The JavaScript Source: Calculators: Scientific

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

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This is a very cool JavaScript calculator that does many advanced functions - cosine, sine, tangent, square root, exponents, etc. Very Cool!

The JavaScript Source: Calculator: Scientific 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!!!

  <HEAD> <SCRIPT LANGUAGE="JavaScript">    </SCRIPT>  <BODY> <CENTER> <FORM> <input name="display" value="0" size=25></td> <br> <input type="button" value=" exp " onClick="if (checkNum(this.form.display.value)) { exp(this.form) }"> <input type="button" value=" 7 " onClick="addChar(this.form.display, '7')"> <input type="button" value=" 8 " onClick="addChar(this.form.display, '8')"> <input type="button" value=" 9 " onClick="addChar(this.form.display, '9')"> <input type="button" value=" / " onClick="addChar(this.form.display, '/')"> <br> <input type="button" value=" ln " onClick="if (checkNum(this.form.display.value)) { ln(this.form) }"> <input type="button" value=" 4 " onClick="addChar(this.form.display, '4')"> <input type="button" value=" 5 " onClick="addChar(this.form.display, '5')"> <input type="button" value=" 6 " onClick="addChar(this.form.display, '6')"> <input type="button" value=" * " onClick="addChar(this.form.display, '*')"> <br> <input type="button" value=" sqrt " onClick="if (checkNum(this.form.display.value)) { sqrt(this.form) }"> <input type="button" value=" 1 " onClick="addChar(this.form.display, '1')"> <input type="button" value=" 2 " onClick="addChar(this.form.display, '2')"> <input type="button" value=" 3 " onClick="addChar(this.form.display, '3')"> <input type="button" value=" - " onClick="addChar(this.form.display, '-')"> <br> <input type="button" value=" sq " onClick="if (checkNum(this.form.display.value)) { square(this.form) }"> <input type="button" value=" 0 " onClick="addChar(this.form.display, '0')"> <input type="button" value=" . " onClick="addChar(this.form.display, '.')"> <input type="button" value=" +/- " onClick="changeSign(this.form.display)"> <input type="button" value=" + " onClick="addChar(this.form.display, '+')"> <br> <input type="button" value=" ( " onClick="addChar(this.form.display, '(')"> <input type="button" value=" cos " onClick="if (checkNum(this.form.display.value)) { cos(this.form) }"> <input type="button" value=" sin " onClick="if (checkNum(this.form.display.value)) { sin(this.form) }"> <input type="button" value=" tan " onClick="if (checkNum(this.form.display.value)) { tan(this.form) }"> <input type="button" value=" ) " onClick="addChar(this.form.display, ')')"> <br> <input type="button" value=" Clear " onClick="this.form.display.value = 0 "> <input type="button" value=" Back Space " onClick="deleteChar(this.form.display)"> <input type="button" value=" Enter " name="enter" onClick="if (checkNum(this.form.display.value)) { compute(this.form) }"> </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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