><div class="content sourceset-dependent-content" data-active="" data-togglable=":lib:dokkaHtml/main"><div class="symbol monospace"><span class="token keyword">abstract </span><span class="token keyword">val </span><a href="is-constructor-defined.html">isConstructorDefined</a><span class="token operator">: </span><a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html">Boolean</a></div><p class="paragraph">Determines whatever declaration is defined in constructor (true) or not (fals