" data-togglable=":exposed-java-time/main"><div class="symbol monospace"><span class="token keyword">open </span><span class="token keyword">fun </span><a href="index.html#1561427574%2FFunctions%2F2069758617"><span class="token function">valueToDB</span></a><span class="token punctuation">(</span><span class="parameters "><span class="parameter ">value<span class="token operator">: </span><a href="https://docs.oracle.com/javase/8/docs/api/java/time/Duration.html">Duration</a><span class="token operator">?</