Modern Map Remove

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Remove

Removes a key and its value; returns true if the key was there.

Syntax

Remove( k ) as boolean

Examples

#import "std/containers"
using containers

dim ages as Map( of ustring, integer )
ages.Put( "ada", 36 )
ages.Put( "grace", 45 )

print ages.Remove( "ada" )       '' true -- something was removed
print ages.Remove( "ada" )       '' false -- already gone
print ages.Count                 '' 1

'' The slot becomes a TOMBSTONE rather than empty, so a probe chain
'' through it still finds what lies beyond

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Library: Map
Category: Map
Documented under: Members