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于2011年10月11日 21:06:21,Xavier Wang写到:

this will turns to a error, because table element is not string, just like original table.concat

在 2011-10-11 下午7:21，"Sebastien Lai" <237482@googlemail.com <mailto:237482@googlemail.com>>写道：

    On Tue, Oct 11, 2011 at 10:51 AM, Xavier Wang <weasley.wx@gmail.com <mailto:weasley.wx@gmail.com>> wrote:
    > some, maybe table.concat can accept a second sep:
    > print(table.concat(t, ':', ',') --> a:1,b:2,c:3
    >
    What about: {a={b={c={1, 2, 3, 4}}}}?
see pl.pretty from the `penlight' library, which comes with Lua for Windows already.