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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_6fgqfqesnfdhu6fm75sf90pq2a, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sclass HTMLForm {
  new L<Row> rows;
  S tableClass;
  
  asclass Row {
    S label; // HTML
    
    abstract O contents(); // HTML
  }
  
  srecord LiteralRow(S contents) extends Row {
    O contents() { ret contents; }
  }
  
  S html() {
    LLS matrix = map(rows, row -> ll(row.label, strOrEmpty(row.contents)));
    ret htableRaw_valignTop(matrix, empty(tableClass) ? litparams(border := 1, cellpadding := 4) : litparams(class := formTableClass));
  }
  
  void add(S label, O contents) {
    rows.add(new LiteralRow(label, contents));
  }
}