build/wick.node.js
function(index, node = this.fch) {
                if(node.par !== this)
                    node = this.fch;

                let first = node;
                let i = 0;
                while (node && node != first) {
                    if (i++ == index)
                        return node;
                    node = node.nxt;
                }

                return null;
            }
function(index, node = this.fch) {
                if(node.par !== this)
                    node = this.fch;

                let first = node;
                let i = 0;
                while (node && node != first) {
                    if (i++ == index)
                        return node;
                    node = node.nxt;
                }

                return null;
            }
function ( index , node = this . fch ) { if ( node . par !== this ) node = this . fch ; let first = node ; let i = 0 ; while ( node && node != first ) { if ( i ++ == index ) return node ; node = node . nxt ; } return null ; }
Gets the child at index.

@param      {number}  index   The index
Gets the child at index .