FREE JavaSCRIPT - Delete duplicates and concatenate values using prototype

About

This free javascript can be used to concatenate two array values after removing the duplicates.

Features

a)Give any repeated values in both the textareas with comma(,) seperated.
b)Just click the Remove Duplicates button.
c)This function shows concatenated list of strings or numbers without repeated values.

Preview

Remove duplicates and concatenate two arrays:

Free Javascript Code

Prototype Function

<!--        Script by hscripts.com          -->
<!--        copyright of HIOX INDIA         -->
<!-- Free javascripts @ http://www.hscripts.com -->
<script type="text/javascript">
Array.prototype.sort = function()
{
	for(i=0;i<this .length;i++)
	{
		for(j=i+1;j<this.length;j++)
		{
			if(Number(this[i]) >Number(this[j]))
			{
				temp = this[j];
				this[j] = this[i];
				this[i] = temp;
			}
		}
	}
}
Array.prototype.removeDuplicate = function()
{
	// Here we remove duplicate values from first array
	var array4 = new Array;
	for(var i=0; i<this.length; i++) 
	{
	      var xx = true;
		for(var j=i+1; j<this.length; j++)
		{
			if(this[i] == this[j])
				xx = false;		
		}	
		if(xx == true)
			array4.push(this[i]);
	}
	return array4;
}
Array.prototype.removeFrom = function(toberem)
{
	// Here we remove duplicate values from first array
	var array4 = new Array;
	for(var i=0; i<this.length; i++) 
	{
	      var xx = true;
		for(var j=0; j<toberem.length; j++)
		{
				if(this[i] == toberem[j])
				xx = false;		
		}	
		if(xx == true)
			array4.push(this[i]);
	}
	return array4;
}
</script>
<!-- Script by hscripts.com -->

Javascript Code

<!--        Script by hscripts.com          -->
<!--        copyright of HIOX INDIA         -->
<!-- Free javascripts @ http://www.hscripts.com -->
<script type="text/javascript">
function deldup()
{     
	var str1=document.strchk.val1.value;
	var str2=document.strchk.val2.value;
	var array1 = str1.split(',');
	var array2 = str2.split(',');
	array1 = array1.removeDuplicate();
	alert(array1);
 	array2 = array2.removeDuplicate();
	var aminusb = array1.removeFrom(array2); //(A-B)
	var bminusa = array2.removeFrom(array1); //(B-A)
	var aplusbs = array1.toString()+","+array2.toString();
	var aplusb = aplusbs.split(","); 
	aplusb = aplusb.removeDuplicate(); //(A+B)
	alert(aplusb);
}
</script>
<!-- Script by hscripts.com -->

Get free version without ©copyright link for just 5

For customization of this script or any script development, contact us at support@hscripts.com

Usage

a) Create a form with name "strchk" and place two textareas with id's val1 and val2

Ex:-
<form name ="txtchk">
<textarea id="val1" rows="1" cols="20"></textarea>
<textarea id="val2" rows="1" cols="20"></textarea>
</form>

b) Create a button with name and call the function deldup()by using onclick event.

Ex-
<input type="button" value="Remove Duplicates" onclick="deldup()" >

c) Now just copy the free javascript and prototype functions within the head tag
d) Alert the result with concatenated strings without any duplicate values or display in new textarea

License

- The javascript (misspelled as java script) is given under GPL License
- i.e. Free use for those who use the codes as it is.
- Free, if your modification does not remove our copyright information and links.
- Click Here for detailed license information.
- You can purchase the script if your requirements does not meet our GPL License terms.

Remove duplicate from two arrays using the prototype function.