JS生成指定范围内的数组

时间：2023-03-09 00:55:55
JS生成指定范围内的数组 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>无标题文档</title>

<script>

var arr = [];

Array.prototype.range = function ( start,end ){

    var _self = this;

    var length = end - start +1;

    var step = start - 1;

    return Array.apply(null,{length:length}).map(function (v,i){step++;return step;});

}

console.log(arr.range(2,10));

</script>

</head>

<body>

</body>

</html>

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