使用 Sed 和 Regex 将字符串替换为空格

Question

I want to replace all occurrences of {{password}} or {{ password }} or {{password }} in files with some string using sed i am able to remove with know number of spaces, but could not remove all combinations.

i could replace using, but not all combinations

sed -i -e "s/{{ password }}/$password/g" test.sql

Answer 1

If the number of spaces is arbitrary, then you could search for zero or more spaces ( * ) instead of just one space ( ) with something like {{ *password *}} .