Any function object that is a class attribute defines a method for instances of that class. It is not necessary that the function definition is textually enclosed in the class definition: assigning a function object to a local variable in the class is also ok.
Most children are born with very little arch in the feet. As they grow and walk, the soft tissues along the bottom of the feet tighten, which gradually shapes the arches of the feet. Children with flexible flatfoot often do not begin to develop an arch until the age of 5 years or older. Some children never develop an arch. If flexible flatfoot continues into adolescence, a child may experience aching pain along the bottom of the foot. A doctor should be consulted if a child's flatfeet cause pain.
Most babies begin to creep around 6 months of age, according to MayoClinic.com. Creeping usually follows the milestones of sitting without support, holding the head steady and bearing weight on the legs, which typically occurs between 4 and 6 months of age for the average baby.onsiderations. It's important to remember that infant milestones aren't set in stone. Every baby grows and develops at her own pace, so you might notice your little one creeping before 6 months or after 6 months. Try not to compare your baby with her siblings or cousins.