{"id":3669,"date":"2026-10-30T10:54:53","date_gmt":"2026-10-30T01:54:53","guid":{"rendered":"https:\/\/qol-kk.com\/wp2\/?p=3669"},"modified":"2026-10-30T10:54:53","modified_gmt":"2026-10-30T01:54:53","slug":"20261024-00mvlm0t","status":"publish","type":"post","link":"https:\/\/qol-kk.com\/wp2\/blog\/2026\/10\/30\/20261024-00mvlm0t\/","title":{"rendered":"\u30d5\u30ed\u30f3\u30c8\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u63c3\u3048\u308bQR\u30b3\u30fc\u30c9\u751f\u6210\uff1avue-qrcode\u3068php-qrcode"},"content":{"rendered":"<h2>\u6982\u8981<\/h2>\n<p>Web\u30a2\u30d7\u30ea\u3067\u300cQR\u30b3\u30fc\u30c9\u3092\u8868\u793a\u3059\u308b\u300d\u8981\u4ef6\u306f\u3001\u5b9f\u306f2\u3064\u306e\u7570\u306a\u308b\u5834\u6240\u3067\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u753b\u9762\u4e0a\u3067\u5373\u5ea7\u306b\u898b\u305b\u305f\u3044<\/strong>\uff08\u30c1\u30b1\u30c3\u30c8\u753b\u9762\u3001\u4f1a\u54e1\u8a3c\u3001\u53d7\u4ed8\u7528\u306e\u52d5\u7684\u8868\u793a\uff09\u2192 \u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9<\/li>\n<li><strong>PDF\u30fb\u30e1\u30fc\u30eb\u30fb\u5e33\u7968\u306b\u713c\u304d\u8fbc\u307f\u305f\u3044\uff0f\u30b5\u30fc\u30d0\u306b\u4fdd\u5b58\u3057\u305f\u3044<\/strong>\uff08\u63a7\u3048\u3001\u5165\u9928\u8a3c\u306e\u5370\u5237\u3001\u901a\u77e5\u30e1\u30fc\u30eb\u6dfb\u4ed8\uff09\u2192 \u30d0\u30c3\u30af\u30a8\u30f3\u30c9<\/li>\n<\/ul>\n<p>\u3053\u306e2\u3064\u3092\u5225\u3005\u306b\u5b9f\u88c5\u3059\u308b\u3068\u3001\u300c\u753b\u9762\u3067\u8aad\u3081\u305fQR\u304c\u3001PDF\u306b\u51fa\u3057\u305f\u3089\u5225\u7269\u306b\u306a\u3063\u3066\u8aad\u3081\u306a\u3044\u300d\u300c\u30b9\u30ad\u30e3\u30ca\u306b\u3088\u3063\u3066\u7247\u65b9\u3060\u3051\u5931\u6557\u3059\u308b\u300d\u3068\u3044\u3063\u305f\u5730\u5473\u306a\u30c8\u30e9\u30d6\u30eb\u304c\u8d77\u304d\u307e\u3059\u3002\u539f\u56e0\u306f\u305f\u3044\u3066\u3044\u3001<strong>\u30d5\u30ed\u30f3\u30c8\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067QR\u306e\u751f\u6210\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u63c3\u3063\u3066\u3044\u306a\u3044<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30d5\u30ed\u30f3\u30c8\u306b <code>vue-qrcode<\/code>\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b <code>php-qrcode<\/code>\uff08chillerlan\/php-qrcode\uff09\u3092\u4f7f\u3044\u3001\u4e21\u8005\u306e\u51fa\u529b\u3092\u300c\u63c3\u3048\u308b\u300d\u89b3\u70b9\u3067\u30cf\u30f3\u30ba\u30aa\u30f3\u3057\u307e\u3059\u3002<\/p>\n<h2>\u74b0\u5883<\/h2>\n<ul>\n<li>Vue 3 + Vite<\/li>\n<li><code>@chenfengyuan\/vue-qrcode<\/code>\uff08\u5185\u90e8\u3067 <code>qrcode<\/code> \u3092\u5229\u7528\uff09<\/li>\n<li>PHP 8.2+<\/li>\n<li><code>chillerlan\/php-qrcode<\/code><\/li>\n<\/ul>\n<pre class=\"lang:default decode:true\"># \u30d5\u30ed\u30f3\u30c8\nnpm install @chenfengyuan\/vue-qrcode