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    vfs.vfsBase

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    vfs.vfsBase(): string
    Returns:string
    The absolute path of the reserved root directory.

    Returns the directory that holds the mount points of every mounted virtual file system, which is path.join(os.devNull, 'vfs'). Reading it lists what is mounted; see The reserved root directory.

    const vfs = require('node:vfs');
    const fs = require('node:fs');
    
    const myVfs = vfs.create();
    const mountPoint = myVfs.mount();
    
    fs.readdirSync(vfs.vfsBase()); // The name of every mount point in it
    mountPoint.startsWith(vfs.vfsBase()); // true