问设置Formik Multi-Select组件的样式以使其看起来像材质-UI选择

EN

<Field
            component="select"
            name="names"
            className="yourMaterialUI-Select"
            // You need to set the new field value
            onChange={evt =>
              setFieldValue(
                "names",
                [].slice
                  .call(evt.target.selectedOptions)
                  .map(option => option.value)
              )
            }
            multiple={true}
          >
            {availableSelection.map(s => (
              <option key={s} value={s}>
                {s}
              </option>
            ))}
          </Field>