jQuery event.metaKey determine whether the META key was pressed when the event fired
<!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <title>event.metaKey demo</title> <style> body {/*from ww w. j av a 2s.c o m*/ background-color: #eef; } div { padding: 20px; } </style> <script src="https://code.jquery.com/jquery-3.5.0.js"></script> </head> <body> <button value="Test" name="Test" id="checkMetaKey">Click me!</button> <div id="display"></div> <script> $("#checkMetaKey").click(function(event) { $("#display").text(event.metaKey); }); </script> </body> </html>