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QWhich one of the following regular expression matches any string containing zero or one p?

ID: #2403 PHP String and Regular Expression 714 views
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#2403Q ID
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PHP String and Regular ExpressionTopic
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  • A p+ ✔ ✖
  • B p* ✔ ✖
  • C P? ✔ ✖
  • D p# ✔ ✖
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P?
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