in reply to Re^2: how to slove the "Use of uninitialized value in concatenation (.) or string at"
in thread how to slove the "Use of uninitialized value in concatenation (.) or string at"

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And please show us which line is line 40 in your program.

  • Comment on Re^3: how to slove the "Use of uninitialized value in concatenation (.) or string at"

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