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
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  • Anchors
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  • 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
  • Match everything enclosed
    (?:...)
  • Capture everything enclosed
    (...)
  • 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

r"
"
msgui

Test String

Code Generator

Language

Generated Code

import Foundation // WARNING: You included a flag that Swift doesn't support: u // When this flag is set, it makes the pattern and subject strings to be treated as unicode. // Swift already treats the pattern and subject strings as unicode by default, so including this flag is redundant. let pattern = #"<time from="(?P<TimeFrom>[\dT:-]*)" to="(?P<TimeTo>[\dT:-]*)" period="\d">.*?(?P<symbol>symbol number="\d").*?\>.*?(?P<percipication>precipitation value="\d").*?\>.*?(?P<windSpeed>windSpeed mps="[\d\.]*").*?\>.*?</time>"# let regex = try! NSRegularExpression(pattern: pattern, options: [.anchorsMatchLines, .caseInsensitive, .dotMatchesLineSeparators]) let testString = #""" <?xml version="1.0" encoding="utf-8"?> <weatherdata> <location> <name>Rykkinn</name> <type>Settlement</type> <country>Norway</country> <timezone id="Europe/Oslo" utcoffsetMinutes="120" /> <location altitude="106" latitude="59.9287412518508" longitude="10.4753151421641" geobase="ssr" geobaseid="2234308" /> </location> <credit> <!--In order to use the free weather data from yr no, you HAVE to display the following text clearly visible on your web page. The text should be a link to the specified URL.--> <!--Please read more about our conditions and guidelines at http://om.yr.no/verdata/ English explanation at http://om.yr.no/verdata/free-weather-data/--> <link text="Weather forecast from yr.no, delivered by the Norwegian Meteorological Institute and the NRK" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/" /> </credit> <links> <link id="xmlSource" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/forecast.xml" /> <link id="xmlSourceHourByHour" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/forecast_hour_by_hour.xml" /> <link id="overview" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/" /> <link id="hourByHour" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/hour_by_hour" /> <link id="longTermForecast" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/long" /> <link id="radar" url="http://www.yr.no/place/Norway/Akershus/Bærum/Rykkinn/radar.html" /> </links> <meta> <lastupdate>2015-09-29T10:33:00</lastupdate> <nextupdate>2015-09-29T18:00:00</nextupdate> </meta> <sun rise="2015-09-29T07:17:49" set="2015-09-29T18:57:55" /> <forecast> <text> <location name="Rykkinn"> <time from="2015-09-29" to="2015-09-29"> <title>Tuesday</title> <body>&lt;strong&gt;Østlandet og Telemark:&lt;/strong&gt; Sørvestlig bris, i ettermiddag forbigående liten kuling på kysten. Etter hvert stort sett pent vær.</body> </time> <time from="2015-09-30" to="2015-09-30"> <title>Wednesday</title> <body>&lt;strong&gt;Østlandet:&lt;/strong&gt; Vestlig eller skiftende bris. Stort sett pent vær, men om natten og først på dagen mulighet for lokal tåke.</body> </time> <time from="2015-10-01" to="2015-10-01"> <title>Thursday</title> <body>&lt;strong&gt;Østafjells:&lt;/strong&gt; Vestlig bris, liten kuling på kysten vest for Lindesnes. Oppholdsvær og perioder med sol.</body> </time> <time from="2015-10-02" to="2015-10-02"> <title>Friday</title> <body>&lt;strong&gt;Østafjells:&lt;/strong&gt; Vestlig bris, periodevis kuling på kysten vest for Lindesnes. Stort sett pent vær. Omtrent uendret temperatur.</body> </time> <time from="2015-10-03" to="2015-10-04"> <title>Saturday and Sunday</title> <body>&lt;strong&gt;Østafjells og fjellet i Sør-Norge:&lt;/strong&gt; Skiftende bris. Lørdag oppholdsvær og perioder med sol. Omtrent uendret temperatur. Søndag spredt regn. Litt lavere temperatur.</body> </time> <time from="2015-10-05" to="2015-10-08"> <title>Monday to Thursday</title> <body>&lt;strong&gt;Sør-Norge:&lt;/strong&gt; Høytrykket flytter seg østover og gir rom for mer ustabilt vær. Overveiende sørlig vind, perioder med kuling på kysten. Etterhvert perioder med nedbør. Litt lavere dagtemperaturer.