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Re: Replace, ReplaceAll and If time performace comparition

• To: mathgroup at smc.vnet.net
• Subject: [mg127071] Re: Replace, ReplaceAll and If time performace comparition
• From: awnl <awnl at gmx-topmail.de>
• Date: Thu, 28 Jun 2012 04:02:22 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <201206240826.EAA08423@smc.vnet.net> <201206250801.EAA15438@smc.vnet.net> <jseetb$i34$1@smc.vnet.net>

Hi,

> Can anyone top the result?

contradicting to my announcement, I tried anyway and found this to be 
considerably faster on my machine:

cf3 = Compile[{{list, _Integer, 1}},
  Map[If[# > 0, #, 0] &, list],
  CompilationTarget -> "C"
]

hth,

albert

• Follow-Ups:
  • Re: Replace, ReplaceAll and If time performace comparition
    • From: Christoph Lhotka <christoph.lhotka@fundp.ac.be>

• References:
  • Replace, ReplaceAll and If time performace comparition
    • From: Murta <rodrigomurtax@gmail.com>
  • Re: Replace, ReplaceAll and If time performace comparition
    • From: Andrzej Kozlowski <akozlowski@gmail.com>