时间:2021-07-01 10:21:17 帮助过:23人阅读
例:for(){}遍历数组
<script type="text/javascript"> <!-- var arr = new Array(13.5,3,4,5,6); for(var i=0;i<arr.length;i++){ arr[i] = arr[i]/2.0; } alert(arr); //--> </script>
例:for in循环遍历数组
<html> <body> <script type="text/javascript"> var x var mycars = new Array() mycars[0] = "Saab" mycars[1] = "Volvo" mycars[2] = "BMW" for (x in mycars) { document.write(mycars[x] + "<br />") } </script> </body> </html
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