Without any arguments, all bound events are removed.
如果没有参数,则删除所有绑定的事件。
Type screen without any arguments in any window to open a new window.
在任何窗口中输入 screen,不带任何参数,就会打开一个新窗口。
The enveloping signature is created when the sign method is called without any arguments.
当调用 sign 方法时,如果不传递任何参数的话,生成的就是封外签名。
应用推荐