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English

flight number

identifier for a specific flight

Data type

String

Statements

([A-Z]{2,3}|[A-Z][0-9]|[0-9][A-Z])\d{1,4}[A-Z]?
2-3 letters, or 1 letter and 1 number in either order, 1-4 digits, 0 or 1 letters (English)
0 references

Constraints

([A-Z]{2,3}|[A-Z][0-9]|[0-9][A-Z])\d{1,4}[A-Z]?
2-3 letters, or 1 letter and 1 number in either order, 1-4 digits, 0 or 1 letters (English)
0 references