fmpq.com
源代码:
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> </head> <body> <p id="demo">单击按钮显示字符串最后一个字符的UNICODE 编码</p> <button onclick="myFunction()">点我</button> <script> function myFunction(){ var str="HELLO WORLD"; var n=str.charCodeAt(str.length-1); document.getElementById("demo").innerHTML=n; } </script> </body>
运行结果