multiParmaMan update

src/multiParamManager.js

@@ -63,10 +63,12 @@ class MultiParamManager {
     var multiInputs = this.multiFields.querySelectorAll('input')
     console.log('ml length ' + multiInputs.length)
     for (var k = 0; k < multiInputs.length; k++) {
+      if (inputJSON[k]) {
         multiInputs[k].value = inputJSON[k]
         console.log('inputJSON number ' + k + ' is ' + inputJSON[k])
       }
     }
+  }
 
   createMultiFields () {
     if (this.funABI.inputs) {