How Many More Years formed his own band in West Memphis, Arkansas, in 1948, billing himself as "The Howlin' Wolf". He began broadcasting on radio station KWEM in West Memphis, and was heard by Sam Phillips who signed him for Memphis Recording Service. He recorded "How Many More Years" at the MRS studio at 706 Union Avenue, Memphis, Tennessee, in or about July 1951, singing and playing harmonica with a band comprising (probably) Ike Turner (piano), Willie Johnson (guitar), and Willie Steele (drums). The repetitious bass-string boogie line resembles the one played in the traditional blues standard "Forty-Four". The record's original A-side, "Moanin' at
XML Events of the attribute is the action for that event at that element. For example, (with Javascript’s "onclick" attribute): codice_1 This design has three drawbacks: Unlike DOM Events, which are usually associated with HTML documents, XML events are designed to be independent of specific devices. XML Events are used extensively in XForms and in version 1.2 of the SVG specification, , which is still a working draft. The following is an example of how XML events are used in the XForms specification: In this example, when the codice_2 event occurs on the data element with an id attribute of codice_3, the