Ruby | Symbol empty? function
Symbol#empty?() : empty?() is a Symbol class method which checks whether the symbol is empty.
Syntax: Symbol.empty?()
Parameter: Symbol values
Return: true – if symbol is empty otherwise return false
Example #1 :
# Ruby code for Symbol.empty?() method # declaring Symbol a = :aBcDeF # declaring Symbol b = : "\u{e4 f6 fc}" # declaring Symbol c = : ABCDEF # Symbol puts "Symbol a : #{a}\n\n" puts "Symbol b : #{b}\n\n" puts "Symbol c : #{c}\n\n\n\n" # empty? form puts "Symbol a empty? form : #{a.empty?}\n\n" puts "Symbol b empty? form : #{b.empty?}\n\n" puts "Symbol c empty? form : #{c.empty?}\n\n" |
Output :
Symbol a : aBcDeF Symbol b : äöü Symbol c : ABCDEF Symbol a empty? form : false Symbol b empty? form : false Symbol c empty? form : false
Example #2 :
# Ruby code for Symbol.empty?() method # declaring Symbol a = :Beginner # declaring Symbol b = : "\u{e5 f6 f3}" # declaring Symbol c = "" # Symbol puts "Symbol a : #{a}\n\n" puts "Symbol b : #{b}\n\n" puts "Symbol c : #{c}\n\n\n\n" # empty? form puts "Symbol a empty? form : #{a.empty?}\n\n" puts "Symbol b empty? form : #{b.empty?}\n\n" puts "Symbol c empty? form : #{c.empty?}\n\n" |
Output :
Symbol a : Beginner Symbol b : åöó Symbol c : Symbol a empty? form : false Symbol b empty? form : false Symbol c empty? form : true
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