1.提取等号前面字段
echo "name=usr" | cut -d '=' -f 1
2.提取等号后面字段
echo "name=usr" | cut -d '=' -f 2
注备:
# cut --help
BusyBox v1.26.2 (2018-05-23 10:28:21 HKT) multi-call binary.Usage: cut [OPTIONS] [FILE]...
Print selected fields from each input FILE to stdout
-b LIST Output only bytes from LIST
-c LIST Output only characters from LIST
-d CHAR Use CHAR instead of tab as the field delimiter
-s Output only the lines containing delimiter
-f N Print only these fields
-n Ignored
#