{"id":5947,"date":"2025-06-16T09:32:55","date_gmt":"2025-06-17T02:18:54","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=5947"},"modified":"2025-06-17T09:32:55","modified_gmt":"2025-06-17T02:18:54","slug":"%e5%ad%b8%e7%bf%92vue-js%e4%b8%ad%e7%9a%84v-model%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/vue-js\/%e5%ad%b8%e7%bf%92vue-js%e4%b8%ad%e7%9a%84v-model%e6%8a%80%e5%b7%a7\/","title":{"rendered":"2025 \u5e74\u6700\u65b0 Vue.js v-model \u4f7f\u7528\u6280\u5de7\u8207\u5be6\u4f5c\u6307\u5357"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"Vue, v-model, Vue.js \u6559\u5b78, JavaScript \u6846\u67b6, \u8868\u55ae\u7d81\u5b9a\"><\/p>\n<h1>\u5728 Vue.js \u4e2d\u5982\u4f55\u4f7f\u7528 v-model\uff1f<\/h1>\n<p>Vue.js \u662f\u4e00\u500b\u8f15\u91cf\u7d1a\u4e14\u9748\u6d3b\u7684 JavaScript \u6846\u67b6\uff0c\u8b93\u958b\u767c\u8005\u80fd\u8fc5\u901f\u69cb\u5efa\u9ad8\u6548\u80fd\u7684 Web \u61c9\u7528\u7a0b\u5f0f\u3002\u900f\u904e v-model \u6307\u4ee4\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u8868\u55ae\u8f38\u5165\u8207\u61c9\u7528\u7a0b\u5f0f\u8cc7\u6599\u7684\u96d9\u5411\u7d81\u5b9a\uff0c\u9019\u662f Vue.js \u4e2d\u975e\u5e38\u6838\u5fc3\u4e14\u5be6\u7528\u7684\u529f\u80fd\u4e4b\u4e00\u3002<\/p>\n<h2>\u4ec0\u9ebc\u662f v-model\uff1f<\/h2>\n<p>v-model \u662f Vue.js \u4e2d\u7528\u4f86\u5be6\u73fe\u96d9\u5411\u6578\u64da\u7d81\u5b9a\u7684\u6307\u4ee4\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u5c07\u8868\u55ae\u5143\u7d20\u7684\u503c\u8207 Vue \u5be6\u4f8b\u7684\u6578\u64da\u7d81\u5b9a\u5728\u4e00\u8d77\uff0c\u7121\u8ad6\u662f\u7528\u6236\u8f38\u5165\u9084\u662f\u6578\u64da\u8b8a\u66f4\uff0c\u90fd\u80fd\u5373\u6642\u53cd\u6620\u5728\u5c0d\u65b9\u4e0a\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u7c21\u5316\u4e86\u8868\u55ae\u8655\u7406\u7684\u6d41\u7a0b\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\uff0c\u800c\u975e\u7e41\u7463\u7684 DOM \u64cd\u4f5c\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 v-model\uff1f<\/h2>\n<p>\u4f7f\u7528 v-model \u7684\u65b9\u6cd5\u7c21\u55ae\u660e\u77ad\uff0c\u53ea\u9700\u5728\u8868\u55ae\u5143\u7d20\u4e2d\u6dfb\u52a0 v-model \u6307\u4ee4\uff0c\u4e26\u5c07\u5176\u7d81\u5b9a\u5230 Vue \u5be6\u4f8b\u7684\u6578\u64da\u5c6c\u6027\u4e0a\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u5c07\u4e00\u500b\u6587\u5b57\u8f38\u5165\u6846\u7684\u503c\u8207 Vue \u5be6\u4f8b\u4e2d\u7684 message \u8b8a\u6578\u7d81\u5b9a\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u6cd5\uff1a<\/p>\n<pre><code class=\"language-html\">\n<input type=\"text\" v-model=\"message\">\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6587\u5b57\u6846\u7684\u503c\u6703\u8207 message \u8b8a\u6578\u96d9\u5411\u7d81\u5b9a\u3002\u7576\u7528\u6236\u5728\u6587\u5b57\u6846\u4e2d\u8f38\u5165\u5167\u5bb9\u6642\uff0cmessage \u6703\u81ea\u52d5\u66f4\u65b0\uff1b\u53cd\u4e4b\uff0c\u7576 message \u88ab\u66f4\u65b0\u6642\uff0c\u6587\u5b57\u6846\u4e5f\u6703\u96a8\u4e4b\u8b8a\u66f4\u3002<\/p>\n<h2>v-model \u7684\u512a\u9ede<\/h2>\n<p>\u4f7f\u7528 v-model \u7684\u4e3b\u8981\u512a\u52e2\u662f\u7c21\u5316\u4e86\u8868\u55ae\u6578\u64da\u7684\u8655\u7406\u904e\u7a0b\u3002\u5b83\u7684\u96d9\u5411\u7d81\u5b9a\u7279\u6027\u8b93\u958b\u767c\u8005\u4e0d\u9700\u64b0\u5beb\u5197\u9577\u7684\u4e8b\u4ef6\u8655\u7406\u908f\u8f2f\uff0c\u4e26\u4e14\u80fd\u5373\u6642\u66f4\u65b0 UI \u548c\u6578\u64da\uff0c\u9019\u4e0d\u50c5\u63d0\u5347\u4e86\u958b\u767c\u6548\u7387\uff0c\u9084\u6e1b\u5c11\u4e86\u51fa\u932f\u7684\u6a5f\u6703\u3002<\/p>\n<h3>\u932f\u8aa4\u6392\u9664<\/h3>\n<p>\u5728\u4f7f\u7528 v-model \u6642\uff0c\u6709\u6642\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u5e38\u898b\u932f\u8aa4\uff1a<br \/>\n&#8211; **\u672a\u5b9a\u7fa9\u7684\u6578\u64da\u5c6c\u6027**\uff1a\u78ba\u4fdd\u5728 Vue \u5be6\u4f8b\u4e2d\u5df2\u6b63\u78ba\u5b9a\u7fa9\u7d81\u5b9a\u7684\u6578\u64da\u5c6c\u6027\u3002<br \/>\n&#8211; **\u7d81\u5b9a\u932f\u8aa4**\uff1a\u6aa2\u67e5 v-model \u7684\u7d81\u5b9a\u662f\u5426\u6b63\u78ba\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528\u8868\u55ae\u7d44\u4ef6\u6642\u3002<\/p>\n<h3>\u5ef6\u4f38\u61c9\u7528<\/h3>\n<p>v-model \u4e0d\u50c5\u9069\u7528\u65bc\u57fa\u672c\u7684 input \u5143\u7d20\uff0c\u9084\u652f\u63f4 select\u3001textarea \u548c\u81ea\u5b9a\u7fa9\u7d44\u4ef6\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 v-model \u7684 select 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v-model\uff0c\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u7ba1\u7406\u8868\u55ae\u6578\u64da\uff0c\u7121\u9700\u904e\u591a\u7684\u7a0b\u5f0f\u78bc\u3002<\/p>\n<h2>\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff08Q&#038;A\uff09<\/h2>\n<h3>Q1: v-model \u53ea\u80fd\u7528\u65bc input \u55ce\uff1f<\/h3>\n<p>A1: \u4e0d\uff0cv-model \u9084\u53ef\u4ee5\u7528\u65bc\u5176\u4ed6\u8868\u55ae\u5143\u7d20\uff0c\u5982 select\u3001textarea \u4ee5\u53ca\u81ea\u5b9a\u7fa9\u7d44\u4ef6\uff0c\u53ea\u9700\u78ba\u4fdd\u76f8\u61c9\u7684\u7d44\u4ef6\u652f\u6301 v-model\u3002<\/p>\n<h3>Q2: \u5982\u4f55\u5728\u81ea\u5b9a\u7fa9\u7d44\u4ef6\u4e2d\u4f7f\u7528 v-model\uff1f<\/h3>\n<p>A2: \u5728\u81ea\u5b9a\u7fa9\u7d44\u4ef6\u4e2d\uff0c\u4f60\u9700\u8981\u4f7f\u7528 props \u63a5\u6536\u503c\uff0c\u4e26\u900f\u904e emit \u4e8b\u4ef6\u4f86\u66f4\u65b0\u7236\u7d1a\u7684\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u5be6\u73fe v-model \u7684\u96d9\u5411\u7d81\u5b9a\u3002<\/p>\n<h3>Q3: v-model \u662f\u5426\u652f\u6301\u975e\u6587\u672c\u8f38\u5165\u985e\u578b\uff1f<\/h3>\n<p>A3: \u662f\u7684\uff0cv-model \u652f\u6301\u6240\u6709\u985e\u578b\u7684\u8f38\u5165\uff0c\u5305\u62ec checkbox\u3001radio 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