hideHeaders

hides all headers of rows and columns on the sheet

void hideHeaders(boolean|string state, [string page] );

state	boolean\|string	true - to hide headers, false - to show headers, "toggle" - the opposite of the current state
page	string	optional, the name of the sheet. If not specified, the method is applied to the current sheet

$$("ssheet").hideHeaders(state, page);

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