{"width":"100%","author_name":"shinkufencer","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshinkufencer.hateblo.jp%2Fentry%2F2018%2F08%2F15%2F141035\" title=\"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u3088\u3063\u3066\u610f\u5473\u5408\u3044\u304c\u5909\u308f\u308b\u8a00\u8449\u3001empty  - \u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/shinkufencer/","title":"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u3088\u3063\u3066\u610f\u5473\u5408\u3044\u304c\u5909\u308f\u308b\u8a00\u8449\u3001empty ","published":"2018-08-15 14:10:35","provider_url":"https://hatena.blog","version":"1.0","blog_url":"https://shinkufencer.hateblo.jp/","image_url":null,"blog_title":"\u30b3\u30fc\u30c9\u65e5\u9032\u6708\u6b69","type":"rich","description":"empty \u3063\u3066\u540d\u304c\u3064\u304f\u3082\u306e\u3001\u3044\u308d\u3044\u308d\u306a\u8a00\u8a9e\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u3042\u308b\u3093\u3067\u3059\u304c\u3001\u8a00\u8a9e\u306b\u3088\u3063\u3066\u3042\u3089\u308f\u3059\u3082\u306e\u304c\u307e\u3061\u307e\u3061\u306a\u306e\u3067\u6c17\u3092\u3064\u3051\u305f\u307b\u3046\u304c\u3044\u3044\u3088\u306d\u3063\u3066\u3044\u3046\u5c0f\u8a71 \u3044\u308d\u3044\u308d\u306aempty Ruby empty? (String) - Ruby\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9 empty?\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6587\u5b57\u5217\u304c\u7a7a\u6587\u5b57\u5217\uff08\u9577\u3055\u304c\u30bc\u30ed\uff09\u306a\u3089true\u3001\u7a7a\u3067\u306a\u3051\u308c\u3070false\u3092\u8fd4\u3057\u307e\u3059\u3002 Ruby\u306f\u7a7a\u6587\u5b57\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u3066\u3044\u308b\u306e\u3067null\u304b\u3069\u3046\u304b\u306f\u898b\u306a\u3044\u3002 PHP PHP: empty - Manual \u5909\u6570\u304c\u7a7a\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u691c\u67fb\u3057\u307e\u3059\u3002 \u5909\u6570\u304c\u7a7a\u3067\u3042\u308b\u3068\u307f\u306a\u3055\u308c\u308b\u306e\u306f\u3001\u5909\u6570\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3084 \u5909\u6570\u306e\u5024\u304c FALSE \u306b\u7b49\u3057\u3044\u5834\u5408\u3067\u3059\u2026","categories":["\u96d1\u8a18"],"height":"190","url":"https://shinkufencer.hateblo.jp/entry/2018/08/15/141035"}