force-app/main/default/lwc/multiSelectCombobox/multiSelectCombobox.js
@@ -18,6 +18,7 @@ @track searchString; @track message; @track showDropdown = false; @api placeholder = '--无--'; connectedCallback() { this.showDropdown = false; var optionData = this.options ? (JSON.parse(JSON.stringify(this.options))) : null;