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
  • 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

/
/
si

Test String

Code Generator

Language

Generated Code

$re = '/name\s+?z155e4d1dde106c_point_test.+?(?<!meta)data\s*".+?from\s+([^\s]+?)"/si'; $str = 'MAP CONFIG "MS_ERRORFILE" "/srv/mapservices/mapfiles/tmp/155e4d1dde106c.log" DEBUG 5 IMAGETYPE PNG SIZE 1600 800 STATUS ON WEB METADATA "wms_title" "Generated_Mapfile" "wms_onlineresource" "http://142.207.151.5/cgi-bin/mapserv?map=/srv/portal/www/Mapservices/mapfiles/TSAZones.map&version=1.0.0&service=wms" "wms_srs" "EPSG:3005 EPSG:4269 EPSG:3857" "wms_enable_request" "*" "wms_feature_info_mime_type" "text/html" END QUERYFORMAT text/html END PROJECTION "init=epsg:3005" END OUTPUTFORMAT NAME png DRIVER AGG/PNG MIMETYPE "image/png" IMAGEMODE RGBA EXTENSION "png" FORMATOPTION "GAMMA=0.75" TRANSPARENT ON END LAYER DEBUG 5 NAME z155e4d1dde106c_point_test DUMP TRUE TEMPLATE "querytemplate.html" PROJECTION "init=epsg:3005" END METADATA "wms_srs" "EPSG:3005" "title" "TSA Zones" "wms_title" "TSA Zones" "wms_include_items" "all" "gml_include_items" "all" END TYPE POINT CONNECTIONTYPE POSTGIS CONNECTION "host=127.0.0.1 dbname=stewardship user=portal_readwrite password=portal_readwrite" DATA "wkb_geometry from z155e4d1dde106c_point_test" CLASS STYLE COLOR 59 189 57 OUTLINECOLOR 147 155 48 OPACITY 100 END END END LAYER DEBUG 5 NAME z155e4d1dde106c_poly_test1 DUMP TRUE TEMPLATE "querytemplate.html" PROJECTION "init=epsg:3005" END METADATA "wms_srs" "EPSG:3005" "title" "TSA Zones" "wms_title" "TSA Zones" "wms_include_items" "all" "gml_include_items" "all" END TYPE POLYGON CONNECTIONTYPE POSTGIS CONNECTION "host=127.0.0.1 dbname=stewardship user=portal_readwrite password=portal_readwrite" DATA "wkb_geometry from z155e4d1dde106c_poly_test1" CLASS STYLE COLOR 121 71 143 OUTLINECOLOR 96 133 94 OPACITY 100 END END END END'; preg_match($re, $str, $matches, PREG_OFFSET_CAPTURE, 0); // Print the entire match result var_dump($matches);

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 PHP, please visit: http://php.net/manual/en/ref.pcre.php