js实现路由 white green blue yellow function Route(){ } Route.prototype.open = function (route,callback){ var arr= {}; arr[route] = callback; window.addEventListener( 'hashchange', function (){ var temp= window.location.hash; for ( var i in arr){ if (i==temp.slice(1 ,temp.length)){ arr[i](); } } }) } window.Route = new Route(); function change(color){ var body=document.getElementsByTagName('body')[0 ]; body.style.backgroundColor = color; console.log(color); } Route.open( '/', function (){ change( '' ); }); Route.open( '/green', function (){ change( 'green' ); }); Route.open( '/blue', function (){ change( 'blue' ); }); Route.open( '/yellow', function (){ change( 'yellow' ); });
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