Javascript 使用angularjs从表中编辑和保存时出现积垢问题
当我尝试单击编辑单选按钮时,详细信息将显示在相关框中,但表中的现有详细信息将被删除。这里我的要求是使用单个数组/范围变量进行编辑、显示和删除。但在编辑/删除时不使用循环。在这里,我做了改变,但没有适当的工作方式。我的html index.html如下Javascript 使用angularjs从表中编辑和保存时出现积垢问题,javascript,angularjs,Javascript,Angularjs,当我尝试单击编辑单选按钮时,详细信息将显示在相关框中,但表中的现有详细信息将被删除。这里我的要求是使用单个数组/范围变量进行编辑、显示和删除。但在编辑/删除时不使用循环。在这里,我做了改变,但没有适当的工作方式。我的html index.html如下 <div ng-controller="employeeController"> <header><h1>Employee Details</h1></header> &
<div ng-controller="employeeController">
<header><h1>Employee Details</h1></header>
<form name="myForm" novalidate>
<table id="myTable" cellspacing="0" cellpadding="4">
<tr>
<td><label> Employee Id </Label></td>
<td><input type="text" name="eid" data-ng-model="employees.EmployeeId" data-ng-required="true" ng-disabled="newEmployees"/></td>
</tr>
<tr>
<td><label> FirstName </Label></td>
<td><input type="text" name="fname" data-ng-model="employees.FirstName" data-ng-required="true"/></td>
</tr>
<tr>
<td><label> LastName </Label></td>
<td><input type="text" name="lname" data-ng-model="employees.LastName" data-ng-required="true"/></td>
</tr>
<tr>
<td><label> Gender </Label></td>
<td>
<input type="radio" name="gender" data-ng-change="employees.Gender" value ="Male" data-ng-model="employees.Gender"/> Male
<input type="radio" name="gender" data-ng-change="employees.Gender" value ="Female" data-ng-model="employees.Gender"/>Female
</td>
</tr>
<tr>
<td><label> Email </Label></td>
<td><input type="text" name="email" data-ng-model="employees.Email" data-ng-required="true"/></td>
</tr>
<tr>
<td><label> Account </Label></td>
<td><input type="text" name="account" data-ng-model="employees.Account" data-ng-required="true"/></td>
</tr>
<tr>
<td><input type="hidden" data-ng-model="employees.EmployeeId"></td>
</tr>
</table>
<button name="btnSave" data-ng-click="saveEmployeeRecord(employees)" class="userbutton">Save</button>
<button name="btnReset" data-ng-click="resetEmployeeRecord()" class="userbutton">Reset</button>
</form>
<table border="2" cellspacing="0" cellpadding="4">
<tr style="color: blue">
<th style="width:100px">Employee Id</th>
<th style="width:150px">FirstName</th>
<th style="width:150px">LastName</th>
<th style="width:90px">Gender</th>
<th style="width:150px">Email</th>
<th style="width:60px">Account</th>
<th>Action</th>
</tr>
<tr style="color:green" data-ng-repeat="emp in employees">
<td>{{emp.EmployeeId}}</td>
<td>{{emp.FirstName}}</td>
<td>{{emp.LastName}}</td>
<td>{{emp.Gender}}</td>
<td>{{emp.Email}}</td>
<td>{{emp.Account}}</td>
<td>
<input type="radio" name="process" data-ng-click="editEmployee(emp, employees.indexOf(emp))"> Edit
<input type="radio" name="process" data-ng-click="DeleteEmployee(employees.indexOf(emp))"> Delete
</td>
</tr>
</table>
</div>
employees.json文件:
[
{
"EmployeeId": "61234",
"LastName": "Anderson",
"FirstName": "James",
"Gender": "Male",
"Email": "james_anderson@infosys.com",
"Account": "Boeing"
},
{
"EmployeeId": "512458",
"LastName": "Cambell",
"FirstName": "Mike",
"Gender": "Male",
"Email": "mike.cambell@infosys.com",
"Account": "Boeing"
},
{
"EmployeeId": "712785",
"LastName": "Swachengar",
"FirstName": "Andrew",
"Gender": "Male",
"Email": "andrew.swachengar@infosys.com",
"Account": "Cisco"
},
{
"EmployeeId": "712734",
"LastName": "Anderson",
"FirstName": "James",
"Gender": "Male",
"Email": "james.anderson@infosys.com",
"Account": "Apple"
},
{
"EmployeeId": "61245",
"LastName": "Green",
"FirstName": "Rachael",
"Gender": "Female",
"Email": "rachael_green@infosys.com",
"Account": "Boeing"
},
{
"EmployeeId": "61347",
"LastName": "Brown",
"FirstName": "Jackualine",
"Gender": "Female",
"Email": "jackualine_brown@infosys.com",
"Account": "Boeing"
}
]
您可以像这样通过单选按钮中的索引传递id
<button class="btn btn-default" ng-click="editBook(add.id, $index);" type="submit">Edit</button>
您需要将所选项目指定给必须在编辑/保存表单中关联的模型。然后单击“保存”时,您需要使用更新的数据更新原始数据。下面是一个如何工作的示例: 在这里,我正在复制您的原始员工,并更新副本。保存时,副本将替换原始员工。取消时,它将被忽略。这是一个基于你的代码 编辑:根据反馈,更新了未按预期工作的保存和删除方法。还更新了JSFIDLE。 Edit2:为循环删除,并使用传递的数组索引重新定距
@请帮忙me@WeekDev请帮助我保存,但当编辑现有内容时,编辑的数据已覆盖现有内容并将其添加到第一行。请更正并回复。我的错。直到你指出才意识到。我已经更新了答案和JSFIDLE来解决问题。我已经告诉过条件是不要使用for循环。而不是保存、编辑和删除的任何其他选项。请确认一下我在小提琴上的变化。您需要在函数中传递数组的索引,并且可以像我在示例中所做的那样去掉循环。
<button class="btn btn-default" ng-click="editBook(add.id, $index);" type="submit">Edit</button>
$scope.editBook = function(id,index) {
$scope.show1=false;
$scope.show=true;
$http.get(appurl + 'user/adds/' + id + '.json')
.success(function(data, status, headers, config) {
$scope.user= data;
angular.copy($scope.user, $scope.copy);
});
};
$rootScope.saveEmployeeRecord = function() {
for(k in $scope.selectedEmployee){
$scope.selectedEmployee[k] = $scope.selectedEmployeeCopy[k];
}
}
$rootScope.resetEmployeeRecord = function() {
$rootScope.selectedEmployeeCopy = null;
}
$rootScope.editEmployee = function(emp) {
$rootScope.selectedEmployee = emp;
$rootScope.selectedEmployeeCopy = angular.copy($rootScope.selectedEmployee);
}
$rootScope.saveEmployeeRecord = function() {
$rootScope.employees.splice($rootScope.selectedIndex, 1,$rootScope.selectedEmployeeCopy);
}
$rootScope.resetEmployeeRecord = function() {
$rootScope.selectedEmployeeCopy = null;
$rootScope.selectedIndex = null;
}
$rootScope.editEmployee = function(emp, ind) {
$rootScope.selectedIndex = ind;
$rootScope.selectedEmployee = emp;
$rootScope.selectedEmployeeCopy = angular.copy($rootScope.selectedEmployee);
}
$rootScope.DeleteEmployee = function(emp, ind) {
var result = confirm("Are you sure want to delete?");
if (result) {
$rootScope.employees.splice(ind, 1);
$rootScope.selectedEmployeeCopy = null;
$rootScope.selectedIndex = null;
return true;
}
else {
return false;
}
}