谁能解释一下我遇到的这种 perl 行为?
printf("%what_the\n");
printf("\%what_the\n");
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印刷:
%what_the
%what_the
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尽管...
%what_the
%what_the
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印刷:
0morrow
0morrow
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即使有 wanrings 和严格:
use strict;
use warnings;
printf("\%tomorrow\n");
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印刷:
Missing argument in printf at - line 3.
0morrow
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