query: regex pattern to match first 2 numbers in a string
positive_passages.docid: 1388
positive_passages.text: Learning Regular Expressions
negative_passages.docid: 133909
negative_passages.text: regex to allow atleast one special character, one uppercase, one lowercase(in any order)
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negative_passages.text: JavaScript regex pattern concatenate with variable
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negative_passages.text: regex for money values in JavaScript
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negative_passages.text: How do you match one of two words in a regular expression?
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negative_passages.text: PHP regex - valid float number
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negative_passages.text: How to mathematically evaluate a string like "2-1" to produce "1"?
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negative_passages.text: How to Regex search/replace only first occurrence in a string in .NET?
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negative_passages.text: Match patterns on list of Strings
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negative_passages.text: Extract digits from a string in Java
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negative_passages.text: Match a string against multiple patterns
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negative_passages.text: Regex to match Date
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negative_passages.text: Replacing the nth instance of a regex match in Javascript
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negative_passages.text: How to extract numbers from a string
negative_passages.docid: 1336
negative_passages.text: PHP preg_match to find multiple occurrences
negative_passages.docid: 130919
negative_passages.text: Regular expression for letters, numbers and - _
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negative_passages.text: Pattern Match symbols that begin with same letter?