最近做了一個(gè)小的demo,分享給大家,在很多地方都能用到。
一般獲取短信驗(yàn)證碼的時(shí)候會(huì)用到這個(gè)demo:
button里面包兩個(gè)span標(biāo)簽,根據(jù)點(diǎn)擊狀態(tài),顯示不同的span,關(guān)鍵代碼就是倒計(jì)時(shí):
<div id="example"> <button @click="send"> <span v-if="sendMsgDisabled">{{time+'秒后獲取'}}</span> <span v-if="!sendMsgDisabled">send</span> </button> </div>
button { width: 100px; height: 50px background: pink; }
var vm = new Vue({ el: '#example', data() { return { time: 60, // 發(fā)送驗(yàn)證碼倒計(jì)時(shí) sendMsgDisabled: false } }, methods: { send() { let me = this; me.sendMsgDisabled = true; let interval = window.setInterval(function() { if ((me.time--) <= 0) { me.time = 60; me.sendMsgDisabled = false; window.clearInterval(interval); } }, 1000); } } })
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