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src/utils/tool.js

@@ -1,5 +1,5 @@
 export function formatter(num){
-    if(isNaN(num)) return 0;
+    if(isNaN(num) || !num) return 0;
     let n = num.toString().split(".");
     let number = n[0].replace(/\B(?=(\d{3})+(?!\d))/g, ',');
     if(n[1]) number = number + '.' + n[1];