「Ruby」<<演算子で配列の要素を追加するサンプル
書式
配列名 +=「値」
配列名 <<「値」
使用例
#!/usr/bin/ruby # -*- coding: UTF-8 -*- cftA=["TA","TB","TC"] cftA += ["TDD"] puts "+演算子 result AA\n" p cftA cftA += ["SE","SF","SH"] puts "\n +演算子 result BB\n" p cftA cftArr=["A001","B002","C003"] cftArr << "D004" puts "\n<<演算子 result CC\n" p cftArr puts "\n << 演算子result DD\n" cftArr << "XX" << "YY" p cftArr
実行結果
>ruby sample.rb
+演算子 result AA
[“TA", “TB", “TC", “TDD"]
+演算子 result BB
[“TA", “TB", “TC", “TDD", “SE", “SF", “SH"]
<<演算子 result CC
[“A001", “B002", “C003", “D004"]
<< 演算子result DD
[“A001", “B002", “C003", “D004", “XX", “YY"]