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PHP deg2rad() Function
PHP deg2rad() Function
PHP deg2rad() function is used to convert the given input degree value to an equivalent radian value. It takes only a single parameters $number which is the float value that represents the angle in degrees. It returns a float value that represents the radian equivalent of the given input angle as argument.
Syntax:
deg2rad($number);
Parameter Values
| Parameter | Description |
|---|---|
| number | This is a required parameter. This parameter defines the degree to convert. |
Here is an example of deg2rad() function in PHP:
<html>
<body>
<?php
echo deg2rad("30")."<br>";
echo deg2rad("70")."<br>";
?>
</body>
</html>
Output:
0.5235987755983
1.221730476396
0.5235987755983
1.221730476396
Here is an another example of deg2rad() function in PHP:
<html>
<body>
<?php
echo deg2rad("0")."<br>";
echo deg2rad("45")."<br>";
echo deg2rad("90")."<br>";
echo deg2rad("180")."<br>";
echo deg2rad("360")."<br>";
?>
</body>
</html>
Output:
0
0.78539816339745
1.5707963267949
3.1415926535898
6.2831853071796
0
0.78539816339745
1.5707963267949
3.1415926535898
6.2831853071796
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