Math.atan2()
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Syntax |
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The atan2() method calculates the arctangent of the quotient of its parameters. |
It returns a numeric value between -PI and PI representing the angle theta of an (x,y) point. |
<html>
<body>
<script language="JavaScript">
<!--
function doMath(){
var inputNum1=document.form1.input1.value;
var inputNum2=document.form1.input2.value;
var result = Math.atan2(inputNum1, inputNum2);
document.form1.answer.value = result;
}
-->
</script>
<form name=form1>
Enter First Number:
<input type="text" name="input1" size=10>
<br>
Enter Second Number:
<input type="Text" name="input2" size=10>
<br><br>
<input type="button" value="Calculate" onClick='doMath()'>
<br>
Answer:
<input type="text" name="answer" size=10>
</form>
</body>
</html>
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HTML code for linking to this page:
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