• IsDate() in JavaScript?
  function isDate (value) { return (!isNaN (new Date (value).getYear () ) ) ; }
  in Tutorial with data isdate javascript tipo
• JavaScript isDate Function [javascript] [date] [typecheck]
  function isDate (x) { return (null != x) && !isNaN(x) && ("undefined" !== typeof x.getDate); }
  in Tutorial with data date isdate tipo type validacao

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