perl常用代码
摘要:字符串联结和重复操作符 联接: . 重复:x 联接且赋值(类似+=): .=例: $newstring = "potato" . "head"; $newstring = "t" x 5; $a = "be"; $a .= "witched"; # $a is now "bewitched" 写文件
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posted @ 2013-06-20 00:29
posted @ 2013-06-20 00:29
posted @ 2013-06-18 09:35
posted @ 2013-06-14 23:04
posted @ 2013-06-11 00:57