The reasons why the validate function does not enter are: unbound model, incorrect call, undefined validation rules, improper use of v-model, field disabled, incorrect submit button type, JavaScript error, asynchronous validation.
##validate in Vue Why not enter
validate in Vue , you may encounter a situation where the function will not be entered. The following are some possible reasons:
1. The form field is not bound to the model
validate The form field that the function needs to validate must be bound to the Vue model. Without binding,
validate will not find the field to validate.
2. validate The function was not called correctly
validate The function must be called with specific syntax. For example:
<code class="javascript">this.$refs.form.validate();</code>
3. The form validation rules are not defined correctly
validate The function requires validation rules to determine whether a field is valid. Make sure that the form validation rules are defined correctly and match the field's value.
4. The v-model directive is not used correctly. The
v-model directive is used for two-way binding of form fields. . If the
v-model directive is not used correctly, form fields may not validate.
5. disabled attribute is set
disabled attribute),
The validate function will not validate this field.
6. The form submission button type is incorrect
The type of the form submission button must besubmit, otherwise
validate function will not be triggered.
7. JavaScript Errors
JavaScript errors that occur during validation may prevent thevalidate function from entering. Check if there are any errors and fix them.
8. Asynchronous verification
If the verification is asynchronous, thevalidate function may not enter immediately. Check if asynchronous validation is being used, if so, wait for validation to complete.
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