Isn't the title a required field for a flit?
难道title不是一个flit的必要字段吗？
Required: Set to true if the field is required field.
required：如果字段是必需字段，就设置为true。
If the required field is set to false, the parameter is optional.
如果将“必需”字段设置为false，则参数为可选参数。
Now you must configure a variable for the Type of room required field.
现在，您必须为Type ofroomrequired字段配置一个变量。
Next, as this is to be a required field, ensure that Multiplicity is set to 1.
接下来，由于这将是一个必填字段，请确保Multiplicity设置为1。
The task fails if you specify an invalid value for a required field.
如果为必需的字段指定的值无效，则任务将失败。
The Directory Server is a required field . Please enter data into this field .
“目录服务器”是必需字段。请将数据输入此字段中。
The Organizer's e-mail is a required field . Please enter data into this field .
组织者的电子邮件地址是必须字段。请在该字段中输入数据。
Common Name is a required field and is typically used as the most granular level of identity.
CommonName是必填字段，该字段通常用来表示最详细的标识。
The physical stop which corresponds to the entrance window is then the required field stop.
入射窗所对应的实物光阑就是所要求的场光阑。
The tag file defines two attributes: the name of the required field and an optional error message.
这个标记文件定义两个属性：必需字段的名称和一个可选错误消息。
When the user fails to enter a value for a required field, the browser will dynamically inform the user.
当用户没有在要求字段输入值时，浏览器会自动通知用户。
The helper method then checks to see if the component is a required field, and if so it outputs an asterisk.
然后帮助器方法会检查组件是不是必需的字段，如果是，就输出星号。
Required field validation: Omit some of the required fields and make sure system gives proper error messages.
必输项验证：漏填几个必输项，确保系统给出正确的错误消息。
This populates the types of rooms in the drop-down list next to the type of room required field in the EnterRoomInformation form.
这就在EnterRoomInformation表单中的Typeofroomrequired字段旁边填入了房间类型。
Try leaving a required field blank or putting an invalid date into a date field, and you'll see those errors when you try to save, as shown in Figure 6-5.
你可以试试不填必需的栏目或者在时间栏里填错误的时间，你会发现当你要保存时会出现错误信息，如图6 - 5所示。
Validation controls enable you to check for a required field, to test against a specific value or pattern of characters, to verify that a value lies within a range, and so on.
验证控件可用于对必填字段进行检查，对照字符的特定值或模式进行测试，验证某个值是否在限定范围之内，等等。
Validation controls enable you to check for a required field, to test against a specific value or pattern of characters, to verify that a value lies within a range, and so on.
验证控件可用于对必填字段进行检查，对照字符的特定值或模式进行测试，验证某个值是否在限定范围之内，等等。
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