</body> </time> </location> </text> <tabular> <time from="2015-09-29T17:00:00" to="2015-09-29T18:00:00" period="2"> <!-- Valid from 2015-09-29T17:00:00 to 2015-09-29T18:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-09-29T17:00:00 --> <windDirection deg="140.3" code="SE" name="Southeast" /> <windSpeed mps="1.5" name="Light air" /> <temperature unit="celsius" value="15" /> <pressure unit="hPa" value="1035.7" /> </time> <time from="2015-09-29T18:00:00" to="2015-09-30T00:00:00" period="3"> <!-- Valid from 2015-09-29T18:00:00 to 2015-09-30T00:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="mf/03n.53" /> <precipitation value="0" /> <!-- Valid at 2015-09-29T18:00:00 --> <windDirection deg="132.5" code="SE" name="Southeast" /> <windSpeed mps="1.4" name="Light air" /> <temperature unit="celsius" value="14" /> <pressure unit="hPa" value="1035.3" /> </time> <time from="2015-09-30T00:00:00" to="2015-09-30T06:00:00" period="0"> <!-- Valid from 2015-09-30T00:00:00 to 2015-09-30T06:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="mf/03n.56" /> <precipitation value="0" /> <!-- Valid at 2015-09-30T00:00:00 --> <windDirection deg="358.4" code="N" name="North" /> <windSpeed mps="2.0" name="Light breeze" /> <temperature unit="celsius" value="6" /> <pressure unit="hPa" value="1035.1" /> </time> <time from="2015-09-30T06:00:00" to="2015-09-30T12:00:00" period="1"> <!-- Valid from 2015-09-30T06:00:00 to 2015-09-30T12:00:00 --> <symbol number="2" numberEx="2" name="Fair" var="02d" /> <precipitation value="0" /> <!-- Valid at 2015-09-30T06:00:00 --> <windDirection deg="68.7" code="ENE" name="East-northeast" /> <windSpeed mps="0.6" name="Light air" /> <temperature unit="celsius" value="4" /> <pressure unit="hPa" value="1033.8" /> </time> <time from="2015-09-30T12:00:00" to="2015-09-30T18:00:00" period="2"> <!-- Valid from 2015-09-30T12:00:00 to 2015-09-30T18:00:00 --> <symbol number="2" numberEx="2" name="Fair" var="02d" /> <precipitation value="0" /> <!-- Valid at 2015-09-30T12:00:00 --> <windDirection deg="143.9" code="SE" name="Southeast" /> <windSpeed mps="1.1" name="Light air" /> <temperature unit="celsius" value="13" /> <pressure unit="hPa" value="1034.1" /> </time> <time from="2015-09-30T18:00:00" to="2015-10-01T00:00:00" period="3"> <!-- Valid from 2015-09-30T18:00:00 to 2015-10-01T00:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="mf/03n.56" /> <precipitation value="0" /> <!-- Valid at 2015-09-30T18:00:00 --> <windDirection deg="129.3" code="SE" name="Southeast" /> <windSpeed mps="0.6" name="Light air" /> <temperature unit="celsius" value="15" /> <pressure unit="hPa" value="1030.6" /> </time> <time from="2015-10-01T00:00:00" to="2015-10-01T06:00:00" period="0"> <!-- Valid from 2015-10-01T00:00:00 to 2015-10-01T06:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="mf/03n.60" /> <precipitation value="0" /> <!-- Valid at 2015-10-01T00:00:00 --> <windDirection deg="338.6" code="NNW" name="North-northwest" /> <windSpeed mps="1.6" name="Light breeze" /> <temperature unit="celsius" value="7" /> <pressure unit="hPa" value="1028.4" /> </time> <time from="2015-10-01T06:00:00" to="2015-10-01T12:00:00" period="1"> <!-- Valid from 2015-10-01T06:00:00 to 2015-10-01T12:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-10-01T06:00:00 --> <windDirection deg="324.0" code="NW" name="Northwest" /> <windSpeed mps="2.5" name="Light breeze" /> <temperature unit="celsius" value="6" /> <pressure unit="hPa" value="1025.8" /> </time> <time from="2015-10-01T12:00:00" to="2015-10-01T18:00:00" period="2"> <!-- Valid from 2015-10-01T12:00:00 to 2015-10-01T18:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-10-01T12:00:00 --> <windDirection deg="142.8" code="SE" name="Southeast" /> <windSpeed mps="1.3" name="Light air" /> <temperature unit="celsius" value="13" /> <pressure unit="hPa" value="1025.9" /> </time> <time from="2015-10-01T18:00:00" to="2015-10-02T00:00:00" period="3"> <!