javascript while 循环 JavaScript Math acos 属性 JavaScript Math asin 方法 javascript while 循环 <html> <body> <script type="text/javascript"> <!-- var count = 0; document.write("Starting Loop "); while (count < 10){ document.write("Current Count : " + count + "<br />"); count++; } document.write("Loop stopped!"); //--> </script> <p>Set the variable to different value and then try...</p> </body> </html> JavaScript Math acos 属性 JavaScript Math asin 方法