3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo "str starts with 0" . (strpos('CNXXXXXX122334.txt','CN') == 0) . "\n"; echo "str does not starts with 0" . (strpos('CNXXXXXX122334.txt','XT') == 0) . "\n"; echo "str starts with 0" . (strpos('CNXXXXXX122334.txt','XT') == 1) . "\n";
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
str starts with 01 str does not starts with 01 str starts with 0