Home
JS
JS
Tryit: JAVASCRIPT
运行 ❯
×
Change Orientation
Change Theme, Dark/Light
<!DOCTYPE html> <html> <body> <h2>JavaScript 数字方法</h2> <p>toFixed() 方法将数字四舍五入到给定的位数。</p> <p>对于处理金钱，toFixed(2) 是完美的。</p> <p id="demo"></p> <script> var x = 9.656; document.getElementById("demo").innerHTML = x.toFixed(0) + "<br>" + x.toFixed(2) + "<br>" + x.toFixed(4) + "<br>" + x.toFixed(6); </script> </body> </html>