nl_tokens: Cloning a node .
pl_tokens: function ( deep ) { // not to clone the contents const node = dom . cloneNode ( this , false ) ; dom . upgrade ( <mask> ) ; node [ Constants . TMPL ] = this [ Constants . TMPL ] ; node [ Constants . INSERTED ] = false ; if ( deep ) { node . content = this . content ; } // ??? // if ('checked' in this) clone.checked = this.checked; return node ; }