x
<html><body>echo deg2rad("45") . "<br>";echo deg2rad("90") . "<br>";echo deg2rad("360");</body></html>
0.78539816339745
1.5707963267949
6.2831853071796
1.5707963267949
6.2831853071796
<html><body>echo deg2rad("45") . "<br>";echo deg2rad("90") . "<br>";echo deg2rad("360");</body></html>