qm-code-font" id="add"><span class="qm-api-javascript-header-function-name">add</span><span class="qm-api-javascript-header-function-args"><span class="qm-api-javascript-header-function-arg"><span class="qm-api-javascript-header-function-arg-name">value</span><span class="qm-api-javascript-header-function-arg-type"><span class="qm-api-type">Any</span></span></span></span><span class="qm-api-javascript-header-function-returns"><span class="qm-api-type">Set</span></span></span><span class="qm-api-header-tags"