truncate 2

file.truncate(integer) â 0

Instance Public methods

Truncates file to at most integer bytes. The file must be opened for writing. Not available on all platforms.

f = File.new("out", "w")
f.syswrite("1234567890")   #=> 10
f.truncate(5)              #=> 0
f.close()                  #=> nil
File.size("out")           #=> 5

doc_ruby_on_rails

2015-04-06 14:13:13

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