- strpos: documentation ( source)
- get_defined_constants: documentation ( source)
- define: documentation ( source)
<?php
define('TEST_A', 'A');
define('TEST_C', 'C');
foreach(get_defined_constants() as $name => $value) {
if (strpos($name, 'TEST_') === 0) {
echo "$name: $value\n";
}
}
echo "Done\n";