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
No Match

/
/
gm

Test String

Substitution

Processing...

Code Generator

Language

Generated Code

import Foundation let pattern = #""|DECLARE[^]+?Outbound| AS[^]+?DISPLAY NAME|\.\.| ON[^]+?;"# let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines) let testString = #""" DECLARE ENTITY FOLDER "Статистика Outbound".."XW_RTM_AGENT_D" AS "XW_RTM_AGENT_D" ENTITY "Statistical Outbound"."XW_RTM_AGENT_D" FOLDER ATTRIBUTES ( "Статистика Outbound".."XW_RTM_AGENT_D"."U_CONTACT_CENTER", "Статистика Outbound".."XW_RTM_AGENT_D"."U_MR", "Статистика Outbound".."XW_RTM_AGENT_D"."U_GROUP_NAME", "Статистика Outbound".."XW_RTM_AGENT_D"."U_NAME", "Статистика Outbound".."XW_RTM_AGENT_D"."U_LOGIN", "Статистика Outbound".."XW_RTM_AGENT_D"."U_CTI_PIN", "Статистика Outbound".."XW_RTM_AGENT_D"."U_ACTIVE_POS_TYPE" ) DISPLAY NAME "Агенты" ON DESCRIPTION {Для корректной работы в отчет с использованием таблицы "Агенты" можно включать поля из таблиц "Предложение", "Признаки", "Абонент", "Взаимодействие" и "Показатели" и нельзя включать поля из таблиц "Предложение (агрегир)" и "Показатели(агрегир)".} PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_CONTACT_CENTER" AS "U_CONTACT_CENTER" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_CONTACT_CENTER" DISPLAY NAME "Контактный центр агента" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_GROUP_NAME" AS "U_GROUP_NAME" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_GROUP_NAME" DISPLAY NAME "Группа агента" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_LOGIN" AS "U_LOGIN" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_LOGIN" DISPLAY NAME "Логин агента Siebel" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_MR" AS "U_MR" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_MR" DISPLAY NAME "МР агента" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_NAME" AS "U_NAME" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_NAME" DISPLAY NAME "ФИО агента" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_ACTIVE_POS_TYPE" AS "U_ACTIVE_POS_TYPE" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_ACTIVE_POS_TYPE" DISPLAY NAME "Тип должности агента" ON PRIVILEGES ( READ); DECLARE FOLDER ATTRIBUTE "Статистика Outbound".."XW_RTM_AGENT_D"."U_CTI_PIN" AS "U_CTI_PIN" LOGICAL ATTRIBUTE "Statistical Outbound"."XW_RTM_AGENT_D"."U_CTI_PIN" DISPLAY NAME "Логин агента Genesys" ON PRIVILEGES ( READ); """# let stringRange = NSRange(location: 0, length: testString.utf16.count) let substitutionString = #""# let result = regex.stringByReplacingMatches(in: testString, range: stringRange, withTemplate: substitutionString) print(result)

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 Swift 5.2, please visit: https://developer.apple.com/documentation/foundation/nsregularexpression