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fix(Picker): update selected values when modelValue is cleared #13445

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Merged
chenjiahan merged 1 commit into from
Apr 20, 2025
Merged

fix(Picker): update selected values when modelValue is cleared #13445

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9 changes: 6 additions & 3 deletions packages/vant/src/picker/Picker.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -147,9 +147,7 @@ export default defineComponent({
};

const getEventParams = () => ({
selectedValues: selectedValues.value.length
? selectedValues.value.slice(0)
: resetSelectedValues(currentColumns.value),
selectedValues: selectedValues.value.slice(0),
selectedOptions: selectedOptions.value,
selectedIndexes: selectedIndexes.value,
});
Expand Down Expand Up @@ -299,9 +297,14 @@ export default defineComponent({
selectedValues.value = newValues.slice(0);
lastEmittedModelValue = newValues.slice(0);
}

if (props.modelValue.length === 0) {
resetSelectedValues(currentColumns.value);
}
},
{ deep: true },
);

watch(
selectedValues,
(newValues) => {
Expand Down
1 change: 1 addition & 0 deletions packages/vant/src/picker/test/index.spec.tsx
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Expand Up @@ -490,6 +490,7 @@ test('should emit correct values when clicking confirm button during column scro
]);
});

// https://github.com/youzan/vant/issues/13423
test('should emit default values when clear modelValue', async () => {
const columns = [
{ text: '1', value: '1' },
Expand Down