qrcode\n\n# \u30d0\u30c3\u30af\u30a8\u30f3\u30c9\ncomposer require chillerlan\/php-qrcode<\/pre>\n<p>&gt; <code>chillerlan\/php-qrcode<\/code> \u306f\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u3067API\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u3044\u307e <code>composer require<\/code> \u3059\u308b\u3068 v6 \u7cfb\uff08\u6700\u4f4e PHP 8.2\uff09\u304c\u5165\u308a\u307e\u3059\u3002\u672c\u8a18\u4e8b\u306f\u73fe\u884c\u306e v6 \u7cfb\u306e\u8868\u8a18\u3092\u57fa\u672c\u306b\u3057\u3001v4 \/ v5 \u304b\u3089\u306e\u79fb\u884c\u70b9\u306f\u672b\u5c3e\u306b\u88dc\u8db3\u3057\u307e\u3059\u3002\u5c0e\u5165\u6642\u306f <code>composer show chillerlan\/php-qrcode<\/code> \u3067\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>QR\u30b3\u30fc\u30c9\u306f\u300c\u540c\u3058\u6587\u5b57\u5217\uff1d\u540c\u3058\u898b\u305f\u76ee\u300d\u3067\u306f\u306a\u3044<\/h2>\n<p>\u3088\u304f\u3042\u308b\u306e\u304c\u6b21\u306e\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u30d5\u30ed\u30f3\u30c8\u306f <code>vue-qrcode<\/code> \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3067\u8868\u793a\u3057\u3066\u3044\u308b<\/li>\n<li>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306f <code>php-qrcode<\/code> \u3067\u3001\u5225\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u753b\u50cf\u3092\u751f\u6210\u3057\u3066\u3044\u308b<\/li>\n<li>\u540c\u3058\u6587\u5b57\u5217\u3092\u6e21\u3057\u3066\u3044\u308b\u306e\u306b\u3001\u751f\u6210\u3055\u308c\u308bQR\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\uff08\u30bb\u30eb\u306e\u5bc6\u5ea6\uff09\u3084\u4f59\u767d\u304c\u7570\u306a\u308b<\/li>\n<li>\u4f4e\u54c1\u8cea\u306a\u30d7\u30ea\u30f3\u30bf\u3084\u53e4\u3044\u30b9\u30ad\u30e3\u30ca\u3067\u3001\u7247\u65b9\u3060\u3051\u8aad\u307f\u53d6\u308a\u5931\u6557\u3059\u308b<\/li>\n<\/ol>\n<p>QR\u30b3\u30fc\u30c9\u306e\u51fa\u529b\u306f\u3001\u4ee5\u4e0b\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u8aa4\u308a\u8a02\u6b63\u30ec\u30d9\u30eb\uff08ECC Level\uff09<\/strong>: L \/ M \/ Q \/ H<\/li>\n<li><strong>\u30a8\u30f3\u30b3\u30fc\u30c9\u30e2\u30fc\u30c9<\/strong>: \u6570\u5b57 \/ \u82f1\u6570\u5b57 \/ \u30d0\u30a4\u30c8\uff08UTF-8\u6587\u5b57\u5217\u306f\u30d0\u30a4\u30c8\u30e2\u30fc\u30c9\uff09<\/li>\n<li><strong>\u30de\u30fc\u30b8\u30f3\uff08Quiet Zone\uff09<\/strong>: \u5468\u56f2\u306e\u4f59\u767d\u30bb\u30eb\u6570<\/li>\n<li><strong>\u30d0\u30fc\u30b8\u30e7\u30f3\uff08\u578b\u756a\uff09<\/strong>: \u30c7\u30fc\u30bf\u91cf\u3068ECC\u30ec\u30d9\u30eb\u304b\u3089\u6c7a\u307e\u308b\u30bb\u30eb\u306e\u5927\u304d\u3055<\/li>\n<\/ul>\n<p>\u4e21\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u305d\u308c\u305e\u308c\u72ec\u81ea\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3092\u6301\u3064\u305f\u3081\u3001<strong>\u660e\u793a\u6307\u5b9a\u3057\u306a\u3044\u9650\u308a\u63c3\u3046\u3068\u306f\u9650\u308a\u307e\u305b\u3093<\/strong>\u3002\u5bfe\u7b56\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3001<strong>\u751f\u6210\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4e00\u5143\u7ba1\u7406\u3057\u3001\u53cc\u65b9\u3067\u540c\u3058\u5024\u3092\u660e\u793a\u7684\u306b\u6307\u5b9a\u3059\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>\u63c3\u3048\u308b\u3079\u304d3\u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th>\u63a8\u5968\u306e\u63c3\u3048\u65b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u8aa4\u308a\u8a02\u6b63\u30ec\u30d9\u30eb<\/td>\n<td>\u7528\u9014\u3067\u7d71\u4e00\uff08\u5370\u5237\u304c\u7d61\u3080\u306a\u3089 M \u307e\u305f\u306f Q \u3092\u63a8\u5968\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30de\u30fc\u30b8\u30f3<\/td>\n<td>\u4e21\u8005\u3067\u540c\u3058\u30bb\u30eb\u6570\uff08\u4f8b: 4\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30a8\u30f3\u30b3\u30fc\u30c9<\/td>\n<td>UTF-8\u6587\u5b57\u5217\u306f\u30d0\u30a4\u30c8\u30e2\u30fc\u30c9\uff08\u4e21\u8005\u3068\u3082\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30d0\u30a4\u30c8\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8aa4\u308a\u8a02\u6b63\u30ec\u30d9\u30eb\u306e\u76ee\u5b89\uff1a<\/p>\n<ul>\n<li><strong>L<\/strong>: \u7d047%\u5fa9\u5143\u3002\u753b\u9762\u8868\u793a\u3067\u30c7\u30fc\u30bf\u91cf\u3092\u6291\u3048\u305f\u3044\u3068\u304d<\/li>\n<li><strong>M<\/strong>: \u7d0415%\u5fa9\u5143\u3002\u6c4e\u7528\u7684\u306a\u30c7\u30d5\u30a9\u30eb\u30c8<\/li>\n<li><strong>Q<\/strong>: \u7d0425%\u5fa9\u5143\u3002\u5370\u5237\u30fb\u5c4b\u5916\u30fb\u30ed\u30b4\u57cb\u3081\u8fbc\u307f\u5411\u3051<\/li>\n<li><strong>H<\/strong>: \u7d0430%\u5fa9\u5143\u3002\u904e\u9177\u306a\u74b0\u5883\u5411\u3051\uff08\u30bb\u30eb\u304c\u5bc6\u306b\u306a\u308b\uff09<\/li>\n<\/ul>\n<h2>\u5b9f\u88c5\u4f8b<\/h2>\n<h3>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\uff08Vue 3 + vue-qrcode\uff09<\/h3>\n<pre class=\"lang:default decode:true\">\/\/ main.js\nimport { createApp } from 'vue'\nimport VueQrcode from '@chenfengyuan\/vue-qrcode'\nimport App from '.\/App.vue'\n\nconst app = createApp(App)\napp.component(VueQrcode.name, VueQrcode)\napp.mount('#app')<\/pre>\n<pre class=\"lang:default decode:true\">&lt;!-- TicketQr.vue --&gt;\n&lt;script setup&gt;\nimport { computed } from 'vue'\n\nconst props = defineProps({\n  payload: { type: String, required: true },\n})\n\nconst qrOptions = computed(() =&gt; ({\n  width: 240,                \/\/ \u8868\u793a\u30d4\u30af\u30bb\u30eb\u5e45\n  margin: 4,                 \/\/ Quiet Zone\uff08\u30bb\u30eb\u6570\uff09\n  errorCorrectionLevel: 'M', \/\/ L \/ M \/ Q \/ H\n}))\n&lt;\/script&gt;\n\n&lt;template&gt;\n  &lt;vue-qrcode :value=\"payload\" :options=\"qrOptions\" \/&gt;\n&lt;\/template&gt;<\/pre>\n<p>\u30dd\u30a4\u30f3\u30c8\u306f <code>margin<\/code> \u3068 <code>errorCorrectionLevel<\/code> \u3092<strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u4efb\u305b\u306b\u305b\u305a\u660e\u793a\u3059\u308b<\/strong>\u3053\u3068\u3067\u3059\u3002<code>width<\/code> \u306f\u8868\u793a\u30b5\u30a4\u30ba\u3067\u3042\u308a\u3001QR\u306e\u69cb\u9020\uff08\u30d0\u30fc\u30b8\u30e7\u30f3\uff09\u305d\u306e\u3082\u306e\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\u69cb\u9020\u3092\u6c7a\u3081\u308b\u306e\u306f\u6587\u5b57\u5217\u9577\u3068ECC\u30ec\u30d9\u30eb\u3067\u3059\u3002<\/p>\n<h3>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\uff08PHP + php-qrcode \/ v6\u7cfb\uff09<\/h3>\n<pre class=\"lang:default decode:true\">&lt;?php\nuse chillerlan\\QRCode\\QRCode;\nuse chillerlan\\QRCode\\QROptions;\nuse chillerlan\\QRCode\\Common\\EccLevel;\nuse chillerlan\\QRCode\\Output\\QRGdImagePNG;\n\nfinal class QrService\n{\n    public function pngDataUri(string $payload): string\n    {\n        $options = new QROptions([\n            'eccLevel'        =&gt; EccLevel::M,         \/\/ \u30d5\u30ed\u30f3\u30c8\u3068\u63c3\u3048\u308b\n            'quietzoneSize'   =&gt; 4,                    \/\/ margin: 4 \u3068\u63c3\u3048\u308b\n            'outputInterface' =&gt; QRGdImagePNG::class,  \/\/ GD\u3067PNG\u51fa\u529b\uff08\u51fa\u529b\u306f\u30af\u30e9\u30b9\u3067\u6307\u5b9a\uff09\n            'scale'           =&gt; 6,                     \/\/ 1\u30bb\u30eb\u3042\u305f\u308a\u306epx\uff08\u5370\u5237\u89e3\u50cf\u5ea6\u306b\u52b9\u304f\uff09\n        ]);\n\n        \/\/ v5 \u4ee5\u964d\u3001render() \u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 base64 data URI \u3092\u8fd4\u3059\n        return (new QRCode($options))-&gt;render($payload); \/\/ \"data:image\/png;base64,...\"\n    }\n}<\/pre>\n<p>v6 \u306e <code>QROptions<\/code> \u3067\u306f\u3001\u51fa\u529b\u5f62\u5f0f\u306f <code>outputType<\/code> \u5b9a\u6570\u3067\u306f\u306a\u304f <code>outputInterface<\/code> \u306b\u51fa\u529b\u30af\u30e9\u30b9\uff08\u3053\u3053\u3067\u306f <code>QRGdImagePNG::class<\/code>\uff09\u3092\u6e21\u3057\u3066\u6307\u5b9a\u3057\u307e\u3059\u3002\u307e\u305f v6 \u306e <code>QRCode<\/code> \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f iterable \u3092\u53d7\u3051\u53d6\u308c\u308b\u305f\u3081\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u914d\u5217\u306e\u307e\u307e\u76f4\u63a5\u6e21\u3059\u3053\u3068\u3082\u3067\u304d\u307e\u3059\uff08\u5185\u90e8\u3067 <code>QROptions<\/code> \u306b\u5909\u63db\u3055\u308c\u307e\u3059\uff09\u3002<\/p>\n<pre class=\"lang:default decode:true\">\/\/ QROptions \u3092\u4ecb\u3055\u305a\u3001\u914d\u5217\u3092\u305d\u306e\u307e\u307e\u6e21\u3059\u66f8\u304d\u65b9\uff08v6\uff09\n$dataUri = (new QRCode([\n    'eccLevel'        =&gt; EccLevel::M,\n    'quietzoneSize'   =&gt; 4,\n    'outputInterface' =&gt; QRGdImagePNG::class,\n    'scale'           =&gt; 6,\n]))-&gt;render($payload);<\/pre>\n<p><code>render()<\/code> \u306f\u65e2\u5b9a\u3067 <code>data:image\/png;base64,...