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@ 2018-12-31T12:59:07Z

<?php

foreach (get_defined_constants() as $name => $value) {
    if (strpos($name, 'STREAM_CRYPTO_METHOD_') === 0) {
        echo $name . ' = ' . $value . PHP_EOL;
    }
}

Output
Performance
VLD
References
Branches

strpos: documentation ( source)
get_defined_constants: documentation ( source)

preferences:dark modelive preview

24.56 ms | 404 KiB | 5 Q