<!DOCTYPE html> <html> <body> <h1>JavaScript 数字</h1> <h2>EPSILON 属性</h2> <p>JavaScript 中大于 1 的最小浮点数与 1 之差是:</p> <p id="demo"></p> <script> let x = Number.EPSILON; document.getElementById("demo").innerHTML = x; </script> </body> </html>