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array in javascript

array in javascript
array is the collection of heterogeneous data types
java script is a loosely type language that why we can store any type  value    in an array in java script  array is object it is providing number of methods &properties
array we are creating useing new key word the syntax is
array= new array(10,20,30)
array is a combination of elements .each element contains the name and values .this key of 1st element starts from 0(zero)  last element end with n-1
<script>
function fun1()
{
arr=newarray(10,new,php,java)
alert(arr[]);

}
</script>
<input type="button" value="value"  onclick ="fun1()">
</body>
  
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