PHP code example of chesszebra / portable-game-notation

1. Go to this page and download the library: Download chesszebra/portable-game-notation library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

chesszebra / portable-game-notation example snippets


use ChessZebra\PortableGameNotation\Reader\StringReader;

$reader = new StringReader('1. e4 e5');

$tokenIterator = $reader->read();


use ChessZebra\PortableGameNotation\Reader\StringReader;

$reader = new StreamReader(fopen('games.pgn', 'r'));

$tokenIterator = $reader->read();


use ChessZebra\PortableGameNotation\TokenIterator;
use ChessZebra\PortableGameNotation\Token\StandardAlgebraicNotation;
use ChessZebra\PortableGameNotation\Writer\StringWriter;
use ChessZebra\StandardAlgebraicNotation\Notation;

$tokenIterator = new TokenIterator([
    new MoveNumber(1),
    new StandardAlgebraicNotation(new Notation('e4')),
]);

$writer = new StringWriter();
$writer->write($tokenIterator);

$pgn = $writer->getPgn();


use ChessZebra\PortableGameNotation\TokenIterator;
use ChessZebra\PortableGameNotation\Token\StandardAlgebraicNotation;
use ChessZebra\PortableGameNotation\Writer\Stream;
use ChessZebra\StandardAlgebraicNotation\Notation;

$tokenIterator = new TokenIterator([
    new MoveNumber(1),
    new StandardAlgebraicNotation(new Notation('e4')),
]);

$writer = new Stream(fopen('game.pgn', 'w'));
$writer->write($tokenIterator);


use ChessZebra\PortableGameNotation\Lexer\StringLexer;

$lexer = new StringLexer('1. e4');

$token = $lexer->getNextToken();


use ChessZebra\PortableGameNotation\Lexer\StreamLexer;

$lexer = new StreamLexer(fopen('my-games.pgn', 'r'));

$token = $lexer->getNextToken();