sidebar-fold-line

<svg viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M5 5H13V19H5V5ZM19 19H15V5H19V19ZM4 3C3.44772 3 3 3.44772 3 4V20C3 20.5523 3.44772 21 4 21H20C20.5523 21 21 20.5523 21 20V4C21 3.44772 20.5523 3 20 3H4ZM7 12L11 8.5V15.5L7 12Z"/></svg>

<i class="ti ti-sidebar-fold-line"></i>

ti ti-sidebar-fold-line

<i class="ti ti-022387"></i>

ti ti-022387

<svg aria-hidden="true" focusable="false" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M5 5H13V19H5V5ZM19 19H15V5H19V19ZM4 3C3.44772 3 3 3.44772 3 4V20C3 20.5523 3.44772 21 4 21H20C20.5523 21 21 20.5523 21 20V4C21 3.44772 20.5523 3 20 3H4ZM7 12L11 8.5V15.5L7 12Z"/></svg>

<svg aria-hidden="true" focusable="false" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M5 5H13V19H5V5ZM19 19H15V5H19V19ZM4 3C3.44772 3 3 3.44772 3 4V20C3 20.5523 3.44772 21 4 21H20C20.5523 21 21 20.5523 21 20V4C21 3.44772 20.5523 3 20 3H4ZM7 12L11 8.5V15.5L7 12Z"/></svg>

https://cdn.jsdelivr.net/npm/@ticnob/icons@1/icons/sidebar-fold-line.svg