Vue multi-layer communication, the picture can not be displayed, there is display:none! important

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>vue</title>
</head>
<body>
<div id="app">
    <mparent :imgsrc="img" :title="title"></mparent>
</div>

<template id="img_child">
    <img :src="imgsrc" width="200" height="200">
</template>

<template id="title_child">
    <h2>{{title}}</h2>
</template>

<template id="my_parent">
    <div>
        <child1 :imgsrc="imgsrc"></child1>
        <child2 :title="title"></child2>
    </div>
</template>

<script src="js/vue.js"></script>
<script>
    //js

    //
    let childImg = Vue.extend({
        template: "-sharpimg_child",
        props: ["imgsrc"]
    });

    let childTitle = Vue.extend({
        template: "-sharptitle_child",
        props: ["title"]
    });

    //
    Vue.component("mparent", {
        props: ["imgsrc", "title"],
        components: {
            "child1": childImg,
            "child2": childTitle
        },
        template: "-sharpmy_parent"
    });

    new Vue({
        el: "-sharpapp",
        //Vue 
        data: {
            img: "img/ad.png",
            title: ""
        },
    });
</script>

</body>
</html>

there is no problem with your code. Pictures and text can come out


see if your browser has installed plug-ins to block ads and treat ad.png as ads

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3348b-2be77.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3348b-2be77.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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