回答編集履歴
2
Update
test
CHANGED
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@@ -4,7 +4,7 @@
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4
4
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$ sed --version
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5
5
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sed (GNU sed) 4.7
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6
6
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7
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-
$ grep -E -f <(sed -E 's/.
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7
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+
$ grep -E -f <(sed -E 's/^([0-9]+).*/^\1[ \t]/' file1) file2
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8
8
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$ cat file3
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9
9
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0000000001 aaa
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10
10
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0000000002 bbb
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1
Update
test
CHANGED
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@@ -1,8 +1,10 @@
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1
1
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```bash
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2
2
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$ grep --version
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3
3
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grep (GNU grep) 3.6
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4
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+
$ sed --version
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5
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+
sed (GNU sed) 4.7
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4
6
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|
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5
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-
$ grep -E -f <(sed 's/
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7
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+
$ grep -E -f <(sed -E 's/.+/^& /' file1) file2 > file3
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6
8
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$ cat file3
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7
9
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0000000001 aaa
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8
10
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0000000002 bbb
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