To limit the gender field to "male" or "female" in Access, you can set validation rules: 1. Open the validation rule manager; 2. Enter the validation rule expression: =IIf([Gender ]="Male" Or [Gender]="Female", True, False); 3. Specify the validation text to describe the error message when the rule is violated; 4. Save the changes.
How to set validation rules in Access to be male or female
Set validation rules in Access to restrict data The type or range of input is important, especially if gender information is required.
Steps:
1. Select the Gender field: In Design view, select the "Gender" field that contains gender information.
2. Open the Validation Rules Manager: In the "Field Properties" pane, find the "Validation Rules" property. Click the button next to it to open the Validation Rules Manager.
3. Enter the validation rule expression: In the Validation Rule Manager, enter the following expression:
<code>=IIf([Gender]="男" Or [Gender]="女", True, False)</code>
4. Specify the expression: This expression performs the following operations:
5. Specify the validation text: In the "Validation message" box, enter the error message to be displayed when the validation rules are violated. For example: "Gender must be 'male' or 'female'".
6. Save changes: Click the "OK" button to save the validation rules.
Note:
More options can be added by modifying the gender value in the expression. For example, to add an "Other" option, you would use the following expression:
<code>=IIf([Gender]="男" Or [Gender]="女" Or [Gender]="其他", True, False)</code>
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