3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php print preg_match('/^[a-z0-9 _.*",?{}@!=:;\/+~\\-]+$/i', 'v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDLVTHyanj4Pvh8Ye3vcOpvG29URNNbESNvjgfx8F12rig2Pd5gp1Y6NAZQgWzEFpDjeAMnFdpS+5U5XIAXz7nWVA061DXTXE2cvzHXGA0W8sLDOvdk3K7PXCRs1/c6JUgIhE+ViZebpShS3x4W72ooUXS2KvWe/ArpiF0Q+qrUlwIDAQAB');
Output for 4.3.0 - 7.1.0
1