try this
s = s.replaceAll("(\r?\n){2,}", "$1");
سؤال
given a string i need to check if there are multiple line breaks (\n). If there are i need to convert them to one single line break.
Can you please show me code that does this? thanks!
المحلول
try this
s = s.replaceAll("(\r?\n){2,}", "$1");