{"id":10789,"date":"2020-05-30T17:32:27","date_gmt":"2020-05-30T08:32:27","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=10789"},"modified":"2023-05-27T23:58:54","modified_gmt":"2023-05-27T14:58:54","slug":"%e3%80%90vue-js%e3%80%91%e3%82%a4%e3%83%99%e3%83%b3%e3%83%88%e4%bf%ae%e9%a3%be%e5%ad%90%ef%bc%88-stop%e3%80%81-prevent%ef%bc%89%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=10789","title":{"rendered":"\u3010Vue.js\u3011v-on\u306e\u30a4\u30d9\u30f3\u30c8\u4fee\u98fe\u5b50\uff08.stop\u3001.prevent\u3001.native\u3001.sync\uff09\u306b\u3064\u3044\u3066"},"content":{"rendered":"<h2>\u30a4\u30d9\u30f3\u30c8\u4fee\u98fe\u5b50\u3068\u306f\uff1f<\/h2>\n<p>DOM\u30a4\u30d9\u30f3\u30c8\u7b49\u3067\u6700\u521d\u306b\u884c\u308f\u308c\u305d\u3046\u306a\u51e6\u7406\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u306e\u3053\u3068\u3002<\/p>\n<h2>\u3088\u304f\u4f7f\u3046\u30a4\u30d9\u30f3\u30c8\u4fee\u98fe\u5b50<\/h2>\n<p>\u4ed6\u306b\u3082\u69d8\u3005\u306a\u4fee\u98fe\u5b50\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u306f\u4e0b\u8a18\u306e\u4fee\u98fe\u5b50\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>stop<\/li>\n<li>prevent<\/li>\n<li>native<\/li>\n<li>sync<\/li>\n<\/ul>\n<h2>stop<\/h2>\n<h3>stop\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408<\/h3>\n<p>\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306bclick\u30a4\u30d9\u30f3\u30c8\u3092\u5165\u308c\u5b50\u306b\u3057\u305f\u5834\u5408\u4f55\u3082\u3057\u306a\u3044\u5834\u5408\u306f\u300c\u4f1d\u642c\u3059\u308b\u300d\u2192\u300cevent\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u304c\u305d\u308c\u305e\u308c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">  &lt;div id=\"app\"&gt;\r\n    &lt;p v-on:click=\"click\"&gt;click\u3057\u3066\u304f\u3060\u3055\u3044\u3002&lt;span v-on:click=\"noClick\"&gt;\u3053\u3053\u306fclick\u53cd\u5fdc\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002&lt;\/span&gt;&lt;\/p&gt;\r\n  &lt;\/div&gt;\r\n\r\n  &lt;script&gt;\r\n    new Vue({\r\n      el: \"#app\",\r\n      data: {\r\n      },\r\n      methods: {\r\n        click: function (event) {\r\n          console.log(event);\r\n        },\r\n        noClick: function (event) {\r\n          console.log('\u4f1d\u642c\u3059\u308b\u3002');\r\n        }\r\n      }\r\n    })\r\n  &lt;\/script&gt;\r\n<\/pre>\n<h4>\u666e\u901a\u306fstopPropagation\u3092\u4f7f\u3046<\/h4>\n<p>\u4e0b\u8a18\u306e\u3088\u3046\u306b\u30e1\u30bd\u30c3\u30c9\u306e\u5148\u982d\u306b<span style=\"color: #ff0000;\"><strong>\u300cevent.stopPropagation()\u300d<\/strong><\/span>\u3092\u4f7f\u3046\u3053\u3068\u3067\u4f1d\u642c\u3055\u308c\u306a\u304f\u306a\u308a\u307e\u3059\u3002\uff08\u300c\u4f1d\u642c\u3059\u308b\u3002\u300d\u306e\u307f\u51fa\u529b\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\uff09<\/p>\n<pre class=\"lang:default decode:true\">  &lt;div id=\"app\"&gt;\r\n    &lt;p v-on:click=\"click\"&gt;click\u3057\u3066\u304f\u3060\u3055\u3044\u3002&lt;span v-on:click=\"noClick\"&gt;\u3053\u3053\u306fclick\u53cd\u5fdc\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002&lt;\/span&gt;&lt;\/p&gt;\r\n  &lt;\/div&gt;\r\n\r\n  &lt;script&gt;\r\n    new Vue({\r\n      el: \"#app\",\r\n      data: {\r\n      },\r\n      methods: {\r\n        click: function (event) {\r\n          console.log(event);\r\n        },\r\n        noClick: function (event) {\r\n          event.stopPropagation();\u3000\u2605\r\n          console.log('\u4f1d\u642c\u3059\u308b\u3002');\r\n        }\r\n      }\r\n    })\r\n  &lt;\/script&gt;<\/pre>\n<h3>stop\u4fee\u98fe\u5b50\u3067\u66f8\u304d\u63db\u3048<\/h3>\n<p>stop\u4fee\u98fe\u5b50\u306a\u3089\u697d\u306b\u66f8\u304d\u63db\u3048\u308b\u4e8b\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">  &lt;div id=\"app\"&gt;\r\n    &lt;p v-on:click=\"click\"&gt;click\u3057\u3066\u304f\u3060\u3055\u3044\u3002&lt;span v-on:click.stop=\"noClick\"&gt;\u3053\u3053\u306fclick\u53cd\u5fdc\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002&lt;\/span&gt;&lt;\/p&gt;\r\n  &lt;\/div&gt;\r\n\r\n  &lt;script&gt;\r\n    new Vue({\r\n      el: \"#app\",\r\n      data: {\r\n      },\r\n      methods: {\r\n        click: function (event) {\r\n          console.log(event);\r\n        },\r\n        noClick: function (event) {\r\n          console.log('\u4f1d\u642c\u3059\u308b\u3002');\r\n        }\r\n      }\r\n    })\r\n  &lt;\/script&gt;<\/pre>\n<h3>\u5b8c\u5168\u306b\u90e8\u5206\u7684\u306b\u53cd\u5fdc\u3055\u305b\u305f\u304f\u306a\u3044\u5834\u5408<\/h3>\n<p>\u51e6\u7406\u3092\u547c\u3070\u305a\u306b\u3001\u5b8c\u5168\u306b\u305d\u306e\u90e8\u5206\u306e\u51e6\u7406\u3092\u547c\u3073\u305f\u304f\u306a\u3044\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b<span style=\"color: #ff0000;\"><strong>stop\u3067\u8a18\u8ff0\u3092\u6b62\u3081\u308b<\/strong><\/span>\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">  &lt;div id=\"app\"&gt;\r\n    &lt;p v-on:click=\"click\"&gt;click\u3057\u3066\u304f\u3060\u3055\u3044\u3002&lt;span v-on:click.stop&gt;\u3053\u3053\u306fclick\u53cd\u5fdc\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002&lt;\/span&gt;&lt;\/p&gt;\r\n  &lt;\/div&gt;\r\n<\/pre>\n<h2>prevent<\/h2>\n<p>\u901a\u5e38\u30ea\u30f3\u30af\u306bJavaScript\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3057\u305f\u3044\u5834\u5408\u306f\u3001a\u30bf\u30b0\u306e\u901a\u5e38\u306e\u30ea\u30f3\u30af\u306e\u6a5f\u80fd\u3092\u7121\u52b9\u5316\u3057\u305f\u3044\u3067\u3059\u3002\u305d\u306e\u5834\u5408\u306f\u901a\u5e38\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b<span style=\"color: #ff0000;\"><strong>\u300cevent.preventDefault()\u300d<\/strong><\/span>\u3068\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">  &lt;div id=\"app\"&gt;\r\n    &lt;a href=\"#\" v-on:click=\"click\"&gt;\u30ea\u30f3\u30af\u3067\u3059\u3002&lt;\/span&gt;&lt;\/a&gt;\r\n  &lt;\/div&gt;\r\n\r\n  &lt;script&gt;\r\n    new Vue({\r\n      el: \"#app\",\r\n      data: {\r\n      },\r\n      methods: {\r\n        click: function (event) {\r\n          event.preventDefault();\r\n        }\r\n      }\r\n    })\r\n  &lt;\/script&gt;<\/pre>\n<p>\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u4e8b\u3067\u697d\u306b\u8a18\u8ff0\u3059\u308b\u4e8b\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true \">  &lt;div id=\"app\"&gt;\r\n    &lt;a href=\"#\" v-on:click.prevent=\"click\"&gt;\u30ea\u30f3\u30af\u3067\u3059\u3002&lt;\/span&gt;&lt;\/a&gt;\r\n  &lt;\/div&gt;\r\n\r\n  &lt;script&gt;\r\n    new Vue({\r\n      el: \"#app\",\r\n      data: {\r\n      }\r\n    })\r\n  &lt;\/script&gt;<\/pre>\n<h2>native\u4fee\u98fe\u5b50<\/h2>\n<p>\u89aa\u8981\u7d20\u3067\u304a\u304d\u305f\u30a4\u30d9\u30f3\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\u306b\u3057\u3066\u5b50\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3057\u305f\u3044\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h3>\u69cb\u6587<\/h3>\n<pre class=\"lang:default decode:true\">&lt;\u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8 @click.native=\"\u5b50\u306e\u30e1\u30bd\u30c3\u30c9\"&gt;&lt;\/\u5b50\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8&gt;<\/pre>\n<h3>\u30e1\u30ea\u30c3\u30c8<\/h3>\n<p>\u89aa\u8981\u7d20\u306eDOM\u30a4\u30d9\u30f3\u30c8\u3092\u30c8\u30ea\u30ac\u30fc\u3068\u3057\u3066\u5b50\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>sync\u4fee\u98fe\u5b50<\/h2>\n<p>\u901a\u5e38\u306f\u3001\u89aa\u2192\u5b50\u306e\u65b9\u5411\u3078\u3057\u304b\u53cc\u65b9\u5411\u306e\u30c7\u30fc\u30bf\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u304c\u3067\u304d\u306a\u3044\u3067\u3059\u304c\u3001<span style=\"color: #ff0000;\"><strong>sync\u4fee\u98fe\u5b50<\/strong><\/span>\u3092\u4f7f\u3046\u3053\u3068\u3067\u5b50\u2192\u89aa\u3078\u306e\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u3082\u53ef\u80fd\u3068\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u30a4\u30d9\u30f3\u30c8\u4fee\u98fe\u5b50\u3068\u306f\uff1f DOM\u30a4\u30d9\u30f3\u30c8\u7b49\u3067\u6700\u521d\u306b\u884c\u308f\u308c\u305d\u3046\u306a\u51e6\u7406\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u306e\u3053\u3068\u3002 \u3088\u304f\u4f7f\u3046\u30a4\u30d9\u30f3\u30c8\u4fee\u98fe\u5b50 \u4ed6\u306b\u3082\u69d8\u3005\u306a\u4fee\u98fe\u5b50\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\u306e\u306f\u4e0b\u8a18\u306e\u4fee\u98fe\u5b50\u306b\u306a\u308a\u307e\u3059\u3002 stop prevent nativ [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[60],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/10789"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10789"}],"version-history":[{"count":8,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/10789\/revisions"}],"predecessor-version":[{"id":20625,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/10789\/revisions\/20625"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10789"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}