Skip to main content
Version: Next

File

input = open("examples/aoc/2021/day-1/input").lines()

Literal Specific Methods​

close()​

Returns BOOLEAN

Closes the file pointer. Returns always true.

content()​

Returns STRING|ERROR

Reads content of the file and returns it. Resets the position to 0 after read.

lines()​

Returns ARRAY|ERROR

If successfull, returns all lines of the file as array elements, otherwise nil. Resets the position to 0 after read.

position()​

Returns INTEGER

Returns the position of the current file handle. -1 if the file is closed.

read(INTEGER)​

Returns STRING|ERROR

Reads the given amount of bytes from the file. Sets the position to the bytes that where actually read. At the end of file EOF error is returned.

seek(INTEGER, INTEGER)​

Returns INTEGER|ERROR

Seek sets the offset for the next Read or Write on file to offset, interpreted according to whence. 0 means relative to the origin of the file, 1 means relative to the current offset, and 2 means relative to the end.

write(STRING)​

Returns INTEGER|ERROR

Writes the given string to the file. Returns number of written bytes on success.

Generic Literal Methods​

methods()​

Returns ARRAY

Returns an array of all supported methods names.

🚀 > "test".methods()
=> [count, downcase, find, reverse!, split, lines, upcase!, strip!, downcase!, size, plz_i, replace, reverse, strip, upcase]

to_json()​

Returns STRING|ERROR

Returns the object as json notation.

🚀 > a = {"test": 1234}
=> {"test": 1234}
🚀 > a.to_json()
=> "{"test":1234}"

type()​

Returns STRING

Returns the type of the object.

🚀 > "test".type()
=> "STRING"

wat()​

Returns STRING

Returns the supported methods with usage information.

🚀 > true.wat()
=> BOOLEAN supports the following methods:
                plz_s()