test helper script to print ctrl characters
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12
t/bin/echo_ctrl_chars.rb
Executable file
12
t/bin/echo_ctrl_chars.rb
Executable file
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#!/usr/bin/ruby
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for arg in ARGV
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if arg =~ /^(\d+):(\d+)$/
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a = Integer($1)
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b = Integer($2)
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for i in a...b
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puts "--- %s --- %s ---" % ["^" + (i+64).chr, i.chr]
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end
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end
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end
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