export class PathUtils { param variable public static getQueryVariable ( variable ) { var query = window . location . search . substring ( 1 ) ; var vars = query . split ( "&" ) ; for ( var i = 0 ; i < vars . length ; i ++ ) { var pair = vars [ i ] . split ( "=" ) ; if ( pair [ 0 ] == variable ) { return pair [ 1 ] ; } } return undefined ; } param url public static getRemoveDot ( url ) { if ( url . indexOf ( "./" ) == 0 ) { return PathUtils . getRemoveDot ( url . substring ( 2 , url . length ) ) ; } return url ; } }