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Repeat operator "x"

Using the repeat operator "x" , string or You can concatenate arrays as many times as you want.

# Repeated string concatenation
my $str2 = $str1 x 3;

# Concatenate arrays repeatedly
my @array2 = @array1 x 3;

This is an example program that repeatedly concatenates strings.

my $str = 'abc' x 3;

$str becomes "abcabcabc".

This is an example that repeatedly concatenates arrays.

my @nums = (1, 2, 3) x 3;

@nums becomes (1, 2, 3, 1, 2, 3, 1, 2, 3).