<div the above mentioned id = "App"> <the p-v-IF = "NUM == 0"> You are the ordinary members </ the p-> <the p-v-the else-IF = "NUM == 1"> You are honorable vip </ the p-> <the p-v-the else-IF = "NUM == 2"> you are an administrator </ the p-> <the p-v-the else = "NUM == 3"> You are visitor </ the p-> </ div> < The script is the code> var Vue new new VM = ({ EL: "App #", Data: { NUM:. 3, } }); </ script code script>