Improved lines function
Akianonymus opened this issue · comments
Akshay commented
lines function could be easily changed to read from variable, file ( as it does ) and a pipe output. Here is the code that works for me:
Usage: lines < "file" or lines <<< "$variable" or echo something | lines
lines() {
mapfile -tn 0 lines
printf '%s\n' "${#lines[@]}"
}
Similar issue that was closed: #85