优化H5报错问题

utils/tool.js

@@ -39,16 +39,25 @@ function mount() {
         })
     }
     Vue.prototype.cutoff = (msg, title = "", mask = false, exitTime = 0, icon = 'none', duration = 2000, ) => {
-        if (msg != '成功' || title) wx.showToast({
+        if (msg != '成功' || title) uni.showToast({
             title: msg == '成功' ? title : msg,
             duration,
             icon,
-            mask: mask || exitTime,
+            mask: mask || exitTime != 0
         })
         if (exitTime && msg == '成功') setTimeout(uni.navigateBack, exitTime)
         return msg != '成功';
     };
     Vue.prototype.tovw = (num) => (num * 100 / 375).toFixed(3) + "vw";
+    Vue.prototype.getHeight = (even, that) => {
+        return new Promise((resolve, reject) => {
+            uni.getSystemInfo({
+                success(s) {
+                    uni.createSelectorQuery().in(that).select(even).boundingClientRect().exec(res => (!res[0]) ? reject('没有查询到元素') : resolve(s.windowHeight - res[0].bottom))
+                }
+            });
+        })
+    }
 }
 
 function getCity() {