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<tr class="memdesc:a94e15947dfbd16e4f6ef6f4fe0b7ae49"><td class="mdescLeft">&#160;</td><td class="mdescRight">Determines the validity of datetime.  <a href="classfabgl_1_1_d_s3231_a94e15947dfbd16e4f6ef6f4fe0b7ae49.html#a94e15947dfbd16e4f6ef6f4fe0b7ae49">More...</a><br /></td></tr>
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<tr class="memitem:a4b855984a50fd66687dd28acb8c8cb9f"><td class="memItemLeft" align="right" valign="top">bool&#160;<