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This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Class | Table
Name | ### matchRows()
Examples |
    Table table;

    void setup() {

      table = new Table();

      table.addColumn("name");
      table.addColumn("type");

      TableRow newRow = table.addRow();
      newRow.setString("name", "Lion");
      newRow.setString("type", "Mammal");

      newRow = table.addRow();
      newRow.setString("name", "Snake");
      newRow.setString("type", "Reptile");

      newRow = table.addRow();
      newRow.setString("name", "Mosquito");
      newRow.setString("type", "Insect");

      newRow = table.addRow();
      newRow.setString("name", "Lizard");
      newRow.setString("type", "Reptile");

      for (TableRow row : table.matchRows("R.*", "type")) {
        println(row.getString("name") + ": " + row.getString("type"));
      }
    }

    // Sketch prints:
    // Snake: Reptile
    // Lizard: Reptile
Description | Finds the rows in the Table that match the regular expression provided, and returns references to those rows. Returns an iterator, so for must be used to iterate through all the rows, as shown in the example above. The column to search may be specified by either its ID or title.
Syntax |
    .matchRows(regexp, column)
    .matchRows(regexp, columnName)
Parameters |
regexp | String: the regular expression to match
column | int: ID number of the column to search
columnName | String: title of the column to search
Returns | Iterable<TableRow>
Related | getRow() rows() findRow() findRows() matchRow()

Updated on July 4, 2018 11:56:46am EDT