javascript基础：Math对象

来源：互联网发布：radon内核优化项目编辑：程序博客网时间：2024/05/21 11:30
代码：
<!doctype html><html lang="en"> <head>  <meta charset="UTF-8">  <title>Document</title> </head> <body><script language="javascript">//对象属性document.write("<br>" + Math.E);document.write("<br>" + Math.LN2);document.write("<br>" + Math.LN10);document.write("<br>" + Math.LOG2E);document.write("<br>" + Math.LOG10E);document.write("<br>" + Math.PI);document.write("<br>" + Math.SQRT1_2);document.write("<br>" + Math.SQRT2 + "<hr>");//函数document.write("<br>" + Math.max(10,30));document.write("<br>" + Math.min(10,30));document.write("<br>" + Math.round(35.61));document.write("<br>0~10之间的随机数：" + Math.random()*10 + "<hr>");//数学方法document.write("<br>" + Math.sin(1));document.write("<br>" + Math.cos(1));document.write("<br>" + Math.tan(1));document.write("<br>" + Math.asin(1));document.write("<br>" + Math.acos(1));document.write("<br>" + Math.atan(1));document.write("<br>" + Math.abs(-1.123));document.write("<br>" + Math.ceil(-1.123));  //大于xx的最小整数document.write("<br>" + Math.floor(1.123));  //小于xx的最大整数document.write("<br>pow<sub>2</sub><sup>10</sup>：" + Math.pow(2,10));document.write("<br>exp<sub>e</sub><sup>1</sup>：" + Math.exp(1));document.write("<br>log<sub>e</sub><sup>1</sup>：" + Math.log(Math.E));   document.write("<br>√4：" + Math.sqrt(4));</script>   </body></html>
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