Returns a prefixed attribute binding computed by the provided function
Returns a prefixed attribute binding computed by the provided function
The name to bind against
The new attribute name in the form (prefix,label)
Returns an unprefixed attribute binding computed by the provided function
Returns an unprefixed attribute binding computed by the provided function
The name to bind against
The new attribute label
BindParam that computes an optional new attribute value based on the current attribute value. Returning None in the transform function will result in the Attribute not being bound.
This object provides factory methods for convenience.