print "Hello World";
open LOG, ">xrs.txt";
print LOG "I love world";
$count=30;
$i=1;
while($i<$count)
{
$i+=1;
$temp=sprintf("%0*s\n",10,$i);
print LOG $temp;
}
open LOG, ">xrs.txt";
print LOG "I love world";
$count=30;
$i=1;
while($i<$count)
{
$i+=1;
$temp=sprintf("%0*s\n",10,$i);
print LOG $temp;
}
close LOG;
运行效果
I love world0000000002
0000000003
0000000004
0000000005
0000000006
0000000007
0000000008
0000000009
0000000010
0000000011
0000000012
0000000013
0000000014
0000000015
0000000016
0000000017
0000000018
0000000019
0000000020
0000000021
0000000022
0000000023
0000000024
0000000025
0000000026
0000000027
0000000028
0000000029
0000000030