<function name="IsWorld" parent="Entity" type="classfunc"> <description>Returns if this entity is the map entity `Entity[0] worldspawn`.</description> <realm>Shared</realm> <rets> <ret name="" type="boolean">Whether this entity is the world entity.</ret> </rets> </function> <example> <description>Stool boilerplate for the ignite tool</description> <code> function TOOL:LeftClick( trace ) local ent = trace.Entity if not IsValid( ent:IsValid() ) or ent:IsPlayer() or ent:IsWorld() then if not IsValid( ent ) or ent:IsPlayer() or ent:IsWorld() then return false end ... end </code> <output>LeftClick will not run for no ent, invalid ents, players, or worldspawn.</output> </example>