MaskedInputExtensions.AllowNull is set to False. Select All then Delete makes the Value 0 and the Text is like "______0.00" (contains 0.00) which is expected (this is in Numeric and CurrencyInput). Second time SelectAll and then delete makes the Value 0 but the text becomes "________" which is not expected. Available in LIB version: 2014.3.1124
Will be available in LIB Version 2014.3.1201.