use strict; を使ã†ç†ç”± - ã¨ã‚Šã‚ãˆãšãƒ¡ãƒ¢ãƒ¡ãƒ¢ã€‚今更ãªæ°—ãŒã—ã¾ã™ãŒã€ã‚ˆã‚Šå¤šãã®äººãŒuse strict;ã§ãƒãƒƒãƒ”ーã«ãªã‚Œã¾ã™ã‚ˆã†ã«ã€‚ use strict; ã¯ãƒ–ラボーãªãŠã¾ã˜ãªã„ use strict; ã¨æ›¸ãã ã‘ã§ä»¥ä¸‹ã®3ã¤ãŒæ©Ÿèƒ½ã—ã¾ã™ã€‚ use strict "vars"; use strict "refs"; use strict "subs"; 1. use strict "vars"; ã®æ©Ÿèƒ½ 変数を宣言ã—ãªã„ã¾ã¾ã«ä½¿ç”¨ã™ã‚‹ã¨ã‚¨ãƒ©ãƒ¼ã«ãªã‚‹æ©Ÿèƒ½ã§ã™ã€‚エラーã«ã—ãªã„ãŸã‚ã«ã¯ã€æ¬¡ã®ã„ãšã‚Œã‹ã‚’守ã£ã¦å¤‰æ•°ã‚’使ã„ã¾ã™ã€‚ "our"ã¾ãŸã¯"my"を使ã£ã¦å¤‰æ•°ã‚’ã‚らã‹ã˜ã‚宣言ã™ã‚‹ã€‚ "vars"プラグマを使ã£ã¦ä½¿ã†å¤‰æ•°ã‚’宣言ã—ãŸã®ã¡ã€"local"ã§å¤‰æ•°ã‚’宣言ã™ã‚‹ã€‚ パッケージåã‚’å«ã‚ã¦å¤‰æ•°ã‚’書ã。 確実ãªæ›¸ãæ–¹ã®ä¾‹ use strict; use warnings; our $ours; my $mine; use vars qw($lo
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