Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
Processing...

Test String

Code Generator

Language

Generated Code

import re regex = re.compile(r"(?ms)(^NAME.*?)^\s+^\d", flags=re.MULTILINE | re.DOTALL) test_str = ("SQL*Plus: Release 11.2.0.1.0 Production on Wed Jan 27 13:46:07 2016\n\n" "Copyright (c) 1982, 2010, Oracle. All rights reserved.\n\n\n" "Connected to:\n" "Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production\n" "With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,\n" "Data Mining and Real Application Testing options\n\n\n" "NAME\n" "--------------------------------------------------------------------------------\n" "Agent-Job Follow Up Missed Group D\n" "Agent-Job Follow Up Missed Group E\n" "Audit Archive\n" "Day BGO - 705 and 705NA - A (2)\n" "Day BGO - ERR Quebec - A\n" "Dispatch Lunch Break Agent (Pre-Agent) - Group D\n" "Helper Job Agent (Amend, Prevent, Lead) Group A\n" "Incomplete Tasks Display Status Cleanup - Group A\n" "Jeopardy Agent (Late EnRoute, OnSite, Complete) Group A\n" "Jeopardy Agent (Late EnRoute, OnSite, Complete) Group B\n" "Lunch Break Report Agent(Post-Agent) - Group A\n\n" "NAME\n" "--------------------------------------------------------------------------------\n" "MST Validation - Group A\n" "MST Validation - Group C\n" "Unschedule INHS Tasks\n" "Unschedule Jobs with Schedule Update Failure - Group E\n\n" "15 rows selected.\n\n" "Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production\n" "With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,\n" "Data Mining and Real Application Testing options") match = regex.search(test_str) if match: print(f"Match was found at {match.start()}-{match.end()}: {match.group()}") for group_num, group in enumerate(match.groups(), start=1): print(f"Group {group_num} found at {match.start(group_num)}-{match.end(group_num)}: {group}")

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Python, please visit: https://docs.python.org/3/library/re.html