运行 ❯
获取您
自己的
网站
×
更改方向
保存代码
更改主题，深色/浅色
前往 Spaces
<!DOCTYPE html> <html> <body> <h1>JavaScript Booleans</h1> <p id="demo"></p> <script> document.getElementById("demo").innerHTML = "100 is " + Boolean(100) + "<br>" + "3.14 is " + Boolean(3.14) + "<br>" + "-15 is " + Boolean(-15) + "<br>" + "Any (not empty) string is " + Boolean("Hello") + "<br>" + "Even the string 'false' is " + Boolean('false') + "<br>" + "Any expression (except zero) is " + Boolean(1 + 7 + 3.14); </script> </body> </html>
