如何取出这几个数字

Question

  for (var i = 0; i < 60; i++){              取出 15，30，45 就可以了，请问怎么取出来？谢谢各位！谢                                                                                                                                     
   }                                                                                                                    
                                                                                                                                                                                                              

Answer 1

if(i>0&&i%15==0) alert(i);

Answer 2

var   r   =   /^[0-9]*[1-9][0-9]*$/;
for(var i = 0 ;i < 60 ;i++ )
{
if(r.test(i/15)){alert(i);}
}