我換成BUTTON 哪里出錯(cuò)了 運(yùn)行不了
<!DOCTYPE html>
<html>
<head>
? ?<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
? ?<title>Array對(duì)象 </title>
? ?<script type="text/javascript">
? ? ? ?function sortNum(a,b) {
? ? ? ? ? ?var myarr = new Array("80","16","50","6","100","1");
? ? ? ? ? ?return b - a;
? ? ? ? ? ?var soult = myarr.sort(sortNum);
? ? ? ?}
? ? ? ?document.getElementById("demo").innerHTML=soult;
? ?</script>
</head>
<body>
<button onclick="sortNum(a,b)">點(diǎn)我對(duì)函數(shù)排序</button>
<p id="demo">80,16,50,6,100,1</p>
</body>
</html>
2017-08-15
function sortNum() {
? ? ? ? ? ?var soult;
? ? ? ? ? ?var myarr = new Array("80","16","50","6","100","1");
? ? ? ? ? ?soult = myarr.sort(function compare(a,b){return a -b;});
? ? ? ? ? ?document.getElementById("demo").innerHTML=soult;
? ? ? ?}
2017-08-19
<!DOCTYPE html>
<html>
<head>
? ?<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
? ?<title>Array對(duì)象 </title>
? ?<script type="text/javascript">
? ? ? function b(){
? ? ? var myarr = new Array("80","16","50","6","100","1");
? ? ? function sortNum(a,b) {
? ? ? ? ? ?return b - a; ?//升序
? ? ? ?}
? ? ? ?var soult = myarr.sort(sortNum);
? ? ? ?document.getElementById("demo").innerHTML=soult;
? ? ? }
? ?</script>
</head>
<body>
<button onclick="b()">點(diǎn)我對(duì)函數(shù)排序</button>
<p id="demo">80,16,50,6,100,1</p>
</body>
</html>