3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a1 = array('a1','a2','a3','a4'); $result=implode("<br/>\n",$a1)."<br/>"; echo $result; $product_names = apply_filters( 'woocommerce_shipping_package_details_array', $product_names, $package );
based on qAF39
Output for 7.0.0 - 7.3.0rc3
a1<br/> a2<br/> a3<br/> a4<br/> Fatal error: Uncaught Error: Call to undefined function apply_filters() in /in/7FMOg:7 Stack trace: #0 {main} thrown in /in/7FMOg on line 7
Process exited with code 255.
Output for hhvm-3.22.0
a1<br/> a2<br/> a3<br/> a4<br/> Fatal error: Uncaught Error: Call to undefined function apply_filters() in /in/7FMOg:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.18.5 - 3.21.3
a1<br/> a2<br/> a3<br/> a4<br/> Fatal error: Uncaught Error: Call to undefined function apply_filters() in /in/7FMOg:7 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
a1<br/> a2<br/> a3<br/> a4<br/> Fatal error: Call to undefined function apply_filters() in /in/7FMOg on line 7
Process exited with code 255.