<?php number_format( float $num, int $decimals = 0, ?string $decimal_separator = ".", ?string $thousands_separator = ","): string
<?php $this->io->write(sprintf( '<info>Found %s package versions referenced in your dependency graph. %s (%d%%) were optimized away.</info>', number_format($total), number_format($filtered), round(100/$total*$filtered) ), true, IOInterface::VERY_VERBOSE);