Pattern
/\b[a-f0-9]{24}\b/Sample text
507f1f77bcf86cd799439011 not-an-oid 123Test this pattern in the editor
MongoDB ObjectId
24 hex characters used as document ids.
Related patterns
UUID
Standard 8-4-4-4-12 hex UUID layout.
UUID v4
Stricter UUID version 4 with variant bits.
Percentages
Integer or decimal percentage values.
Quoted CSV fields
Capture double-quoted CSV fields.
Query parameters
Extract key=value pairs from a query string.
Semantic versions
MAJOR.MINOR.PATCH with optional pre-release.