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Checks the value contained in the control.
public abstract bool CheckValue(Control control, Tag tag, ref string errorMessage)
Type | Name | Description |
---|---|---|
Control | control | The control used to enter the value. |
Tag | tag | The Tag to which the value is to be assigned. |
string | errorMessage | The error message, assigned if the check fails. |
Type | Description |
---|---|
bool | True if the value is valid, false otherwise. |