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Regex for checking "non-repetitive characters not more than 2 consecutive time"

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Anonymous
·Feb 18, 2020

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Need a regular expression that should work for below mentioned formats

  1. Acceptable Format: "A123bcd456", "Abcd12345678", "AAbcdd123456"

  2. Non-acceptable Format: "AAbbcc123456", "AAAbbccc1234", "AAbcdd123444"