Symbol#length():length()是Symbol類方法,它返回符號的長度。
用法:Symbol.length()
參數:符號值
返回:符號的長度
示例1:
# Ruby code for Symbol.length() 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"
# length form
puts "Symbol a length form : #{a.length}\n\n"
puts "Symbol b length form : #{b.length}\n\n"
puts "Symbol c length form : #{c.length}\n\n"
輸出:
Symbol a : aBcDeF Symbol b : äöü Symbol c : ABCDEF Symbol a length form : 6 Symbol b length form : 3 Symbol c length form : 6
示例2:
# Ruby code for Symbol.length() method
# declaring Symbol
a = :geeks
# declaring Symbol
b = :"\u{e5 f6 f3}"
# declaring Symbol
c = :GEEKS
# Symbol
puts "Symbol a : #{a}\n\n"
puts "Symbol b : #{b}\n\n"
puts "Symbol c : #{c}\n\n\n\n"
# length form
puts "Symbol a length form : #{a.length}\n\n"
puts "Symbol b length form : #{b.length}\n\n"
puts "Symbol c length form : #{c.length}\n\n"
輸出:
Symbol a : geeks Symbol b : åöó Symbol c : GEEKS Symbol a length form : 5 Symbol b length form : 3 Symbol c length form : 5
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注:本文由純淨天空篩選整理自mayank5326大神的英文原創作品 Ruby | Symbol length function。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。