安科网
源代码：
点击运行
<!DOCTYPE html> <html> <body> <form name="Form1"></form> <form name="Form2"></form> <form></form> <p>Number of forms: <script> document.write(document.forms.length); </script></p> </body> </html>
运行结果
Copyright © 2013 - 2019 Ancii.com All Rights Reserved
京ICP备18063983号-5
京公网安备11010802014868号