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<!DOCTYPE html> <html> <body> <p>单击按钮以演示 toString() 方法将布尔值转换为字符串：</p> <button onclick="myFunction()">试一试</button> <p id="demo"></p> <script> function myFunction() { var bool = true; var x = bool.toString() document.getElementById("demo").innerHTML = typeof x; } </script> </body> </html>