第77回 Ruby関西 勉強会 でプレゼンした資料です。

15. FNAME = "KEN_ALL.CSV"
count = []
File.open(FNAME, "r:SJIS:UTF-8") do |f|
while line = f.gets
next unless line =~ /[ ]/
c = count.find{|a| a.first == Regexp.last_match[0] }
unless c
c = [Regexp.last_match[0], []]
count.push c
end
c[1] << line
end
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=> [[" ", 8079], [" ", 8392], [" ", 11271], [" ",
15017]]

17. FNAME = "KEN_ALL.CSV"
count = []
File.open(FNAME, "r:SJIS:UTF-8") do |f|
while line = f.gets
next unless line =~ /[ ]/
c = count.find{|a| a.first == Regexp.last_match[0] }
unless c
c = [Regexp.last_match[0], []]
count.push c
end
c[1] << line
end
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=>[[" ", 8079], [" ", 8392], [" ", 11271], [" ",
15017]]

18. FNAME = "KEN_ALL.CSV"
count = []
body = nil
File.read(FNAME, “r:SJIS:UTF-8"){|f|
body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
c = count.find{|a| a.first == Regexp.last_match[0] }
unless c
c = [Regexp.last_match[0], []]
count.push c
end
c[1] << line
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=>[[" ", 8079], [" ", 8392], [" ", 11271], [" ",

19. FNAME = "KEN_ALL.CSV"
count = []
body = nil
File.read(FNAME, “r:SJIS:UTF-8"){|f|
body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
c = count.find{|a| a.first == Regexp.last_match[0] }
unless c
c = [Regexp.last_match[0], []]
count.push c
end
c[1] << line
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=>[[" ", 8079], [" ", 8392], [" ", 11271], [" ",
15017]]

20. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
count[Regexp.last_match[0]] ||= []
count[Regexp.last_match[0]] << line
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=>[[" ", 8079], [" ", 8392], [" ", 11271], [" ",
15017]]

21. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
count[Regexp.last_match[0]] ||= []
count[Regexp.last_match[0]] << line
end
p count
.sort{|a, b| a.last.length <=> b.last.length }
.map{|k, v| [k, v.length] }
#=>[[" ", 8079], [" ", 8392], [" ", 11271], [" ",
15017]]

22. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
count[Regexp.last_match[0]] ||= 0
count[Regexp.last_match[0]] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

23. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
body.each_line do |line|
next unless line =~ /[ ]/
count[Regexp.last_match[0]] ||= 0
count[Regexp.last_match[0]] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

24. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
reg = /[ ]/
body.each_line do |line|
next unless line =~ reg
count[Regexp.last_match[0]] ||= 0
count[Regexp.last_match[0]] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

25. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
reg = /[ ]/
body.each_line do |line|
next unless line =~ reg
count[Regexp.last_match[0]] ||= 0
count[Regexp.last_match[0]] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

26. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
reg = /[ ]/
body.each_line do |line|
next unless line =~ reg
k = Regexp.last_match[0]
count[k] ||= 0
count[k] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

27. FNAME = "KEN_ALL.CSV"
count = {}
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
reg = /[ ]/
body.each_line do |line|
next unless line =~ reg
k = Regexp.last_match[0]
count[k] ||= 0
count[k] += 1
end
p count
.sort{|a, b| a.last <=> b.last }

28. FNAME = "KEN_ALL.CSV"
count = {” ” => 0}
count = Hash.new { 0 }
body = nil
File.open(FNAME, "r:SJIS:UTF-8") do
|f| body = f.read
end
reg = /[ ]/
body.each_line do |line|
next unless line =~ reg
k = Regexp.last_match[0]
count[k] ||= 0
count[k] += 1
end
p count.sort_by{|k, v| v }