04 2021 档案
摘要:打开多个文件时必备啊 1 use FileHandle; 2 3 my (%index,%fh); 4 # 创建句柄,这里利用gzip 压缩下 5 foreach my $k(keys %index){ 6 {k}_1.tx
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摘要:substr EXPR,OFFSET,LENGTH,REPLACEMENT substr EXPR,OFFSET,LENGTH substr EXPR,OFFSET Extracts a substring out of EXPR and returns it. First character is
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摘要:一个记录各种语言可能遇到的问题的论坛 :https://www.codegrepper.com/code-examples/
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