Update TypeNumber.ts

Author: Louprenard

src/types/TypeNumber.ts

@@ -108,9 +108,9 @@ export class TypeNumber extends TypeAny {
 
   // Function when test and transform param
   _isTypeNum = () => typeof this._value === 'number';
-  _isInteger = () => !Number.isNaN(Number.parseInt(+this.value));
-  _isFloat = () => !Number.isNaN(Number.parseFloat(+this.value));
-  _isNumber = () => !Number.isNaN(+this.value);
+  _isInteger = () => !Number.isNaN(Number.parseInt(+this._value));
+  _isFloat = () => !Number.isNaN(Number.parseFloat(+this._value));
+  _isNumber = () => !Number.isNaN(+this._value);
 
   _testType() {
     if (!this._isNumber()) {