How can I repeat a character in Bash?

[kitsnail]

out result example:

==================================================

• method 1

seq -s= 50 | tr -d '[:digit:]'; echo

• method 2

seq  -f "#" -s '' 50;echo

• method 3

printf %50s |tr " " "="

• method 4

printf '=%.0s' {1..50}

References: https://stackoverflow.com/questions/5349718/how-can-i-repeat-a-character-in-bash