-- Valid from 2015-10-01T18:00:00 to 2015-10-02T00:00:00 --> <symbol number="2" numberEx="2" name="Fair" var="mf/02n.60" /> <precipitation value="0" /> <!-- Valid at 2015-10-01T18:00:00 --> <windDirection deg="270.6" code="W" name="West" /> <windSpeed mps="1.0" name="Light air" /> <temperature unit="celsius" value="16" /> <pressure unit="hPa" value="1023.2" /> </time> <time from="2015-10-02T02:00:00" to="2015-10-02T08:00:00" period="0"> <!-- Valid from 2015-10-02T02:00:00 to 2015-10-02T08:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-02T02:00:00 --> <windDirection deg="143.5" code="SE" name="Southeast" /> <windSpeed mps="0.4" name="Light air" /> <temperature unit="celsius" value="7" /> <pressure unit="hPa" value="1020.1" /> </time> <time from="2015-10-02T08:00:00" to="2015-10-02T14:00:00" period="1"> <!-- Valid from 2015-10-02T08:00:00 to 2015-10-02T14:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-10-02T08:00:00 --> <windDirection deg="288.8" code="WNW" name="West-northwest" /> <windSpeed mps="1.7" name="Light breeze" /> <temperature unit="celsius" value="9" /> <pressure unit="hPa" value="1018.2" /> </time> <time from="2015-10-02T14:00:00" to="2015-10-02T20:00:00" period="2"> <!-- Valid from 2015-10-02T14:00:00 to 2015-10-02T20:00:00 --> <symbol number="1" numberEx="1" name="Clear sky" var="01d" /> <precipitation value="0" /> <!-- Valid at 2015-10-02T14:00:00 --> <windDirection deg="234.6" code="SW" name="Southwest" /> <windSpeed mps="1.6" name="Light breeze" /> <temperature unit="celsius" value="16" /> <pressure unit="hPa" value="1018.2" /> </time> <time from="2015-10-02T20:00:00" to="2015-10-03T02:00:00" period="3"> <!-- Valid from 2015-10-02T20:00:00 to 2015-10-03T02:00:00 --> <symbol number="1" numberEx="1" name="Clear sky" var="mf/01n.63" /> <precipitation value="0" /> <!-- Valid at 2015-10-02T20:00:00 --> <windDirection deg="231.8" code="SW" name="Southwest" /> <windSpeed mps="1.7" name="Light breeze" /> <temperature unit="celsius" value="13" /> <pressure unit="hPa" value="1017.4" /> </time> <time from="2015-10-03T02:00:00" to="2015-10-03T08:00:00" period="0"> <!-- Valid from 2015-10-03T02:00:00 to 2015-10-03T08:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="mf/03n.66" /> <precipitation value="0" /> <!-- Valid at 2015-10-03T02:00:00 --> <windDirection deg="336.2" code="NNW" name="North-northwest" /> <windSpeed mps="1.6" name="Light breeze" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1018.5" /> </time> <time from="2015-10-03T08:00:00" to="2015-10-03T14:00:00" period="1"> <!-- Valid from 2015-10-03T08:00:00 to 2015-10-03T14:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-10-03T08:00:00 --> <windDirection deg="332.3" code="NNW" name="North-northwest" /> <windSpeed mps="1.5" name="Light air" /> <temperature unit="celsius" value="8" /> <pressure unit="hPa" value="1019.1" /> </time> <time from="2015-10-03T14:00:00" to="2015-10-03T20:00:00" period="2"> <!-- Valid from 2015-10-03T14:00:00 to 2015-10-03T20:00:00 --> <symbol number="3" numberEx="3" name="Partly cloudy" var="03d" /> <precipitation value="0" /> <!-- Valid at 2015-10-03T14:00:00 --> <windDirection deg="26.6" code="NNE" name="North-northeast" /> <windSpeed mps="1.2" name="Light air" /> <temperature unit="celsius" value="13" /> <pressure unit="hPa" value="1019.9" /> </time> <time from="2015-10-03T20:00:00" to="2015-10-04T02:00:00" period="3"> <!-- Valid from 2015-10-03T20:00:00 to 2015-10-04T02:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-03T20:00:00 --> <windDirection deg="153.9" code="SSE" name="South-southeast" /> <windSpeed mps="1.5" name="Light air" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1019.4" /> </time> <time from="2015-10-04T02:00:00" to="2015-10-04T08:00:00" period="0"> <!-- Valid from 2015-10-04T02:00:00 to 2015-10-04T08:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-04T02:00:00 --> <windDirection deg="115.6" code="ESE" name="East-southeast" /> <windSpeed mps="1.5" name="Light air" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1019.1" /> </time> <time from="2015-10-04T08:00:00" to="2015-10-04T14:00:00" period="1"> <!