composer require code-tool/jaeger-client-phpIt is strictly advised to use any form of DI container (e.g. Symfony Bundle).
<?phpuseJaeger\Tag\StringTag;
useJaeger\Tracer\TracerInterface;
/** @var TracerInterface $tracer */$span = $tracer->start('Parent Operation Name', [newStringTag('test.tag', 'Hello world in parent')]);
$childSpan = $tracer->start('Child Operation Name', [newStringTag('test.tag', 'Hello world in child')]);
$tracer->finish($childSpan);
$tracer->finish($span);