3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t = "(AB|AL|B BA BB BD BF BH BL BN BR BS BT BX CA CB CF CH CM CO CR CT CV CW DA DD DE DG DH DL DN DT DY E EC EH EN EX FK FY G GL GU GY HA HD HG HP HR HS HU HX IG IM IP IV JE KA KT KW KY L GIR LA LD LE LL LN LS LU M ME MK ML N NE NG NN NP NR NW OL OX PA PE PH PL PO PR RG RH RM S SA SE SG SK SL SM SN SO SP SR SS ST SW SY TA TD TF TN TQ TR TS TW UB W WA WC WD WF WN WR WS WV YO ZE"; return impode('|', explode(' ', $t));
based on gQiHJ
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function impode() in /in/UjUmd:4 Stack trace: #0 {main} thrown in /in/UjUmd on line 4
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Fatal error: Call to undefined function impode() in /in/UjUmd on line 4
Process exited with code 255.