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

# If you'd like to omit non-matching lines from the result; add ';d' to the end of the expression. sed -E 's/((?:"group1"|\G(?!^))(?:(?!"group2"|"variable").)*"variable":)\d*/${1}10/gm;t' <<< "{\"mastercont\":{\"subcont\":368,\"whatever\":236,\"anothergroup\":{\"ItemsG1\":[\"cf8013791a1948e9ad7ec913353cf108\",\"7093f33afa794316af1a6e43d3e3e42f\",\"38670584b898415e9e2e3b2dee39610c\",\"d4d17e6a40ee4b4187a421ac230b6bb0\",\"053c112d38384fa6bff09c01fa48f10d\"],\"items\":[{\"id\":\"14cec419535e449e9d367cb89dfe9b45\",\"Template\":\"4fdf0640c1094f6cad1d37c332d01180\",\"var3\":10,\"var2\":3035385,\"prop\":{\"group1\":[{\"id\":\"e4d9f3206a0d4dd3947a9ab887e2a866\",\"variable\":8},{\"id\":\"33f866a5f2f546afac13fa5f02bedfbf\",\"variable\":8}]}},{\"id\":\"a5c48bf889cd4a609ef32582c034a137\",\"Template\":\"023bbfbbd15646ce8eb92cad079142fd\",\"var3\":10,\"var2\":2627635,\"prop\":{\"group1\":[{\"id\":\"b4de8d1bd8a145758517c1e5800a7525\",\"variable\":5}]}},{\"id\":\"4266dd790972412b8202506f82f07bce\",\"Template\":\"d501df0303664ee798085626d1b5f58a\",\"var3\":10,\"var2\":2687981,\"prop\":{\"group1\":[{\"id\":\"c40ed85187774d09b1690223dae8f67d\",\"variable\":7},{\"id\":\"1674a05b355a4c0199947a28e2654d4c\",\"variable\":7},{\"id\":\"bf107d7d87774411b07a56819a58a709\",\"variable\":7}]}},{\"id\":\"8d9215eb57bd4a9c97c97042602f7385\",\"Template\":\"0e24274c1f9f4a75b72459237776a6f5\",\"var3\":10,\"var2\":2776081,\"prop\":{\"group1\":[{\"id\":\"464bedb7a63143b6a2dff65f089d39da\",\"variable\":7}]}},{\"id\":\"d461eb38afc445b4be85c8fd9ca4b61e\",\"Template\":\"12ab90763c034e628f89f36fbe08bd0c\",\"var3\":10,\"var2\":3991635,\"prop\":{\"group1\":[{\"id\":\"848e02b432ae4e1b809c83bca039542a\",\"variable\":10}]}}]},\"loadout\":{\"equippedItems\":{\"48021ab1a1a6487b80a4ca472a4d0c77\":{\"id\":\"cf8013791a1948e9ad7ec913353cf108\",\"Template\":\"4535a4bf490a46d5b49ca9bc0cc81fe6\",\"var3\":10,\"var2\":287004,\"prop\":{\"group1\":[{\"id\":\"e4d9f3206a0d4dd3947a9ab887e2a866\",\"variable\":10},{\"id\":\"c02cf3392c634456bdd1f4ad1e25bf3f\",\"variable\":10},{\"id\":\"e8e0bb2627514cacbd20effdec8dea4d\",\"variable\":10}]},\"slot\":\"48021ab1a1a6487b80a4ca472a4d0c77\"},\"36d141e47783466c95656f90f09de428\":{\"id\":\"f68adc253dff47f586ba5229b8ddfe81\",\"Template\":\"1ca7737c1eef462ab85d922dfb5eb5b6\",\"grade\":3,\"prop\":{\"group1\":[{\"id\":\"80980773a3884f719ba5ac69a7e307be\",\"variable\":9},{\"id\":\"2e56b62015ce4db29eef2faf139f6185\",\"variable\":9},{\"id\":\"0717438e41e04414913ca089a60666c0\",\"variable\":9}],\"group2\":[{\"id\":\"ff35b37f7bc3455f81d73a2b60417ab5\",\"variable\":1},{\"id\":\"2fc557411c8946cd85e2a8a27f6cea38\",\"variable\":1},{\"id\":\"7ed4d49b50534a5dbbacb32a96871a85\",\"variable\":1}]},\"slot\":\"36d141e47783466c95656f90f09de428\"},\"417