{"id":2985,"date":"2020-04-26T17:02:34","date_gmt":"2020-04-26T08:02:34","guid":{"rendered":"https:\/\/naoya-ono.com\/blog\/?p=2985"},"modified":"2020-04-26T17:02:34","modified_gmt":"2020-04-26T08:02:34","slug":"js-half-or-full","status":"publish","type":"post","link":"https:\/\/naoya-ono.com\/blog\/js-half-or-full\/","title":{"rendered":"\u3010JavaScript\u3067\u6587\u5b57\u6570\u30ab\u30a6\u30f3\u30bf\u30fc\u5236\u4f5c\u3011\u534a\u89d2\u3068\u5168\u89d2\u3092\u5206\u3051\u3066\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

Vue\u306e\u4f7f\u3044\u65b9\u306e\u7df4\u7fd2\u3068\u3057\u3066\u3001\u30b5\u30af\u30c3\u3068\u6587\u5b57\u6570\u30ab\u30a6\u30f3\u30bf\u30fc\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u305d\u306e\u6642\u306b\u5168\u89d2\u3068\u534a\u89d2\u305d\u308c\u305e\u308c\u306e\u5165\u529b\u6587\u5b57\u6570\u3092\u51fa\u3057\u305f\u3044\u306a\u3068\u601d\u3044\u3001\u305d\u306e\u65b9\u6cd5\u3067\u3061\u3087\u3063\u3068\u60a9\u3093\u3060\u306e\u3067\u3001\u3084\u308a\u65b9\u3092\u30e1\u30e2\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n

\"\"<\/p>\n

\u30b7\u30f3\u30d7\u30eb\u306a\u6587\u5b57\u6570\u30ab\u30a6\u30f3\u30bf\u30fc<\/a><\/p>\n

JS\u3067\u6587\u5b57\u6570\u3092\u534a\u89d2\u3068\u5168\u89d2\u3092\u5206\u3051\u3066\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u65b9\u6cd5<\/h2>\n

\u5148\u306b\u30b3\u30fc\u30c9\u3092\u8f09\u305b\u3066\u304a\u304f\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\n
\/\/ \u5408\u8a08\u6570\u3092\u683c\u7d0d\u3059\u308b\u5909\u6570\nlet half_character_total = 0\nlet full_character_total = 0 \n\n\/\/ \u6587\u5b57\u5217\uff11\u3064\uff11\u3064\u3092\u53d6\u5f97\u3057\u3001\u534a\u89d2\u304b\u5168\u89d2\u304b\u5224\u5b9a\u3059\u308b\nfor (let i = 0: i < str.length; i++) {\n  let character = str.charCodeAt(i) \n\n  \/\/ \u534a\u89d2\u30fb\u5168\u89d2\u5224\u5b9a\n  if (character >= 0x0 && character <= 0x7f) { \n    half_character_total += 1 \n  } else { \n    full_character_total += 1\n  }\n}<\/code><\/pre>\n<\/div>\n
for\u6587\u306e\u4e2d\u3067\u3001charCodeAt()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\uff11\u6587\u5b57\u305a\u3064\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u53d6\u5f97\u3057\u3001\u305d\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u304c\u534a\u89d2\u3067\u3042\u308b\u304b\u5426\u304b\u3067\u5224\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u534a\u89d2\u3067\u3042\u308c\u3070\u3001\u300chalf_character_total\u300d\u3092+1\u3057\u3001\u5168\u89d2\u3067\u300cfull_character_total\u300d\u3092+1\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u3042\u3068\u306f\u30eb\u30fc\u30d7\u3092\u629c\u3051\u305f\u5f8c\u306b\u3001\u3053\u308c\u3089\u306e\u5024\u3092\u51fa\u529b\u3059\u308c\u3070\u5165\u529b\u3055\u308c\u305f\u534a\u89d2\u6587\u5b57\u6570\u3068\u5168\u89d2\u6587\u5b57\u6570\u3092\u305d\u308c\u305e\u308c\u7b97\u51fa\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n
JavaScript\u306e\u304a\u3059\u3059\u3081\u66f8\u7c4d<\/span><\/p>\n
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\n\t\t\t\t\t\t\t<\/a>\t\t\t\t\t<\/div>\n
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\n\t\t\t\t\t\t\t\t\t\u6539\u8a02\u65b0\u7248JavaScript\u672c\u683c\u5165\u9580 ~\u30e2\u30c0\u30f3\u30b9\u30bf\u30a4\u30eb\u306b\u3088\u308b\u57fa\u790e\u304b\u3089\u73fe\u5834\u3067\u306e\u5fdc\u7528\u307e\u3067<\/a>\t\t\t\t\t\t\t<\/div>\n
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created by Rinker<\/a><\/div>\n
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