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perlã¨timeã«é–¢ã™ã‚‹issmã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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Time::Piece - æ—¥ä»˜ãƒ»æ™‚åˆ»ã‚’æ‰±ã†æ–°ã—ã„æ–¹æ³• - Perlå…¥é–€ã‚¼ãƒŸ
Perl â€º ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ« â€º here Perlã®5.10ã‹ã‚‰Time::Pieceã¨å‘¼ã°ã‚Œã‚‹æ™‚åˆ»ã‚’ä¾¿åˆ©ã«æ‰±ã†ãŸã‚ã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒæ¨™æº–ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã«åŠ ã‚ã‚Šã¾ã—ãŸã€‚Perlã®5.10ä»¥ä¸Šã‚’ä½¿ç”¨ã—ã¦ã„ã‚‹å ´åˆã¯Time::Pieceãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’æ—¥ä»˜ã¨æ™‚åˆ»ã‚’æ‰±ã„ãŸã„å ´åˆã«åˆ©ç”¨ã™ã‚‹ã¨ä¾¿åˆ©ã§ã™ã€‚ å¾“æ¥ã®Perlã§ã¯æ—¥ä»˜ã‚„æ™‚åˆ»ã‚’ç›´æ„Ÿçš„ã«æ‰±ã†æ‰‹æ®µãŒæ¨™æº–ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã«ã¯ã‚ã‚Šã¾ã›ã‚“ã§ã—ãŸã€‚æ—¥ä»˜ã‚„æ™‚åˆ»ã‚’æ‰±ã†ãŸã‚ã«ã¯å°‘ã—é¢å€’ãªä½œæ¥ãŒå¿…è¦ã§ã—ãŸã€‚Time::Pieceã¯æ—¥ä»˜ã¨æ™‚åˆ»ã®ç›´æ„Ÿçš„ãªæ“ä½œã‚’æä¾›ã—ã¾ã™ã€‚ã¾ãŸæ—¥ä»˜ãƒ»æ™‚åˆ»ã®æ›¸å¼åŒ–ã®æ©Ÿèƒ½ã‚„è§£æžã™ã‚‹æ©Ÿèƒ½ã‚‚å‚™ãˆã¾ã™ã€‚ Perlã«ã¯å®Ÿè³ªçš„ã«æ—¥ä»˜ã‚’æ‰±ã†ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®ã‚¹ã‚¿ãƒ³ãƒ€ãƒ¼ãƒ‰ã¨ã„ãˆã‚‹DateTimeã¨ã„ã†ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒã‚ã‚Šã¾ã™ã€‚ãŸã ã—ã“ã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã¯æ¨™æº–ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã§ã¯ãªãCPANã‹ã‚‰ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ã¾ãŸå·¨å¤§ãªãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã§ã™ã®ã§ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’èªã¿è¾¼ã‚€æ™‚é–“ãŒéžå¸¸ã«ã‹ã‹ã‚Šã¾ã™
issm 2011/01/13
perl

cpan

time-piece

time
ãƒªãƒ³ã‚¯
oinume journal
å¤§è¦æ¨¡ãªã‚³ãƒ¼ãƒ‰ãƒ™ãƒ¼ã‚¹ã§ãƒªãƒ•ã‚¡ã‚¯ã‚¿ãƒªãƒ³ã‚°ã‚’çœã‚¨ãƒåŒ–ã™ã‚‹ãŸã‚ã«codemodã‚’æœ€è¿‘èª¿ã¹ã¦ã„ã¦ã€è»½ãè©¦è¡ŒéŒ¯èª¤ã—ãŸã®ã§ãã®ãƒ¡ãƒ¢ã€‚ ã‚„ã‚ŠãŸã„ã“ã¨ ä¾‹ãˆã°ä»¥ä¸‹ã®ã‚ˆã†ãªTable Driven Testãªã‚³ãƒ¼ãƒ‰ã‚’BEFOREã‹ã‚‰AFTERã«æ›¸ãæ›ãˆãŸã„ã€‚ã‚³ãƒ¼ãƒ‰é‡ãŒå¤šã„ãŸã‚äººé–“ãŒã‚„ã‚‹ã®ã¯ç¾å®Ÿçš„ã§ã¯ãªãã€codemodã§æ©Ÿæ¢°çš„ã«æ›¸ãæ›ãˆãŸã„ã€‚ BEFORE package main import ( "slices" "testing" ) func TestContains(t *testing.T) { type args struct { ss []string s string } tests := []struct { name string args args want bool }{ { name: "empty: false", args: args{[]string{}, ""}, wan
issm 2011/01/13
perl

cpan

time-piece

time

performance

comparison
ãƒªãƒ³ã‚¯
ãŠã•ã‹ãªãƒ©ãƒœ - Time::HiResã§ã®ç¤¼å„€æ£ã—ã„çµŒéŽæ™‚é–“è¨ˆæ¸¬æ³•
ã¾ã‚ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«é€šã‚Šãªã‚“ã§ã™ãŒã€‚ use Time::HiRes (qw/time gettimeofday tv_interval/); ã¾ã¡ãŒã„ $time = time; # do something $elapse = time - $time; æ£ã—ã„ $time = [ gettimeofday ]; # do something $elapse = tv_interval $time; # 2ã¤ã®ãƒã‚¤ãƒ³ãƒˆé–“ã‚’è¨ˆã‚ŠãŸã„å ´åˆã¯ç¬¬äºŒå¼•æ•°ã«ã‚‚å‚ç…§ã‚’æ¸¡ã™ ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ã‚ˆã‚Šã€‚ time - NOTE 1: This higher resolution timer can return values either less or more than the core time(), depending on whether your platform rounds the higher res
issm 2010/10/12
perl

time-hires

time
ãƒªãƒ³ã‚¯
ã«ã²ã‚Šãšã‚€::ã—ã‚“ã·ã‚‹ - çµæ§‹æ£ç¢ºãªçµŒéŽæ™‚é–“ã®è¨ˆæ¸¬
ã‚ã‚‹å‡¦ç†ãŒçµ‚ã‚ã‚‹ã¾ã§ã®æ™‚é–“ã‚’æ¸¬ã‚ŠãŸã„ãªãƒ¼ã£ã¦ã“ã¨ãŒã‚ã‚‹ã¨æ€ã„ã¾ã™ã€‚ ãã†ã„ã†æ™‚ã¯ä»¥ä¸‹ã®ã‚ˆã†ã«Time::HiRes::Time()ã‚’ä½¿ã† use strict; use warnings; use Time::HiRes qw(time); my $start = time; # è¨ˆæ¸¬ã—ãŸã„å‡¦ç† print $start - time; ã®ã§ã¯ãªãã€Time::HiRes::getimeofdayã¨Time::HiRes::tv_intervalã‚’ä½¿ã£ãŸæ–¹ãŒã‚ˆã‚Šæ£ç¢ºã¿ãŸã„ã§ã™ãï¼ use strict; use warnings; use Time::HiRes qw(gettimeofday tv_interval); my $start = [gettimeofday]; # è¨ˆæ¸¬ã—ãŸã„å‡¦ç† printf "%.6f", tv_interval $start, [gettimeofda
issm 2009/12/07
perl

time

time-hires
ãƒªãƒ³ã‚¯
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perlã¨timeã«é–¢ã™ã‚‹issmã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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