e79dec81042f88273f9759df6ae25\":{\"id\":\"d4d17e6a40ee4b4187a421ac230b6bb0\",\"Template\":\"9094f0d120c84013ab3877177a009a78\",\"var3\":10,\"var2\":4109,\"prop\":{\"group1\":[{\"id\":\"c40ed85187774d09b1690223dae8f67d\",\"variable\":7}]},\"slot\":\"417e79dec81042f88273f9759df6ae25\"},\"897a600c91d64449af09173da88a907e\":{\"id\":\"053c112d38384fa6bff09c01fa48f10d\",\"Template\":\"c74b89cb19cc45299c7eec6b53bcac17\",\"var3\":10,\"var2\":326029,\"prop\":{\"group1\":[{\"id\":\"e4d9f3206a0d4dd3947a9ab887e2a866\",\"variable\":10}]},\"slot\":\"897a600c91d64449af09173da88a907e\"},\"862605dec67f4bceb5274e5fb6f25162\":{\"id\":\"21e4c1490f0c4c7bbe3b012a51823712\",\"Template\":\"875aa16e9d2646a0934e6ba5b2a5299f\",\"var3\":10,\"var2\":5044607,\"prop\":{\"group1\":[{\"id\":\"b64fa9d44f134bb4912916df08e84757\",\"variable\":10},{\"id\":\"a869f868c23f45bb9159d62b42236a4a\",\"variable\":10}]},\"slot\":\"862605dec67f4bceb5274e5fb6f25162\"},\"e273a4d7fb874f7e8f1e398be59afbcb\":{\"id\":\"7093f33afa794316af1a6e43d3e3e42f\",\"Template\":\"b73fa9abfdd049a08b16de3b8a8961fd\",\"var3\":10,\"var2\":287004,\"prop\":{\"group1\":[{\"id\":\"e4d9f3206a0d4dd3947a9ab887e2a866\",\"variable\":10},{\"id\":\"c02cf3392c634456bdd1f4ad1e25bf3f\",\"variable\":10}]},\"slot\":\"e273a4d7fb874f7e8f1e398be59afbcb\"},\"58b6d1212e234fa4b892c92ae2e2c4c5\":{\"id\":\"38670584b898415e9e2e3b2dee39610c\",\"Template\":\"67b78223916e440b8ec6fc14b83e1150\",\"var3\":10,\"var2\":417904,\"prop\":{\"group1\":[{\"id\":\"626121b7708d455fb32f38e5b68bb80c\",\"variable\":9}]},\"slot\":\"58b6d1212e234fa4b892c92ae2e2c4c5\"},\"959c1931bf85458792ec8ecaa58b06d5\":{\"id\":\"8019f35c15744377ab99eb0b2ad87ec0\",\"Template\":\"d408a9123a4f4b2abf4da55b78910f08\",\"grade\":5,\"prop\":{\"group1\":[{\"id\":\"626121b7708d455fb32f38e5b68bb80c\",\"variable\":3},{\"id\":\"8fd72d413e824865b49eb576b8384aa9\",\"variable\":3}],\"group2\":[{\"id\":\"f17be1d91c1e451085143d108b92220f\",\"variable\":2},{\"id\":\"0eec28838bc14fdda9398292b545e35d\",\"variable\":2},{\"id\":\"d17491225ada4017918d990fc7717481\",\"variable\":1}]},\"slot\":\"959c1931bf85458792ec8ecaa58b06d5\"},\"0d8f2023470141e88bd592381d787456\":{\"id\":\"c4fe7d61a70642afb4bd62b28add56cb\",\"Template\":\"d408a9123a4f4b2abf4da55b78910f08\",\"grade\":3,\"prop\":{\"group1\":[{\"id\":\"626121b7708d455fb32f38e5b68bb80c\",\"variable\":7},{\"id\":\"262ece9bbd654876b6985926ca4422be\",\"variable\":7}],\"group2\":[{\"id\":\"8e9928a847934e15ae2491c41aebad9c\",\"variable\":1},{\"id\":\"6d4e443734484a6198e812a7e6850c8c\",\"variable\":1},{\"id\":\"6bc195682f764c0e8482dee16629dc5b\",\"variable\":1}]},\"slot\":\"0d8f2023470141e88bd592381d787456\"}}}}} "

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 SED, please visit: https://www.gnu.org/software/sed/manual/html_node/The-_0022s_0022-Command.html