增加金额限制，不能为0

pages/components/landkeybord/landkeybord.js

 Component({
   mixins: [],
   data: {
-    showresult:"",
+    showresult: "",
     result: "",
     scenes: 2,
     errMsg: ""
@@ -24,7 +24,7 @@ Component({
       this.setData({
         result: '',
         errMsg: '',
-        showresult:''
+        showresult: ''
       });
     }
 
@@ -71,7 +71,7 @@ Component({
         }
         this.setData({ result: cur, showresult: shownewresult });
       } else {
-        this.setData({ result: '',showresult:''});
+        this.setData({ result: '', showresult: '' });
       }
     }, finish(e) {
       this.setData({ errMsg: "" })
@@ -83,6 +83,10 @@ Component({
           this.setData({ errMsg: "金额格式有误" })
           return
         }
+        if (parseInt(this.data.result * 100) <= 0) {
+          this.setData({ errMsg: "金额格式有误" })
+          return;
+        }
       } else if (this.data.scenes == 2) {
         if (this.data.result == null || this.data.result.length != 11) {
           this.setData({ errMsg: "会员号格式有误" })
@@ -94,13 +98,13 @@ Component({
       this.props.onKeyBordClose();
     },
     //处理输入的内容
-  addInputContont(content){
+    addInputContont(content) {
       let newresult = this.data.result + content;
       let shownewresult = newresult
-     if(newresult.length > 13){
-        shownewresult = "..."+ newresult.substring(newresult.length - 11,newresult.length)
+      if (newresult.length > 13) {
+        shownewresult = "..." + newresult.substring(newresult.length - 11, newresult.length)
       }
-     this.setData({ result: newresult,showresult:shownewresult});
+      this.setData({ result: newresult, showresult: shownewresult });
     }
 
   },