[Firefox] textarea中\0字符截断后面的

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内容是前面的\0\0\0后面的 只能复制到前面的

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在Chrome是正常复制的, 虽然看不到\0, 但是可以在 Js 控制台看到

hbghlyj

BugZilla

I could not reproduce this issue on macOS. It seems that only Windows and GTK are affected. I suspect this is related to how the string data is placed into the system clipboard.