Ruby Constructs

Question 1

Basic File Inclusion

- require

Answer 1

Loads a file from $LOAD_PATH or $:.
File type suffix “.rb” is assumed.
Specify directory of the file if it is not in load path.

File is loaded only once for multiple calls to the same file.

xjdhsmdh

hjdjdjdj

djdhdhdh

ydjdjdjfjfjfj

fjjdjfjfkfjxhdnchdmcjf

fjfjfjfjfjfjfjgjfmf

fjfjfjfjfjfj

fjfjfjf

fjfjfjfjfjfjf
fjfjfjf
fjfjfj
fjfjfjfjf
jfjfjfj
cjcjfjfjc
hfjfjfjfjf
fhnfjcjfj

Question 2

Basic File Inclusion

- require_relative

Answer 2

Loads specified file relative to file loading the file.
File type suffix “.rb” is assumed.

File is loaded only once for multiple calls to the same file.

Question 3

Basic File Inclusion

- load

Answer 3

loads local files like require_relative.

Multiple calls loads the file multiple times.

Question 4

Logic and Include Code

Answer 4

require, require_relative and load can be used anywhere in the code.

The code in the loaded file is executed at the point in the script where file is loaded.

Question 5

Nested Inclusions

Answer 5

Included files can also use load, require and require_relative.