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Validate the data buffer
Source position: db.pas line 390
public procedure TField.Validate( |
Buffer: Pointer |
); |
Buffer |
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Buffer with the data to be validated |
Validate is called by SetData prior to writing the data from Buffer to the dataset buffer. It will call the TField.OnValidate event handler, if one is set, to allow the application programmer to program additional checks.
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Save the field data |
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Event to validate the value of a field before it is written to the data buffer |