How to detect if a 32-bit or 64-bit architecture in PHP

1 Answer

0 votes
if (PHP_INT_SIZE === 4) {
    echo "32-bit architecture.";
} elseif (PHP_INT_SIZE === 8) {
    echo "64-bit architecture.";
} else {
    echo "Unknown architecture.";
}


/*
run:

64-bit architecture.

*/

 



answered Jun 20, 2025 by avibootz

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