-- Valid from 2015-10-04T08:00:00 to 2015-10-04T14:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-04T08:00:00 --> <windDirection deg="163.6" code="SSE" name="South-southeast" /> <windSpeed mps="1.2" name="Light air" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1017.7" /> </time> <time from="2015-10-04T14:00:00" to="2015-10-04T20:00:00" period="2"> <!-- Valid from 2015-10-04T14:00:00 to 2015-10-04T20:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-04T14:00:00 --> <windDirection deg="163.7" code="SSE" name="South-southeast" /> <windSpeed mps="1.1" name="Light air" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1017.7" /> </time> <time from="2015-10-04T20:00:00" to="2015-10-05T02:00:00" period="3"> <!-- Valid from 2015-10-04T20:00:00 to 2015-10-05T02:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-04T20:00:00 --> <windDirection deg="351.4" code="N" name="North" /> <windSpeed mps="1.2" name="Light air" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1016.5" /> </time> <time from="2015-10-05T02:00:00" to="2015-10-05T08:00:00" period="0"> <!-- Valid from 2015-10-05T02:00:00 to 2015-10-05T08:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-05T02:00:00 --> <windDirection deg="174.1" code="S" name="South" /> <windSpeed mps="1.2" name="Light air" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1016.0" /> </time> <time from="2015-10-05T08:00:00" to="2015-10-05T14:00:00" period="1"> <!-- Valid from 2015-10-05T08:00:00 to 2015-10-05T14:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-05T08:00:00 --> <windDirection deg="225.4" code="SW" name="Southwest" /> <windSpeed mps="1.2" name="Light air" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1015.1" /> </time> <time from="2015-10-05T14:00:00" to="2015-10-05T20:00:00" period="2"> <!-- Valid from 2015-10-05T14:00:00 to 2015-10-05T20:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-05T14:00:00 --> <windDirection deg="66.5" code="ENE" name="East-northeast" /> <windSpeed mps="1.8" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1015.2" /> </time> <time from="2015-10-05T20:00:00" to="2015-10-06T02:00:00" period="3"> <!-- Valid from 2015-10-05T20:00:00 to 2015-10-06T02:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-05T20:00:00 --> <windDirection deg="124.9" code="SE" name="Southeast" /> <windSpeed mps="1.4" name="Light air" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1014.4" /> </time> <time from="2015-10-06T02:00:00" to="2015-10-06T08:00:00" period="0"> <!-- Valid from 2015-10-06T02:00:00 to 2015-10-06T08:00:00 --> <symbol number="9" numberEx="9" name="Rain" var="09" /> <precipitation value="2.4" /> <!-- Valid at 2015-10-06T02:00:00 --> <windDirection deg="61.0" code="ENE" name="East-northeast" /> <windSpeed mps="2.3" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1010.5" /> </time> <time from="2015-10-06T08:00:00" to="2015-10-06T14:00:00" period="1"> <!-- Valid from 2015-10-06T08:00:00 to 2015-10-06T14:00:00 --> <symbol number="9" numberEx="9" name="Rain" var="09" /> <precipitation value="2.8" /> <!-- Valid at 2015-10-06T08:00:00 --> <windDirection deg="77.9" code="ENE" name="East-northeast" /> <windSpeed mps="2.4" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1004.4" /> </time> <time from="2015-10-06T14:00:00" to="2015-10-06T20:00:00" period="2"> <!-- Valid from 2015-10-06T14:00:00 to 2015-10-06T20:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-06T14:00:00 --> <windDirection deg="103.5" code="ESE" name="East-southeast" /> <windSpeed mps="2.6" name="Light breeze" /> <temperature unit="celsius" value="12" /> <pressure unit="hPa" value="1014.0" /> </time> <time from="2015-10-06T20:00:00" to="2015-10-07T02:00:00" period="3"> <!-- Valid from 2015-10-06T20:00:00 to 2015-10-07T02:00:00 --> <symbol number="9" numberEx="9" name="Rain" var="09" /> <precipitation value="2.4" /> <!-- Valid at 2015-10-06T20:00:00 --> <windDirection deg="169.5" code="S" name="South" /> <windSpeed mps="3.5" name="Gentle breeze" /> <temperature unit="celsius" value="12" /> <pressure unit="hPa" value="1009.2" /> </time> <time from="2015-10-07T02:00:00" to="2015-10-07T08:00:00" period="0"> <!