我想调用函数_.lpad('1', 2, '0'),但是chrome向我展示了Uncaught TypeError: _.lpad is not a function。<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.<
CASE WHEN LPAD(day, 2, 0) BETWEEN 1 AND 31 THEN LPAD(day, 2, 0) ELSE NULL END, CASE WHEN LPAD(hour, 2, 0) BETWEEN 0 AND 23 THEN LPAD(hour, 2, 0) ELSE NULL END,