How does vue gracefully obtain the encoding symbols corresponding to the optional options?

if you can choose more than one of the selected parts in the figure, each disease corresponds to a code, and the background requires that the code be passed to him with a string comma separated by a string. What should I do?
tag: [{name:" Hypertension", tag:"Ba"}, {name:" Diabetes", tag:"Bb"}, {name:" Tuberculosis", tag:"Bc"}, {name:" Psychiatry", tag:"Bd"}],

Apr.02,2021

  

upstairs answered. Let me talk about the idea of declaring a variable. As a result, the value selected by Arr vue computed processing is assigned to the variable Arr using filter Filter and then join (',)

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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-64f5-1bf935a-3214e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bf935a-3214e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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