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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Javascript Boolean Variable</title> </head> <body> <h1>JavaScript Boolean Variables</h1> <script> // Boolean var isDeveloper = true; var isDesigner = false; document.write(typeof isDeveloper); document.write("<br>"); document.write(typeof isDesigner); document.write("<br>"); //String var isIosDeveloper = "true"; var isDba = "false"; document.write(typeof isIosDeveloper); document.write("<br>"); document.write(typeof isDba); </script> </body> </html>
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