内容-指令-v-on-01-语法1-内联语句输入v-on:事件名内联语句简便:事件名button v-on:clickcount--/button span{{ count }}/span button v-on:clickcount/buttonbutton :clickcount---/button span{{ count }}/span button :clickcount/button注意中间要插入数据否则-正确span是横向内联语句后加内容标签中间否则无呈现显示总结!DOCTYPE html html langen head meta charsetUTF-8 meta http-equivX-UA-Compatible contentIEedge meta nameviewport contentwidthdevice-width, initial-scale1.0 titleDocument/title /head body !-- 创建 -- div idapp button clickcount---/button span{{ count }}/span button clickcount/button /div script srchttps://cdn.jsdelivr.net/npm/vue2.7.16/dist/vue.js/script script const app new Vue({ el:#app, data:{ count:0 } }) /script /body /html