Checking Vue 3 Slots for Emptiness -

Stop Designing Components in Your Vue Application vue default slot vue'; export default { components: { ChildComponent }, data() { return { myVariable: `Parent Variable` } } } script> Copy Viewing the vue 3 slot props The no-options slot is displayed in the dropdown when filteredOptions === 0 By default, it displays Sorry, no matching options You can add more contextual

vue 3 check if slot has content 其實這就是 所提供的slot prop，作用就是將子元件內的狀態透過 slot 提供給外層存取。 而外層的模板則需要加上 template 標籤，以及 v-slot:default