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VueJS
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## Тогл(переключение между двумя состояниями) CSS классов | |
//*.html | |
<div id="app"> | |
<button @click="active = !active" :aria-pressed="active ? 'true' : 'false'">Затогли меня</button> | |
<p :class="{ red: active }">Иногда мне нужно быть иначе стилизованным</p> | |
</div> | |
//*.js | |
new Vue({ | |
el: '#app', | |
data: { | |
active: false | |
} | |
}) | |
## Скрытие и раскрытие | |
//*.html | |
<div id="app"> | |
<button @click="show = !show" :aria-expanded="show ? 'true' : 'false'"> | |
Toggle Panel | |
</button> | |
<p v-if="show">hello</p> | |
</div> | |
//*.js | |
new Vue({ | |
el: '#app', | |
data: { | |
show: true | |
} | |
}) | |
## =================== | |
//*.html | |
<div id="app"> | |
<label for="textarea">Какой у тебя любимый вид шаурмы?</label> | |
<textarea id="textarea" v-model="tacos"></textarea> | |
<br> | |
<button v-show="tacos">Дай нам знать!</button> | |
</div> | |
//*.js | |
new Vue({ | |
el: '#app', | |
data() { | |
return { | |
tacos: '' | |
} | |
} | |
}) | |
## Контролирование форм | |
//*.html | |
<div id="app"> | |
<form @submit.prevent="submitForm"> | |
<div> | |
<label for="name">Name:</label><br> | |
<input id="name" type="text" v-model="name" required/> | |
</div> | |
<div> | |
<label for="email">Email:</label><br> | |
<input id="email" type="email" v-model="email" required/> | |
</div> | |
<div> | |
<label for="caps">HOW DO I TURN OFF CAPS LOCK:</label><br> | |
<textarea id="caps" v-model="caps" required></textarea> | |
</div> | |
<button :class="[name ? activeClass : '']" type="submit">Submit</button> | |
<div> | |
<h3>Response from server:</h3> | |
<pre>{{ response }}</pre> | |
</div> | |
</form> | |
</div> | |
//*.js | |
new Vue({ | |
el: '#app', | |
data() { | |
return { | |
name: '', | |
email: '', | |
caps: '', | |
response: '', | |
activeClass: 'active' | |
} | |
}, | |
methods: { | |
submitForm() { | |
axios.post('//jsonplaceholder.typicode.com/posts', { | |
name: this.name, | |
email: this.email, | |
caps: this.caps | |
}).then(response => { | |
this.response = JSON.stringify(response, null, 2) | |
}) | |
} | |
} | |
}) |
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