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FUNCTIONS / GEOMETRIC FUNCTIONS AND OPERATORS

isopen

Read PG 18 manual ↗

Is path open?

Signatures & examples

isopen ( path ) → boolean
Is path open?
isopen(path '[(0,0),(1,1),(2,0)]') → t
Version history 1
  1. PG 12 → 13changed

Definition snapshot: 2026-09-14T13:14:25.684213+00:00@99e6866c · English manual source