Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/SUa9N on line 3
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/SUa9N on line 3
Notice: Use of undefined constant _w - assumed '_w' in /in/SUa9N(3) : regexp code on line 1
Notice: Use of undefined constant _a - assumed '_a' in /in/SUa9N(3) : regexp code on line 1
hello_world_again
Notice: Use of undefined constant _w - assumed '_w' in /in/SUa9N(3) : regexp code on line 1
Notice: Use of undefined constant _a - assumed '_a' in /in/SUa9N(3) : regexp code on line 1
hello_world_again