-- Valid from 2015-10-07T02:00:00 to 2015-10-07T08:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-07T02:00:00 --> <windDirection deg="87.2" code="E" name="East" /> <windSpeed mps="1.8" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1015.2" /> </time> <time from="2015-10-07T08:00:00" to="2015-10-07T14:00:00" period="1"> <!-- Valid from 2015-10-07T08:00:00 to 2015-10-07T14:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-07T08:00:00 --> <windDirection deg="85.0" code="E" name="East" /> <windSpeed mps="1.7" name="Light breeze" /> <temperature unit="celsius" value="10" /> <pressure unit="hPa" value="1014.6" /> </time> <time from="2015-10-07T14:00:00" to="2015-10-07T20:00:00" period="2"> <!-- Valid from 2015-10-07T14:00:00 to 2015-10-07T20:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-07T14:00:00 --> <windDirection deg="302.4" code="WNW" name="West-northwest" /> <windSpeed mps="2.3" name="Light breeze" /> <temperature unit="celsius" value="12" /> <pressure unit="hPa" value="1016.6" /> </time> <time from="2015-10-07T20:00:00" to="2015-10-08T02:00:00" period="3"> <!-- Valid from 2015-10-07T20:00:00 to 2015-10-08T02:00:00 --> <symbol number="9" numberEx="9" name="Rain" var="09" /> <precipitation value="2.1" /> <!-- Valid at 2015-10-07T20:00:00 --> <windDirection deg="111.2" code="ESE" name="East-southeast" /> <windSpeed mps="3.0" name="Light breeze" /> <temperature unit="celsius" value="12" /> <pressure unit="hPa" value="1009.5" /> </time> <time from="2015-10-08T02:00:00" to="2015-10-08T08:00:00" period="0"> <!-- Valid from 2015-10-08T02:00:00 to 2015-10-08T08:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-08T02:00:00 --> <windDirection deg="283.1" code="WNW" name="West-northwest" /> <windSpeed mps="1.7" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1012.4" /> </time> <time from="2015-10-08T08:00:00" to="2015-10-08T14:00:00" period="1"> <!-- Valid from 2015-10-08T08:00:00 to 2015-10-08T14:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-08T08:00:00 --> <windDirection deg="4.6" code="N" name="North" /> <windSpeed mps="1.8" name="Light breeze" /> <temperature unit="celsius" value="11" /> <pressure unit="hPa" value="1014.3" /> </time> <time from="2015-10-08T14:00:00" to="2015-10-08T20:00:00" period="2"> <!-- Valid from 2015-10-08T14:00:00 to 2015-10-08T20:00:00 --> <symbol number="4" numberEx="4" name="Cloudy" var="04" /> <precipitation value="0" /> <!-- Valid at 2015-10-08T14:00:00 --> <windDirection deg="150.2" code="SSE" name="South-southeast" /> <windSpeed mps="2.3" name="Light breeze" /> <temperature unit="celsius" value="12" /> <pressure unit="hPa" value="1017.7" /> </time> </tabular> </forecast> <observations> <weatherstation stno="19710" sttype="eklima" name="Asker (Sem)" distance="8384" lat="59.85620" lon="10.43450" source="Meteorologisk Institutt"> <temperature unit="celsius" value="16.2" time="2015-09-29T14:00:00Z" /> </weatherstation> <weatherstation stno="18815" sttype="eklima" name="Bygdøy" distance="11865" lat="59.90500" lon="10.68280" source="Meteorologisk Institutt"> <temperature unit="celsius" value="16.7" time="2015-09-29T14:00:00Z" /> </weatherstation> <weatherstation stno="18950" sttype="eklima" name="Tryvannshøgda" distance="12467" lat="59.98470" lon="10.66930" source="Meteorologisk Institutt"> <temperature unit="celsius" value="12.5" time="2015-09-29T14:00:00Z" /> <windDirection deg="186.0" code="S" name="South" time="2015-09-29T14:00:00Z" /> <windSpeed mps="4.0" name="Gentle breeze" time="2015-09-29T14:00:00Z" /> </weatherstation> </observations> </weatherdata> """# let stringRange = NSRange(location: 0, length: testString.utf16.count) let matches = regex.matches(in: testString, range: stringRange) var result: [[String]] = [] for match in matches { var groups: [String] = [] for rangeIndex in 1 ..< match.numberOfRanges { let nsRange = match.range(at: rangeIndex) guard !NSEqualRanges(nsRange, NSMakeRange(NSNotFound, 0)) else { continue } let string = (testString as NSString).substring(with: nsRange) groups.append(string) } if !groups.isEmpty { result.append(groups) } } 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