- @if(0)==(0) echo off
- cscript //nologo //e:jscript "%~f0" < a.txt > b.txt
- pause & exit
- @end
-
- var map = [];
- while( !WSH.StdIn.AtEndOfStream ){
- var s = WSH.StdIn.ReadLine();
- map[s] = map[s] ? map[s]+1 : 1;
- }
- for( s in map ){ if( map[s] > 1 ) WSH.Echo(s); }
复制代码
- gawk "{a[$0]++}END{for(i in a)if(a[i]>1)print i}" a.txt > b.txt
复制代码
- PowerShell "$a=@{};forEach($s In (gc a.txt -ReadCount 0)){$a[$s]++};$b=forEach($s In $a.Keys){if($a[$s]-1){$s}};sc b.txt $b"
复制代码
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