Array concatenation in Javascript

<HTML>
<HEAD>
<TITLE>Array Concatenation Example</TITLE>
<SCRIPT LANGUAGE=”JavaScript”>
// global variables
var arrayOne, arrayTwo, arrayThree, textObj
// initialize after load to access text object in form
function initialize() {
var form = document.forms[0]
textObj = form.original
arrayOne = new Array(“kaka”, “Ella”,”Krope”)
arrayTwo = new Array(“Biryani”, “Romba”,textObj)
arrayThree = arrayOne.concat(arrayTwo)
showArrays()
}
// display current values of all three arrays
function showArrays() {
var form = document.forms[0]
form.array1.value = arrayOne.join(“\n”)
form.array2.value = arrayTwo.join(“\n”)
form.array3.value = arrayThree.join(“\n”)
}
</SCRIPT>
</HEAD>
<BODY onLoad=”initialize()”>
<FORM>
<TABLE>
<TR><TH>arrayOne</TH><TH>arrayTwo</TH><TH>arrayThree</TH></TR>
<TR>
<TD><TEXTAREA NAME=”array1” COLS=25 ROWS=6></TEXTAREA></TD>
<TD><TEXTAREA NAME=”array2” COLS=25 ROWS=6></TEXTAREA></TD>
<TD><TEXTAREA NAME=”array3” COLS=25 ROWS=6></TEXTAREA></TD>
</TR>
</TABLE>
<FORM>

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Array concatenation in Javascript

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