search:awk getline相關網頁資料

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日期:2024-08-13
在awk中,如果調用next,那麼next之後的命令就都不執行了。此行文本的處理到此結束,開始讀取下一條記錄並操作。實例如下:zoer@ubuntu:~$ cat data 1000naughty 500cc 400zoer 100zoer@ubuntu:~$ awk '{if(NR==1){next} print $1,$2}' data naughty 500cc 400...
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日期:2024-08-19
5.8 Closing Input and Output Redirections. If the same file name or the same shell command is used with getline more ......
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日期:2024-08-14
{ if ($1 == "@execute") { tmp = substr($0, 10) # Remove "@execute" while ((tmp | getline) > 0) print close(tmp) } else print }....
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日期:2024-08-18
The AWK community portal. ... BEGIN { while ( (getline var < ARGV[1]) > 0) { data[ var]++ } close(ARGV[1]) ARGV[1]="" } ......
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日期:2024-08-14
The AWK community portal. ... WHAT'S NEW? Mar 01: Michael Sanders demos an X-windows GUI for AWK. Mar 01: Awk100#24: A. Lahm and E. de Rinaldis' patent search, in AWK...
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日期:2024-08-18
恁時攜素手,亂花飛絮裹,緩步香茵,awk, perl調用shell命令 ... 來源:http://fornote.blogspot.com/2009/03/awk-perlshell.html 1. awk可以用getline或system來調用shell的命令 1.1 getline 通過在awk內使用管道,可以把shell命令的輸出傳送給awk...
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日期:2024-08-20
Use ' getline var < file ' to read input from the file file , and put it in the variable var . As above, file is a string-valued ......
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日期:2024-08-13
When getline changes the value of $0 and NF , awk does not automatically jump to the start of the program and start ......