for example, the first method is to convert the json string to the json string through json.stringfy
screenshot as follows, the red mark is the same attribute, the orderDate value printed by the direct console.log is empty, and the value printed into the json string is not empty, indicating that there is indeed a value.
but it doesn"t matter whether {{}} interpolation or v-modle binding is used on the page, input or p tag is not used, orderDate values are empty, but other attributes are completely normal