Ruby | String each_line Method

each_line is a String class method in Ruby which is used to split the given string sing the supplied parameter as the record separator ($/ by default), passing each substring in turn to the supplied block. The string is split into paragraphs delimited by multiple successive newlines if a zero-length record separator is supplied,

Syntax: str.each_line(separator=$/ [, getline_args])

Parameters: Here, str is the given string.

Returns: An enumerator if the no block is given. Otherwise the splitted string.

Example 1:

# Ruby program to demonstrate
# the each_line method

# Taking a string and
# using the method
puts "Ruby\nString".each_line {|s| p s}

Output:

"Ruby\n"
"String"
Ruby
String

Example 2:

# Ruby program to demonstrate
# the each_line method

# Taking a string and
# using the method
puts "Sample\nInput".each_line {|s| p s}

Output:

"Sample\n"
"Input"
Sample
Input