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[PHP] <script language="**********"> // Visit our site at http://www.absba.org/ for more code <!-- function a_plus_b(form) { a=eval(form.a.value); b=eval(form.b.value); c=a+b; form.ans.value = c; } function a_minus_b(form) { a=eval(form.a.value); b=eval(form.b.value); c=a-b; form.ans.value=c; } function a_times_b(form) { a=eval(form.a.value); b=eval(form.b.value); c=a*b; form.ans.value=c; } function a_div_b(form) { a=eval(form.a.value); b=eval(form.b.value); c=a/b; form.ans.value = c; } function a_pow_b(form) { a=eval(form.a.value); b=eval(form.b.value); c=Math.pow(a, b); form.ans.value = c; } </script>
<div align="center"> <form name="formx"><input type="text" size="4" value="12" name="a"> <input type="button" value=" + " onClick="a_plus_b(this.form)"> <input type="button" value=" - " onClick="a_minus_b(this.form)"> <input type="button" value=" x " onClick="a_times_b(this.form)"> <input type="button" value=" / " onClick="a_div_b(this.form)"> <input type="button" value=" ^ " onClick="a_pow_b(this.form)"> <input type="number" size="4" value="3" name="b"> = <input type="number" value="0" name="ans" size="9"> </form> </div>