<\/code> \u5f62\u5f0f\u306e data URI \u3092\u8fd4\u3057\u307e\u3059\u3002\u751f\u306e\u30d0\u30a4\u30ca\u30ea\uff08PNG\u305d\u306e\u3082\u306e\uff09\u304c\u6b32\u3057\u3044\u5834\u5408\u306f <code>'outputBase64' =&gt; false<\/code> \u3092\u6307\u5b9a\u3057\u307e\u3059\u3002HTML\u306b <code>&lt;img src&gt;<\/code> \u3067\u57cb\u3081\u8fbc\u3080\u306a\u3089 data URI \u306e\u307e\u307e\u304c\u6271\u3044\u3084\u3059\u304f\u3001\u30d5\u30a1\u30a4\u30eb\u4fdd\u5b58\u3084\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u76f4\u63a5\u6d41\u3059\u5834\u5408\u306f <code>outputBase64=false<\/code> \u304c\u4fbf\u5229\u3067\u3059\u3002<\/p>\n<h3>\u8a2d\u5b9a\u3092\u4e00\u7b87\u6240\u306b\u307e\u3068\u3081\u308b<\/h3>\n<p>\u30d5\u30ed\u30f3\u30c8\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u30de\u30b8\u30c3\u30af\u30ca\u30f3\u30d0\u30fc\u304c\u6563\u3089\u3070\u308b\u3068\u3001\u7247\u65b9\u3060\u3051\u5909\u3048\u3066\u4e8b\u6545\u308a\u307e\u3059\u3002\u300cQR\u4ed5\u69d8\u300d\u3092\u5171\u6709\u306e\u8a2d\u5b9a\u3068\u3057\u3066\u6271\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:default decode:true\">\/\/ config\/qr.php \u306a\u3069\nreturn [\n    'ecc'    =&gt; 'M',  \/\/ L \/ M \/ Q \/ H\n    'margin' =&gt; 4,\n    'scale'  =&gt; 6,\n];<\/pre>\n<p>\u30d5\u30ed\u30f3\u30c8\u5074\u3082\u30d3\u30eb\u30c9\u6642\u306e\u74b0\u5883\u5909\u6570\u3084\u5171\u901aJSON\u304b\u3089\u540c\u3058\u5024\u3092\u8aad\u307f\u8fbc\u307e\u305b\u3066\u304a\u304f\u3068\u3001\u300cQR\u306e\u4ed5\u69d8\u306f\u3053\u3053\u3060\u3051\u898b\u308c\u3070\u3044\u3044\u300d\u72b6\u614b\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u88dc\u8db3\uff1av4 \/ v5 \u304b\u3089\u306e\u79fb\u884c<\/h3>\n<p>\u53e4\u3044\u8a18\u4e8b\u3084\u30b3\u30fc\u30c9\u3067\u306f\u5225\u306e\u66f8\u304d\u65b9\u3092\u898b\u304b\u3051\u307e\u3059\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3088\u3063\u3066API\u304c\u5909\u308f\u3063\u3066\u3044\u308b\u70b9\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>v4 \u7cfb<\/strong>: <code>eccLevel<\/code> \u306b <code>QRCode::ECC_M<\/code>\u3001\u51fa\u529b\u5f62\u5f0f\u306b <code>QRCode::OUTPUT_IMAGE_PNG<\/code> \u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u5b9a\u6570\u306f v5 \u4ee5\u964d\u3067\u5ec3\u6b62\u3055\u308c\u3066\u304a\u308a\u3001\u73fe\u884c\u3067\u306f\u52d5\u304d\u307e\u305b\u3093\u3002<\/li>\n<li><strong>v5 \u7cfb<\/strong>: \u51fa\u529b\u30af\u30e9\u30b9\u304c\u5237\u65b0\u3055\u308c\u3001ECC\u30ec\u30d9\u30eb\u306f <code>EccLevel::M<\/code>\u3001\u51fa\u529b\u5f62\u5f0f\u306f <code>QROutputInterface::GDIMAGE_PNG<\/code> \u306e\u3088\u3046\u306a\u5b9a\u6570\u3067\u6307\u5b9a\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3042\u308f\u305b\u3066 <code>render()<\/code> \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u51fa\u529b\u304c base64 data URI \u5316\u3057\u307e\u3057\u305f\u3002<\/li>\n<li><strong>v6 \u7cfb<\/strong>: <code>outputType<\/code> \u5b9a\u6570\u306f\u5ec3\u6b62\u3055\u308c\u3001<code>outputInterface<\/code> \u306b\u51fa\u529b\u30af\u30e9\u30b9\uff08<code>QRGdImagePNG::class<\/code> \u306a\u3069\uff09\u3092\u6e21\u3059\u5f62\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u304c iterable \u3092\u53d7\u3051\u53d6\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u6700\u4f4e\u8981\u4ef6\u3082 PHP 8.2 \u306b\u4e0a\u304c\u3063\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n<ol>\n<li><strong>\u540c\u4e00\u6587\u5b57\u5217\u3067\u4e21\u8005\u3092\u751f\u6210<\/strong>\u3057\u3001\u4e26\u3079\u3066\u30bb\u30eb\u5bc6\u5ea6\uff08\u30d0\u30fc\u30b8\u30e7\u30f3\uff09\u304c\u540c\u3058\u304b\u76ee\u8996\u3059\u308b<\/li>\n<li>\u30d5\u30ed\u30f3\u30c8\u306e\u63cf\u753bQR\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u751f\u6210\u306ePNG\u3092<strong>\u540c\u3058\u30b9\u30de\u30db\u30a2\u30d7\u30ea<\/strong>\u3067\u8aad\u307f\u53d6\u308a\u3001\u540c\u4e00\u306e\u30c7\u30b3\u30fc\u30c9\u7d50\u679c\u306b\u306a\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/li>\n<li><strong>\u5370\u5237\u3057\u3066<\/strong>\uff08\u767d\u9ed2\u30ec\u30fc\u30b6\u30fc\u7b49\uff09\u8aad\u307f\u53d6\u308c\u308b\u304b\u78ba\u8a8d\u3059\u308b\u3002\u753b\u9762\u3067\u306f\u8aad\u3081\u3066\u3082\u5370\u5237\u3067\u8aad\u3081\u306a\u3044\u30b1\u30fc\u30b9\u304c\u3042\u308b<\/li>\n<li>\u9577\u3081\u306e\u30da\u30a4\u30ed\u30fc\u30c9\uff08URL\uff0b\u30c8\u30fc\u30af\u30f3\u306a\u3069\uff09\u3067\u3001\u6298\u308a\u8fd4\u3057\u30fb\u30d0\u30fc\u30b8\u30e7\u30f3\u4e0a\u304c\u308a\u306e\u6319\u52d5\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ol>\n<h2>\u6ce8\u610f\u70b9<\/h2>\n<ul>\n<li><strong>\u30ed\u30b4\u57cb\u3081\u8fbc\u307f\u3092\u3059\u308b\u306a\u3089ECC\u30ec\u30d9\u30eb\u3092\u4e0a\u3052\u308b<\/strong>\uff08Q\u4ee5\u4e0a\u63a8\u5968\uff09\u3002\u4e2d\u592e\u306b\u30ed\u30b4\u3092\u4e57\u305b\u308b\uff1d\u4e00\u90e8\u30bb\u30eb\u3092\u6f70\u3059\u306e\u3067\u3001\u5fa9\u5143\u80fd\u529b\u304c\u5fc5\u8981<\/li>\n<li><strong>\u30da\u30a4\u30ed\u30fc\u30c9\u306f\u77ed\u304f\u4fdd\u3064<\/strong>\u3002\u9577\u3044URL\u306f\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u4e0a\u304c\u308a\u30bb\u30eb\u304c\u7d30\u304b\u304f\u306a\u308a\u3001\u5370\u5237\u30fb\u5c0f\u578b\u8868\u793a\u3067\u8aad\u307f\u53d6\u308a\u96e3\u5ea6\u304c\u4e0a\u304c\u308b\u3002\u77ed\u7e2eURL\u3084ID\u306e\u307f\u3092\u5165\u308c\u3066\u8a73\u7d30\u306f\u30b5\u30fc\u30d0\u3067\u5f15\u304f\u8a2d\u8a08\u304c\u5b89\u5168<\/li>\n<li><strong>\u6a5f\u5fae\u60c5\u5831\u3092\u76f4\u63a5QR\u306b\u5165