Regular Expressions 101

Pro

\ban ASCII word boundary

Group 1((?<!WFW\.|\[WFW\]\.\[)[A-Z_]+_V01)

Negative Lookbehind(?<!WFW\.|\[WFW\]\.\[)

1st AlternativeWFW\.

WFWthe literal text WFW (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative\[WFW\]\.\[

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

WFWthe literal text WFW (case sensitive)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Character Class[A-Z_]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

_V01the literal text _V01 (case sensitive)

\ban ASCII word boundary

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

\b((?<!WFW\.|\[WFW\]\.\[)[A-Z_]+_V01)\b

New

// YES
WFTDOC_TASK_DOCUMENT_V01
WFTASK_TASK_V01

// NO
[WFW].[WFLOW_WORKFLOW_V01]
WFW.WFTASK_TASK_V01
Workflow_DEV.WFW.WFTDOC_TASK_DOCUMENT_V01
WORKER_TOKEN_NR

Substitution

// YES
WFTDOC_TASK_DOCUMENT_V01
WFTASK_TASK_V01

// NO
[WFW].[WFLOW_WORKFLOW_V01]
WFW.WFTASK_TASK_V01
Workflow_DEV.WFW.WFTDOC_TASK_DOCUMENT_V01
WORKER_TOKEN_NR