2015-03-25 47 views

回答

7

讓自己的...

perl -E 'for($i=0;$i<1000000;$i++){say "Line $i,field2,field3,",int rand 100}' > BigBoy.csv 

輸出

Line 0,field2,field3,58 
Line 1,field2,field3,4 
Line 2,field2,field3,12 
Line 3,field2,field3,39 
Line 4,field2,field3,41 
Line 5,field2,field3,18 
Line 6,field2,field3,64 
Line 7,field2,field3,13 
Line 8,field2,field3,52 
Line 9,field2,field3,54 
Line 10,field2,field3,24 
... 
... 
Line 999995,field2,field3,8 
Line 999996,field2,field3,66 
Line 999997,field2,field3,29 
Line 999998,field2,field3,67 
Line 999999,field2,field3,62 
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