@ISAã¨ã¯[Perl] @ISAã¯packageãŒå±žã™ã‚‹ï¼ˆç¶™æ‰¿ã™ã‚‹ï¼‰ã‚¯ãƒ©ã‚¹ã‚’指定ã™ã‚‹ãŸã‚ã«ä½¿ç”¨ã•ã‚Œã¾ã™ã€‚ 以下ã®ä¾‹ã§ã¯CowãŒAnimalã§ã‚ã‚‹ã“ã¨ã‚’指ã—ã¦ã„ã¾ã™ã€‚Cow->speakã¨ã—ãŸéš›ã€Cow::speakã¯å˜åœ¨ã—ãªã„ãŸã‚ã€ãã®è¦ªã§ã‚ã‚‹Animal::speakを辿ã£ã¦ã„ãã€a Cow goes mooo!ã¨å‡ºåŠ›ã•ã‚Œã¾ã™ã€‚Cow IS A(n) Animalã ã‹ã‚‰ISAã¿ãŸã„・・・ @Cow::ISAã®éƒ¨åˆ†ã¯ @ISA = qw(Animal)ã¨ã‚‚ã‹ã‘ã¾ã™ãŒã€use strict宣言をã—ã¦ã„ã‚‹å ´åˆã«ã¯ã‚¨ãƒ©ãƒ¼ã«ãªã‚Šã¾ã™ã€‚@Cow::ISAã®ä»£ã‚ã‚Šã«ã€our @ISA= qw(Animal) ã‚‚ã—ã㯠use base qw(Animal)も使用ã§ãã¾ã™ã€‚ [例: O'REILLYã®Perl Objects, References & Modules ã‹ã‚‰ã®æŠœç²‹] #/usr/bin/perl
{{#tags}}- {{label}}
{{/tags}}