vscode的keybindings.json

 1 [ 
 2   {"key":"ctrl+f",        "command":"cursorRight", "when":"editorTextFocus"},
 3   {"key":"ctrl+b",        "command":"cursorLeft", "when":"editorTextFocus"},
 4   {"key":"ctrl+n",        "command":"cursorDown", "when":"editorTextFocus"},
 5   {"key":"ctrl+p",        "command":"cursorUp", "when":"editorTextFocus"},
 6   {"key":"ctrl+a",        "command":"cursorHome", "when":"editorTextFocus"},
 7   {"key":"ctrl+e",        "command":"cursorEnd", "when":"editorTextFocus"},
 8   {"key":"alt+f",         "command":"cursorWordRight", "when":"editorTextFocus"},
 9   {"key":"alt+b",         "command":"cursorWordLeft", "when":"editorTextFocus"},
10 ]