In this article we will see how we set help text to the combo box, help text is basically used to tell he programmer about the emergency information like reference links etc, programmer set help text to the combo box so that when some other programmer get difficulty in understanding the combo box, he/she can take help from the help text.
In order to set the help text to the combo box we use
Syntax : combo_box.setWhatsThis(help)
Argument : It takes string as argument
Return : None
Below is the implementation
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