jQWidgets jqxBarcode lineColor Property

Last Updated : 12 Sep, 2022

jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful, optimized, platform-independent, and widely supported framework. The jqxBarcode is used to indicate a widget that can display various forms of bar codes.

The lineColor property is used to set or return the color of the displayed QR code. It is of string type and its default value is “black”.

Syntax:

Set the lineColor property.

$('Selector').jqxBarcode({ lineColor: "green" });

Return the lineColor property.

var lineColor = $('Selector').jqxBarcode('lineColor');

Linked Files: Download jQWidgets from the given link. In the HTML file, locate the script files in the downloaded folder.

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”> </script>
<script type=”text/javascript” src=”jqwidgets/jqxbarcode.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbuttons.js”></script>

Example 1: The below example illustrates the jqxBarcode lineColor property in jQWidgets.

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <link rel="stylesheet" 
          href="jqwidgets/styles/jqx.base.css" 
          type="text/css"/> 
    <script type="text/javascript" 
            src="jqwidgets/jqxcore.js"> 
    </script> 
      <script type="text/javascript" 
        src="scripts/jquery-1.11.1.min.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxbarcode.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxbuttons.js"> 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green"> 
            GeeksforGeeks 
        </h1> 
  
        <h3>jQWidgets jqxBarcode lineColor Property </h3> 
        <div id="jqxb"></div> 
        <input type="button" style="margin:29px;" 
               id="jqxbtn" value="Click here" /> 
        <div id="log"></div> 
    </center> 
    <script type="text/javascript"> 
        $(document).ready(function () { 
            $("#jqxb").jqxBarcode({ 
                lineColor: "purple", 
            }); 
            $("#jqxbtn").jqxButton({ 
                width: 280 
            }); 
            $("#jqxbtn").on("click", function () { 
                var lc = $('#jqxb').jqxBarcode('lineColor'); 
                $('#log').text(lc); 
            }); 
        }); 
    </script> 
</body> 
  
</html>

Output:

Example 2: The following is another example of the jqxBarcode lineColor property in jQWidgets.

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <link rel="stylesheet" 
          href="jqwidgets/styles/jqx.base.css" 
          type="text/css"/> 
    <script type="text/javascript" 
            src="jqwidgets/jqxcore.js"> 
    </script> 
      <script type="text/javascript" 
        src="scripts/jquery-1.11.1.min.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxbarcode.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxbuttons.js"> 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green"> 
            GeeksforGeeks 
        </h1> 
  
        <h3>jQWidgets jqxBarcode lineColor Property  </h3> 
        <div id="jqxb"></div> 
        <input type="button" style="margin:29px;" 
               id="jqxbtn" value="Click here" /> 
        <div id="log"></div> 
    </center> 
    <script type="text/javascript"> 
        const jqxb = new jqxBarcode("#jqxb"); 
        $(document).ready(function () { 
            $("#jqxb").jqxBarcode({ 
                lineColor: null, 
            }); 
            $("#jqxbtn").jqxButton({ 
                width: 280 
            }); 
            $("#jqxbtn").on("click", function () { 
                var lc = $('#jqxb').jqxBarcode('lineColor'); 
                if (lc === null) { 
                    $('#log').text("Null!"); 
                } 
                else { 
                    $('#log').text("Not null!"); 
                } 
            }); 
        }); 
    </script> 
</body> 
</html>