SpreadJS Documentation
GC.Spread.Sheets.Print Namespace / PrintInfo type / headerLeft Method
The text and format of the left header on printed pages.
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    headerLeft Method
    In This Topic
    Gets or sets the text and format of the left header on printed pages.
    Syntax
    var instance = new GC.Spread.Sheets.Print.PrintInfo();
    var returnValue; // Type: any
    returnValue = instance.headerLeft(value);
    function headerLeft( 
       value : string
    ) : any;

    Parameters

    value
    The text and format of the left header on printed pages.

    Return Value

    If no value is set, returns the text and format of the left header on printed pages; otherwise, returns the print setting information.
    Example
    This example sets a print header.
    activeSheet.setRowCount(3, GC.Spread.Sheets.SheetArea.viewport);
    activeSheet.setColumnCount(3, GC.Spread.Sheets.SheetArea.viewport);
    
         activeSheet.suspendPaint();
                //set value
                for (var r = 0, rc = activeSheet.getRowCount(); r < rc; r++) {
                    for (var c = 0, cc = activeSheet.getColumnCount(); c < cc; c++) {
                        activeSheet.setValue(r, c, r + c);
                    }
                }
    activeSheet.resumePaint();
    
    $("#button1").click(function () {
    activeSheet.printInfo().headerLeft("It is &T.");
    spread.print(0);
       });
    See Also

    Reference

    PrintInfo type