JavaScript Tutorial/Array/Join

Материал из Web эксперт
Перейти к: навигация, поиск

Array.join()

Syntax



array.join()
    array.join(string)


Join elements in an array

<html>
<head>
<title>Using the sort() method</title>
<script type="text/javascript" language="javascript">
<!-- //
function SortElements(){
var colors = new Array("red","blue","green");
colors.sort();
var cj = colors.join(", ");
alert("The sorted array contains: " + cj);
}
// -->
</script>
</head>
<body onload="SortElements()">
</body>
</html>


Seeming success in copying an array

<html>
<head>
<title>Seeming success in copying an array</title>
<script type="text/javascript" language="javascript">
<!-- //
function CopyArray(){
    var myArray = new Array(1,2,3);
    var myCopy  = myArray;
    var ma = myArray.join(", ");
    var mc = myCopy.join(", ");
    alert(ma);
    alert(mc);
}
// -->
</script>
</head>
<body onload="CopyArray()">
</body>
</html>