05 - converting between characters and values.rb
来自「O Reilly Ruby Cookbook source code」· RB 代码 · 共 14 行
RB
14 行
?a # => 97?! # => 33?\n # => 10'a'[0] # => 97'bad sound'[1] # => 97#---97.chr # => "a"33.chr # => "!"10.chr # => "\n"0.chr # => "\000"256.chr# RangeError: 256 out of char range#---
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