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ruby file write

klueless-io answered on June 18, 2020 Popularity 9/10 Helpfulness 7/10

answer ruby file write

related A Ruby write to file example

ruby file write

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# Write file
File.open("log.txt", "w") { |f| f.write "#{Time.now} - User logged in\n" }
# or
File.write("log.txt", "data...")

# Append file
File.open("foo.txt", "a") { |f| f.write "#{Time.now} - User logged in\n" }
# or
File.write("log.txt", "data...", mode: "a")

# Other Variants
File.open("out.txt", [your-option-string]) {|f| f.write("write your stuff here") }

# where your options are:
#   r - Read only. The file must exist.
#   w - Create an empty file for writing.
#   a - Append to a file.The file is created if it does not exist.
#   r+ - Open a file for update both reading and writing. The file must exist.
#   w+ - Create an empty file for both reading and writing.
#   a+ - Open a file for reading and appending. The file is created if it does not exist.

Popularity 9/10 Helpfulness 7/10 Language ruby

Source: stackoverflow.com

Tags: append file ruby

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Contributed on Sep 02 2022

klueless-io

0 Answers Avg Quality 2/10

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A Ruby write to file example

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# open and write to a file with ruby
open('myfile.out', 'w') do |f|
  f.puts "Hello, world."
end

# an alternative approach:
open('myfile.out', 'w') do |f|
  f << "Hello, world.\n"
end

Popularity 10/10 Helpfulness 10/10 Language ruby

Source: Grepper

Tags: file

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Contributed on Jun 18 2020

tsboh

0 Answers Avg Quality 2/10

ruby file write

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ruby file write

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A Ruby write to file example

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