gExp
   after wrapping it in <code>^</code> and <code>$</code> characters. For instance, <code>&quot;abc&quot;</code> will be converted to
   <code>new RegExp(&#39;^abc$&#39;)</code>.<br />
   <strong>Note:</strong> Avoid using the <code>g</code> flag on the RegExp, as it will cause each successive search to
   start at the index of the last search&#39;s match, thus not taking the whole input value into
   account.</p>

        
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        ngChange
        
      