" + " OnClick="Calc.Input.value += ' + '"> <br> <INPUT TYPE="button" NAME="four" VALUE=" 4 " OnClick="Calc.Input.value += '4'"> <INPUT TYPE="button" NAME="five" VALUE=" 5 " OnCLick="Calc.Input.value += '5'"> <INPUT TYPE="button" NAME="six" VALUE=" 6 " OnClick="Calc.Input.value += '6'"> <INPUT TYPE="button" NAME="minus" VALUE=" - " OnClick="Calc.Input.value += ' - '"> <br> <INPUT TYPE="button" NAME="seven" VALUE=" 7 " OnClick="Calc.Input.value += '7'"> <INPUT TYPE="button" NAME="eight" VALUE=" 8 " OnCLick="Calc.Input.value += '8'"> <INPUT TYPE="button" NAME="nine" VALUE=" 9 " OnClick="Calc.Input.value += '9'"> <INPUT TYPE="button" NAME="times" VALUE=" x " OnClick="Calc.Input.value += ' * '"> <br> <INPUT TYPE="button" NAME="clear" VALUE=" c " OnClick="Calc.Input.value = ''"> <INPUT TYPE="button" NAME="zero" VALUE=" 0 " OnClick="Calc.Input.value += '0'"> <INPUT TYPE="button" NAME="DoIt" VALUE=" = " OnClick="Calc.Input.value = eval(Calc.Input.value)"> <INPUT TYPE="button" NAME="div" VALUE=" / " OnClick="Calc.Input.value += ' / '"> <br> </TD> </TR> </TABLE> </FORM> </CENTER> <p><center> <font face="arial, helvetica" size="-2">Free JavaScripts provided<br> by <a href="/old?u=http%3A%2F%2Fjavascriptsource.com&y=1999">The JavaScript Source</a></font> </center><p> 
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