title: Primeng KeyFilter not working well
body: <p>i am using KeyFilter Module of primeng here is my code :  </p>
  
  <pre><code>&lt;input type="text" pInputText [(ngModel)]="price.TintCost" [pKeyFilter]="patternDecimal" name="tintCost" required="true" /&gt;
  </code></pre>
  
  <p>here is my typescrip code :</p>
  
  <pre><code>patternDecimal: RegExp = /^[0-9]+(\.[0-9]{1,2})?$/;
  </code></pre>
  
  <p>and here is version of primeng :|</p>
  
  <pre><code>"primeng": "^5.2.0-rc.1",
  </code></pre>
  
  <p>i tested in regex then i can type dot(.) but when i apply to KeyFilter, it doesn't allow the dot(.). Someone help me, please</p>