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Function

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  • Substitution
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  • Unit Tests (24)
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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

Generated Code

import java.util.regex.Matcher; import java.util.regex.Pattern; public class Example { public static void main(String[] args) { final String regex = "(?<!\\d|-|\\/|to|\\$)(?<!\\$(\\d)\\.)([1-9][0-9]{0,2}(\\.\\d{0,2})?\\s?)(lbs|lb|LBS|LB|KG|kg|G|g|L|l+)(?!\\d|\\w)"; final String string = "10lb Potato bag\n" + "Apples Gld Delicious 3lb\n" + "Grandfer Rocha Pear2.5lbs\n" + "CHIN.MAND.5LB\n" + "Batata Veg (10LB)\n" + "SIG 170LB99 Legging SzB 1ea\n" + "ARJO CDA1450035 SupBlk 400LB1ea\n" + "AHC EB205L \n" + "DRI 10220-1 Bariatric500lb 1 ea\n" + "TILDA SONA MASOORI 20 LBS\n" + "OVAL ROASTER 9 - 12 LBS\n" + "ORGANIC TRIPACK FRUIT 1.2 KG\n" + "KGF5KT2404 PEPLUM T, PURPLE\n" + "AIR 1773LB-XL 15-20 KnXL 1ea\n" + "PLUM BAG 1KG US\n" + "NEXT XTRA 100G\n" + "SUDOCREM 60G\n" + "EGGPLANT GRILLED IN OIL (3KG)\n" + "CORONATION GRAPE 2L CA\n" + "MEAT DEAL $11.00 KG\n" + "LIVE LOBSTER- 2.00-3.00 LB-MSC\n" + "PC MAGIC GROW 20-20-20 3.55KG\n" + "KGF7W3409 KGVELCROWB,GREY\n" + "TZATZIKI 500G\n" + "2+1 LEAD MIX"; final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE); final Matcher matcher = pattern.matcher(string); while (matcher.find()) { System.out.println("Full match: " + matcher.group(0)); for (int i = 1; i <= matcher.groupCount(); i++) { System.out.println("Group " + i + ": " + matcher.group(i)); } } } }

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 Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html