From 2c5e792dd24afd0fbb30491de2e63e2c0f423be5 Mon Sep 17 00:00:00 2001
From: wakou <wakou@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 26 Dec 2002 17:48:29 +0000
Subject: 	* lib/net/telnet.rb: Telnet#print not add "\n".

	* lib/cgi.rb: cgi['key'] is equal cgi['key'][0]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3223 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/cgi.rb | 35 +++++++++++++++++++++++++----------
 1 file changed, 25 insertions(+), 10 deletions(-)

(limited to 'lib/cgi.rb')

diff --git a/lib/cgi.rb b/lib/cgi.rb
index 3dc5d51901..fbb9a346c2 100644
--- a/lib/cgi.rb
+++ b/lib/cgi.rb
@@ -18,8 +18,8 @@ Wakou Aoyama <wakou@ruby-lang.org>
 
   require "cgi"
   cgi = CGI.new
-  values = cgi['field_name']   # <== array of 'field_name'
-    # if not 'field_name' included, then return [].
+  value = cgi['field_name']   # <== value string for 'field_name'
+    # if not 'field_name' included, then return "".
   fields = cgi.keys            # <== array of field names
 
   # returns true if form has 'field_name'
@@ -27,6 +27,8 @@ Wakou Aoyama <wakou@ruby-lang.org>
   cgi.has_key?('field_name')
   cgi.include?('field_name')
 
+CAUTION! cgi['field_name'] retuen Array with old cgi.rb(included ruby 1.6)
+
 
 === GET FORM VALUES AS HASH
 
@@ -64,13 +66,13 @@ cgi.params is a hash.
 
   require "cgi"
   cgi = CGI.new
-  values = cgi['field_name']   # <== array of 'field_name'
-  values[0].read               # <== body of values[0]
-  values[0].local_path         # <== path to local file of values[0]
-  values[0].original_filename  # <== original filename of values[0]
-  values[0].content_type       # <== content_type of values[0]
+  value = cgi['field_name']   # <== value string for 'field_name'
+  value.read                  # <== body of value
+  value.local_path            # <== path to local file of value
+  value.original_filename     # <== original filename of value
+  value.content_type          # <== content_type of value
 
-and values[0] has StringIO or Tempfile class methods.
+and value has StringIO or Tempfile class methods.
 
 
 === GET COOKIE VALUES
@@ -939,8 +941,21 @@ convert string charset, and set language to "ja".
     end
     private :initialize_query
 
-    def [](*args)
-      @params[*args]
+    def [](key)
+      value = @params[key][0]
+      def value.[](key)
+        $stderr.puts <<END
+CAUTION! cgi['key'] == cgi.params['key'][0] If want Array, use cgi.params['key']
+END
+        self
+      end
+      def value.first
+        $stderr.puts <<END
+CAUTION! cgi['key'] == cgi.params['key'][0] If want Array, use cgi.params['key']
+END
+        self
+      end
+      value
     end
 
     def keys(*args)
-- 
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