JavaScript if .. else A time-based greeting: const time = new Date().getHours(); let greeting; if (time < 10) { greeting = "Good morning"; } else if (time < 20) { greeting = "Good day"; } else { greeting = "Good evening"; } document.getElementById("...
} else if (elem.msRequestFullscreen) { /* IE/Edge */ elem = window.top.document.body; //To break out of frame in IE elem.msRequestFullscreen(); } } /* Function to close fullscreen mode */ function closeFullscreen() { if (document.exitFullscreen) { document.exitFullscreen(...
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DOCTYPE html> Bootstrap 实例 - 模态框（Modal）插件
响应式导航即是让导航变成响应式。常见的做法是在小屏幕时不将全部导航项目列出,而是显示一个导航图标,点击该图标时才会显示出完整导航。今天我们就来按照W...
Html Tree Menu Vista Style 4 The template emulates Vista OS menu style. To open submenus click on menu items. The appearence of this template is determined by the following parameters: - The menu have XP Style; Animation effect for subitems ...
letx =15*5; debugger; document.getElementbyId("demo").innerHTML= x; Try it Yourself » Description Thedebuggerstatement stops the execution of JavaScript, and calls the debugger. Note If no debugging is available, the debugger statement has no effect. ...
// If x is a number between 1 and 10, output "Input OK" if (isNaN(x) || x < 1 || x > 10) { text = "Input not valid"; } else { text = "Input OK"; } document.getElementById("demo").innerHTML = text; } ...
if(elem.requestFullscreen) { elem.requestFullscreen(); }elseif(elem.webkitRequestFullscreen) {/* Safari */ elem.webkitRequestFullscreen(); }elseif(elem.msRequestFullscreen) {/* IE11 */ elem.msRequestFullscreen(); } } Note:...
if (!$scope.addMe) {return;} if ($scope.products.indexOf($scope.addMe) == -1) { $scope.products.push($scope.addMe); } else { $scope.errortext = "The item is already in your shopping list."; } } $scope.removeItem = function (x) { $scope.errortext = ""; $scope.product...