nl_tokens: callback ( isok err )
pl_tokens: function exportSql ( obj , callback ) { var str = '' ; if ( <mask> . isArray ( obj ) ) { for ( var i = 0 ; i < obj . length ; ++ i ) { if ( obj [ i ] . type == 'struct' && base . isExportTypeString ( obj [ i ] . name ) ) { var cs = exportTable ( obj [ i ] , callback , obj ) ; if ( cs == undefined ) { return ; } str += cs + '\r\n' ; } } return str ; } return ; }