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Editorial Team
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Asked: 2026-06-14T03:53:00+00:00

I need to make a rule in my lex file that will identify the

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I need to make a rule in my lex file that will identify the start of a newline and a sequence of spaces I did this ^( )* but the compiler says it is wrong what is the right way to define it?

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1 Answer

  1. Editorial Team

    Try something like this:

    ^[\n\t ]+
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