Access setting verification rule is greater than 0

Set validation rules for field values ​​greater than 0 in Access forms: Select the field; right-click and select "Properties"; go to the "Validation" tab; enter in "Validation Rules": >0 ; Enter a prompt message in "Verification Message" (optional); click "OK" to save the rule.

How to set Access form validation rules to require the value of a certain field to be greater than 0

Step 1: Select fields

First, select the fields in the Access form for which you want to set validation rules.

Step 2: Right-click and select Properties

Right-click the field and select Properties from the menu.

Step 3: Go to the Validation tab

In the Field Properties window, go to the Validation tab.

Step 4: Enter Validation Rules

In the Validation Rules field, enter the following expression:

<code>>0</code>

Step 5: Enter a validation message (optional)

In the Validation Message field, you can enter a message to be displayed when the value of this field is less than or equal to 0. For example:

<code>值必须大于 0</code>

Step 6: Click OK

Click the OK button to save the validation rules.

Effective

After that, when the user attempts to enter a value equal to or less than 0, a "validation message" will be displayed. This will prevent users from entering invalid data.

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