红宝石 |符号 id2name函数
Symbol#id2name() : id2name()是一个 Symbol 类方法,它返回符号对应的名称或字符串
Syntax: Symbol.id2name()
Parameter:Symbol values
Return: the name or string corresponding to symbol
示例 #1:
# Ruby code for Symbol.id2name() method
# declaring Symbol
a = :aBcDeF
# declaring Symbol
b = :"\u{e4 f6 fc}"
# declaring Symbol
c = :ABCDEF
# id2name form
puts "Symbol a id2name form : #{a.id2name}\n\n"
puts "Symbol b id2name form : #{b.id2name}\n\n"
puts "Symbol c id2name form : #{c.id2name}\n\n"
输出 :
Symbol a id2name form : aBcDeF
Symbol b id2name form : äöü
Symbol c id2name form : ABCDEF
示例 #2:
# Ruby code for Symbol.id2name() method
# declaring Symbol
a = :geeks
# declaring Symbol
b = :"\u{e5 f6 f3}"
# declaring Symbol
c = :GEEKS
# id2name form
puts "Symbol a id2name form : #{a.id2name}\n\n"
puts "Symbol b id2name form : #{b.id2name}\n\n"
puts "Symbol c id2name form : #{c.id2name}\n\n"
输出 :
Symbol a id2name form : geeks
Symbol b id2name form : åöó
Symbol c id2name form : GEEKS