split

@arr = split //, $string;
Splits a string into individual characters.

@lines = split /^/m, $file;
Splits a file contents into separate lines;

Operator	Meaning
Concatenation	$line = "first" . "hast";
Join	$temp = join($", @ARGV);
	print $temp;
Repetition	$line = "123";
	$i = 3;
	print $line x $i;
	123123123
Split	@lines = split /^/m, $buffer;