Criminal law vs common law

Common law offences are crimes under English criminal law, the related criminal law of other Commonwealth countries, and under some U.S.
State laws.
They are offences under the common law, developed entirely by the law courts, having no specific basis in statute Australia.
Under the ..

Common law is defined as a body of legal rules that have been made by judges as they issue rulings on cases, as opposed to rules and laws made by the legislature or in official statutes.
An example of common law is a rule that a judge made that says that people have a duty to read contracts.

Common Law Examples On July 27, 1934, Harry Tompkins was walking on a narrow footpath by the Erie Railroad tracks in Hughestown, Pennsylvania.
As a train approached, something protruding from one of the railcars struck Tompkins and knocked him down, causing his arm to be crushed beneath a train wheel.