What time of week is the filter conversion in vue?

1. Recently, I am doing a conversion about the week. I can convert the week of the number, but I don"t know how to convert it if I want to convert it to uppercase. I think of using the switch sentence, but I don"t know how to do it. Please give me some advice

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2. Create a new filter folder and create an index file

export default function (Vue) {

    Vue.filter("dateDate", function (tplData) {
        let dateMM = tplData ? new Date(tplData) : new Date();
        return `${dateMM.getFullYear()}/${dateMM.getMonth() + 1}/${dateMM.getDate()}`;
    });

    Vue.filter("mDate", function (tData) {
        let dateTT = tData ? new Date(tData) : new Date();
        let hours = dateTT.getHours() < 10 ? "0" : "";
        let min = dateTT.getMinutes() < 10 ? "0" : "";
        return `${hours + dateTT.getHours()}:${min + dateTT.getMinutes()}`;
    });

    Vue.filter("myDate", function (txData) {
        let dateT = txData ? new Date(txData) : new Date();    
        return `${dateT.getDay()}`;
    });
};

3. Refer to the file that needs to be converted

        <!--  -->
        <div class="litter_date">
          <div class="time clearfix">
            {{ datetime | mDate }}
            <div class="date">
              <div>{{datetime | dateDate}}</div>
              <span>{{datetime | myDate}}</span>
            </div>
          </div>
        </div>
        
data() {
    return {
      datetime: "",
    };
  },

4. Final display effect

clipboard.png

Mar.09,2021

Vue.filter ('myDate', function (txData) {

)
const days = ['', '', '', '', '', '', ''];
let dateT = txData ? new Date(txData) : new Date();    
return `${days[dateT.getDay()]}`;

});


how to introduce this filter js

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b398ea-2c184.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b398ea-2c184.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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