3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testString = 'test'; $stream = fopen('php://memory', 'r+'); fwrite($stream, $testString); rewind($stream); $filter = stream_filter_append($stream, 'convert.base64-encode'); echo "encode - low-level - memory = " . stream_get_contents($stream) . PHP_EOL; $testString = 'dGVzdA=='; $stream = fopen('php://memory', 'r+'); fwrite($stream, $testString); rewind($stream); $filter = stream_filter_append($stream, 'convert.base64-decode'); echo "decode - low-level - memory = " . stream_get_contents($stream) . PHP_EOL; $testString = 'test'; $stream = fopen('php://temp', 'r+'); fwrite($stream, $testString); rewind($stream); $filter = stream_filter_append($stream, 'convert.base64-encode'); echo "encode - low-level - temp = " . stream_get_contents($stream) . PHP_EOL; $testString = 'dGVzdA=='; $stream = fopen('php://temp', 'r+'); fwrite($stream, $testString); rewind($stream); $filter = stream_filter_append($stream, 'convert.base64-decode'); echo "decode - low-level - temp = " . stream_get_contents($stream) . PHP_EOL;
Output for 7.1.25 - 7.1.27, 7.4.14 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
encode - low-level - memory = dGVzdA== decode - low-level - memory = test encode - low-level - temp = dGVzdA== decode - low-level - temp = test
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 encode - low-level - memory = dGVzdA== decode - low-level - memory = test encode - low-level - temp = dGVzdA== decode - low-level - temp = test
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.13, 8.0.0
encode - low-level - memory = dGVzdA== decode - low-level - memory = test encode - low-level - temp = dGVz decode - low-level - temp = test
preferences:
151.94 ms | 402 KiB | 160 Q