jQWidgets jqxBarcode labelFont 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 labelFont property is used to set or return the font family of the displayed QR code’s label. It is of string type and its default value is monospace.

Syntax:

Set the labelFont property.

$('Selector').jqxBarcode({ labelFont: "monospace" });

Return the labelFont property.

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

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 labelFont 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  
            labelFont 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({ 
                labelFont: "monospace", 
            }); 
            $("#jqxbtn").jqxButton({ 
                width: 280 
            }); 
            $("#jqxbtn").on("click", function () { 
                var lf = $('#jqxb') 
                    .jqxBarcode('labelFont'); 
                $('#log').text(lf); 
            }); 
        }); 
    </script> 
</body> 
  
</html>

Output:

Example 2: The following is another example of the jqxBarcode labelFont 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  
            labelFont 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({ 
                labelFont: null, 
            }); 
            $("#jqxbtn").jqxButton({ 
                width: 280 
            }); 
            $("#jqxbtn").on("click", function () { 
                var lf = $('#jqxb') 
                    .jqxBarcode('labelFont'); 
                if (lf === null) { 
                    $('#log').text("Null!"); 
                } 
                else { 
                    $('#log').text("Not null!"); 
                } 
            }); 
        }); 
    </script> 
</body> 
  
</html>