Well, "anything" in a regexp is written as (?s:.), but it seems you want to match two two-hexit hex numbers. Which means you could write: 
    /16 03 01 [[:xdigit:]]{2} [[:xdigit:]]{2} 0b/

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In reply to Re: Creating spacers in regex match by JavaFan
in thread Creating spacers in regex match by ahuang14

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