for iterates over a list of words — often for f in *.txt; do ...; done. C-style for ((i=0; i<n; i++)) runs numeric loops. while executes while a command succeeds; until until it fails. break and continue work as in other languages.
Examples
for iterates over a list of words — often for f in *.txt; do ...; done. C-style for ((i=0; i<n; i++)) runs numeric loops. while executes while a command succeeds; until until it fails. break and continue work as in other languages.