\u308c\u306a\u3044<\/strong>\u3002QR\u306f\u6697\u53f7\u5316\u3067\u306f\u306a\u304f\u300c\u8aad\u307f\u53d6\u308a\u53ef\u80fd\u306a\u6587\u5b57\u5217\u300d\u3002\u751f\u306e\u30c8\u30fc\u30af\u30f3\u3084\u500b\u4eba\u60c5\u5831\u3067\u306f\u306a\u304f\u3001\u30ef\u30f3\u30bf\u30a4\u30e0\u6027\u306e\u3042\u308b\u8b58\u5225\u5b50\u3092\u5165\u308c\u308b<\/li>\n<li><strong>PNG\u3092\u90fd\u5ea6\u751f\u6210\u3059\u308b\u3068\u30b3\u30b9\u30c8\u306b\u306a\u308b<\/strong>\u5834\u5408\u304c\u3042\u308b\u3002\u9759\u7684\u306a\u3082\u306e\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u306e\u4fdd\u5b58\u3092\u691c\u8a0e<\/li>\n<li>\u30d0\u30fc\u30b8\u30e7\u30f3\u5dee\u3067API\u304c\u5909\u308f\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306a\u306e\u3067\u3001<strong>\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u6642\u306f\u751f\u6210\u7d50\u679c\u3092\u5fc5\u305a\u518d\u78ba\u8a8d<\/strong>\u3059\u308b<\/li>\n<\/ul>\n<h2>\u307e\u3068\u3081<\/h2>\n<ul>\n<li>QR\u306f\u300c\u540c\u3058\u6587\u5b57\u5217\uff1d\u540c\u3058\u898b\u305f\u76ee\u300d\u3067\u306f\u306a\u3044\u3002ECC\u30ec\u30d9\u30eb\u30fb\u30de\u30fc\u30b8\u30f3\u30fb\u30a8\u30f3\u30b3\u30fc\u30c9\u3067\u5909\u308f\u308b<\/li>\n<li>\u30d5\u30ed\u30f3\u30c8\uff08<code>vue-qrcode<\/code>\uff09\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\uff08<code>php-qrcode<\/code>\uff09\u306f<strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u4efb\u305b\u306b\u305b\u305a\u3001\u540c\u3058\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u660e\u793a\u6307\u5b9a\u3057\u3066\u63c3\u3048\u308b<\/strong><\/li>\n<li>\u4ed5\u69d8\u5024\uff08ECC\u30fbmargin\u30fbscale\uff09\u306f\u4e00\u7b87\u6240\u306b\u96c6\u7d04\u3057\u3001\u4e21\u74b0\u5883\u304b\u3089\u540c\u3058\u5024\u3092\u53c2\u7167\u3059\u308b<\/li>\n<li>\u753b\u9762\u3067\u8aad\u3081\u3066\u3082\u5370\u5237\u3067\u8aad\u3081\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001<strong>\u5370\u5237\u78ba\u8a8d\u307e\u3067\u3084\u308b<\/strong><\/li>\n<\/ul>\n<p>\u30d5\u30ed\u30f3\u30c8\u306e\u5373\u6642\u8868\u793a\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u5e33\u7968\u30fb\u4fdd\u5b58\u3092\u4e21\u7acb\u3059\u308b\u5834\u9762\u306f\u591a\u3044\u3067\u3059\u3002\u6700\u521d\u306b\u300cQR\u4ed5\u69d8\u300d\u3092\u6c7a\u3081\u3066\u4e21\u8005\u3067\u63c3\u3048\u3066\u304a\u304f\u3068\u3001\u5f8c\u304b\u3089\u306e\u8aad\u307f\u53d6\u308a\u30c8\u30e9\u30d6\u30eb\u3092\u307e\u3068\u3081\u3066\u9632\u3052\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Web\u30a2\u30d7\u30ea\u3067\u300cQR\u30b3\u30fc\u30c9\u3092\u8868\u793a\u3059\u308b\u300d\u8981\u4ef6\u306f\u3001\u5b9f\u306f2\u3064\u306e\u7570\u306a\u308b\u5834\u6240\u3067\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n","protected":false},"author":1,"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