back Method--------------------------------------------------------------------------------Loads a URL from the History list. Syntaxhistory.back( [iDistance]) ParametersiDistance Optional. Integer爐hat specifies the number of URLs to go back. If no value is provided, the previous URL is loaded. Return ValueNo return value.ResThis method performs the same action as when a user clicks the Back button in the browser. The back method works the same as history.go(-1). An error does not occur if the user tries to go beyond the beginning of the history. Instead, the user remains at the current page.
ParametersiDistance Optional. Integer爐hat specifies the number of URLs to go back. If no value is provided, the previous URL is loaded. Return ValueNo return value.ResThis method performs the same action as when a user clicks the Back button in the browser. The back method works the same as history.go(-1). An error does not occur if the user tries to go beyond the beginning of the history. Instead, the user remains at the current page.