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Detailed explanation of jQuery's simple implementation of array deduplication and sorting operations

小云云
小云云Original
2018-05-11 16:45:172239browse

This article mainly introduces jQuery's simple implementation of array deduplication and sorting operations. It analyzes the related operation skills of jQuery's unique method to deduplicate arrays and the sort method in combination with examples. Friends who need it can refer to it. I hope it can help. to everyone.

The example in this article describes the simple implementation of jQuery deduplication and sorting operations on arrays. Share it with everyone for your reference, the details are as follows:

1. Remove duplicates: 

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>JQ去重</title>
</head>
<body>
<script src="jquery-1.7.2.min.js"></script>
<script>
var yearArray = new Array(2009, 2009, 2010, 2010, 2009, 2010);
$.unique(yearArray);
console.log(yearArray);//2009,2010
</script>
</body>
</html>

Running results:

2. Sort first Deduplication again: 

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>JQ去重+排序</title>
</head>
<body>
<script src="jquery-1.7.2.min.js"></script>
<script>
var yearArray = new Array(2009, 2009, 2008, 2010, 2009, 2010);
$.unique(yearArray.sort());
console.log(yearArray);//2010,2009,2008
</script>
</body>
</html>

Running results:

Related recommendations:

PHP efficient array deduplication

javascript array deduplication/search/insertion/deletion methods

js array deduplication method summary

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