Vue项目 移动端禁止页面放大缩小

// index.html 中添加 meta 标签
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, viewport-fit=cover, user-scalable=0">

//在 src / app.vue 中 script 标签内添加代码
<script>
window.onload = function() {
    document.addEventListener('touchstart', function(e) {
      console.log("1",e.touches.length)
      if (e.touches.length > 1) {
        e.preventDefault()
      }
    })
    document.addEventListener('gesturestart', function(e) {
      console.log("2")
      e.preventDefault()
    })
  }
</script>