<!DOCTYPE html> <html> <body> <h1>JavaScript 算术</h1> <h2>运算符优先级</h2> <p>当多个运算符有相同的优先级时,它们是从左到右计算的。</p> <p id="demo"></p> <script> document.getElementById("demo").innerHTML = 100 / 50 * 3; </script> </body> </html>