Its depending on what your talkin about.If you do somthing over the enternet and you didnt mean to you can hide it and no one could see it....Its the opposite of the show button
A button that represents the command to reveal non printing characters is the show or hide button. To hold down the left mouse button and move the mouse pointer over text to select it.
nonprinting characters
show and hide button
You need JavaScript for that purpose. You need when the button is hit, a div should hide.
The Show/Hide button, which is called a pilcrow. It looks like this: ¶
The answer is D. Show/Hide button.
Formatting Marks
Press the show/hide button on the keyboard.
Hide/Show
show and hide button
Show/Hide
you go on the menu and you press the menu button again then you press show all and it should show them.