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此代碼顯示如何使用指令在textarea中按'enter'來提交表單。但是,我希望能夠轉移+進入下一行並按照原樣提交結果。無論何時提交,都顯示在同一行中。如何按照用戶的意願提交併顯示下一行中的提交文本。Shift +在使用AngularJS在Textarea中輸入
<div ng-app="testApp" ng-controller="MyController">
<textarea ng-model="foo" enter-submit="submit()"></textarea><br/>
Last submitted text: {{ lastSubmitted }}<br/>
</div>
的AngularJS代碼:
var app = angular.module('testApp', []);
function MyController($scope) {
$scope.foo = ""
$scope.lastSubmitted = ""
$scope.submit = function() {
$scope.lastSubmitted = $scope.foo;
}
}
app.directive('enterSubmit', function() {
return {
restrict: 'A',
link: function (scope, elem, attrs) {
elem.bind('keydown', function(event) {
var code = event.keyCode || event.which;
if (code === 13) {
if (!event.shiftKey) {
event.preventDefault();
scope.$apply(attrs.enterSubmit);
}
}
});
}
}
});
我該怎麼辦?