This article analyzes the method of splicing N arrays using concat and sort in js. Share it with everyone for your reference, the details are as follows:
This is an expansion of an interview question from a large company. It is just a solution, but it is not sure whether it is efficient or not, but the effect is indeed achieved!
<!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>
<title></title>
<script type="text/javascript" >
function concatAndSortArray(array1, array2) {
if (arguments.length < 2) {
return;
}
var arg = null;
var array = [];
for (var i = 0; i < arguments.length; i++) {
arg = arguments[i];
if (typeof arg === "object" && arg.length > 0) {
array = array.concat(arg);
}
}
array.sort(function (arg1, arg2) {
if (arg1 > arg2) {
return 1;
} else {
return -1;
}
});
return array;
}
var array1 = [1, 2, 3, 4, 5, 15];
var array2 = [10, 12, 13, 25, 35];
var array = concatAndSortArray(array1, array2);
console.log(array);
</script>
<style type="text/css" >
#tx { line-height:30px; font-weight:bolder; text-align:center; background:#DDDDDD; margin-top:10px;}
</style>
</head>
<body>
<div id="tx">haha</div>
<hr />
<div id="container">
</div>
</body>
</html>
Readers who are interested in more content related to JavaScript arrays and strings can check out the special topics on this site: "Summary of JavaScript array operation skills" and "Summary of JavaScript string related operations 》
I hope this article will be helpful to everyone in JavaScript programming.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
