This is a sample code for JavaScript web tests. I like that you can do it if you have a browser. However, it's hard to do the competition programming because I'm not used to it.
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| //改行を消す | |
| str = str.replace(/\r?\n/g,""); | |
| //改行で区切り配列として得る | |
| strAry = str.split("\n"); | |
| //値の出力 | |
| console.log("NG"); | |
| //スペースでスペースで区切り配列として得る | |
| var ary = line.split(" "); | |
| //空の配列の作り方 | |
| var ary = []; | |
| //要素数を指定した配列の作り方 | |
| var ary = new Array(); | |
| // | |
| array.push('c'); | |
| //文字列を数字に変換する | |
| var number = Number(str); | |
| //数字を文字列に変換する | |
| var str = String(number); | |
| //文字列中に指定の文字があるかの確認 | |
| if ( str.indexOf('hoge') != -1) { | |
| //strにhogeを含む場合の処理 | |
| } | |
| //文字列の置換 | |
| var value = "あいうえおあいうえお" ; | |
| var result = value.replace( /う/g , "く" ) ; //( → あいくえおあいくえお ) | |
| //文字列の切り出し | |
| str.substr(開始位置 ,切り出す長さ ); |