JavaScript书签，以基于类名称单击“按钮”

Question

我试图在浏览器中添加一个JavaScript小书签，该小书签将根据其具有的类名单击特定按钮。

正如您在上面的链接中看到的那样，该按钮有很多类，我尝试让此书签在每次选择该按钮时都单击该按钮。

我正在使用1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\prsht.h(609): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\prsht.h(609): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(268): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(268): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(273): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(273): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(286): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(286): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(302): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(302): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(310): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(310): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(460): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(460): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(477): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(477): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1116): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1116): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1125): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1125): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1141): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1141): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1152): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1152): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1172): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1172): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1675): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1675): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1717): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1717): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1728): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1728): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1740): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1740): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1749): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1749): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1771): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1771): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1781): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1781): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1822): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1822): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1831): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(1831): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2120): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2120): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2129): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2129): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2145): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2145): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2153): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2153): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2470): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2470): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2479): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2479): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2831): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(2831): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4435): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4435): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4453): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4453): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4506): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4506): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4517): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4517): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4524): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4524): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4553): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4553): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4620): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4620): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4625): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4625): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4645): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4645): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4668): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4668): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4679): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(4679): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5429): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5429): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5438): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5438): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5477): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5477): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5482): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5482): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5558): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5558): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5609): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5609): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5618): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5618): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5780): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5780): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5785): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5785): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5834): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5834): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5841): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5841): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5861): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5861): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5869): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(5869): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6204): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6204): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6573): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6573): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6590): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6590): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6609): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6609): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6776): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6776): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6785): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6785): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6793): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6793): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6814): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6814): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6822): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6822): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6843): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6843): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6852): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6852): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6874): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6874): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6881): error C3646: 'nmhdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6881): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6939): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(6939): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7097): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7097): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7118): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7118): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7141): error C3646: 'hdr': unknown override specifier 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7141): error C4430: missing type specifier - int assumed. Note: C++ does not support default-int 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7770): error C2061: syntax error: identifier 'LPSCROLLINFO' 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\commctrl.h(7785): error C2061: syntax error: identifier 'LPSCROLLINFO' 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\shlobj_core.h(563): error C2061: syntax error: identifier 'LPSHELLEXECUTEINFOA' 1>c:\program files (x86)\windows kits\10\include\10.0.16299.0\um\shlobj_core.h(571): error C2061: syntax error: identifier 'LPSHELLEXECUTEINFOW' ClassName。

为什么此书签不执行任何操作？

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