readlines(p1, p2 = v2, p3 = v3, p4 = v4, p5 = {}) public

Reads the entire file specified by name as individual lines, and returns those lines in an array. Lines are separated by sep.

a = IO.readlines("testfile")
a[0]   #=> "This is line one\n"

b = IO.readlines("testfile", chomp: true)
b[0]   #=> "This is line one"

If the last argument is a hash, it’s the keyword argument to open.

Options for getline

The options hash accepts the following keys:


When the optional chomp keyword argument has a true value, n, r, and rn will be removed from the end of each line.

See also for details about open_args.

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