vscode

[

    { "key": "tab",            "command": "-acceptSelectedSuggestion"},//去掉tab的同樣的功能

    { "key": "tab",                  "command": "selectNextSuggestion",
                                     "when": "editorTextFocus && suggestWidgetMultipleSuggestions && suggestWidgetVisible" }//設置tab爲選擇下個補全建議

]

when後面的command適用條件具體是啥參考以下

https://code.visualstudio.com/docs/customization/keybindings

的

when Clause Contexts

部分