删除特殊字符

Question

如何删除大于 <从行首开始签名 ^

file.txt
> INSERT INTO
> INSERT INTO

Expected:
INSERT INTO
INSERT INTO

Answer 1

尝试一下：

sed 's/^> //' inputfile

Answer 2

awk

awk '{gsub(/^[ \t]*>[ \t]*/,"")}1' file
awk '{$1=""}1' file

sed

sed 's/^[ \t]*>[ \t]*//' file

cut

cut -d" " -f2- file

或使用 shell

while read -r line; do  echo ${line##>}; done < file

Answer 3

awk -F'>' '{print $2}' file.txt