3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 65; $i <= 126; $i++) { If($i >90){ $k = (($i-65)/26); echo $k; //echo chr($k*65-26); } echo chr(($i%65)+65)."<br>\n"; } ?>
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
A<br> B<br> C<br> D<br> E<br> F<br> G<br> H<br> I<br> J<br> K<br> L<br> M<br> N<br> O<br> P<br> Q<br> R<br> S<br> T<br> U<br> V<br> W<br> X<br> Y<br> Z<br> 1[<br> 1.0384615384615\<br> 1.0769230769231]<br> 1.1153846153846^<br> 1.1538461538462_<br> 1.1923076923077`<br> 1.2307692307692a<br> 1.2692307692308b<br> 1.3076923076923c<br> 1.3461538461538d<br> 1.3846153846154e<br> 1.4230769230769f<br> 1.4615384615385g<br> 1.5h<br> 1.5384615384615i<br> 1.5769230769231j<br> 1.6153846153846k<br> 1.6538461538462l<br> 1.6923076923077m<br> 1.7307692307692n<br> 1.7692307692308o<br> 1.8076923076923p<br> 1.8461538461538q<br> 1.8846153846154r<br> 1.9230769230769s<br> 1.9615384615385t<br> 2u<br> 2.0384615384615v<br> 2.0769230769231w<br> 2.1153846153846x<br> 2.1538461538462y<br> 2.1923076923077z<br> 2.2307692307692{<br> 2.2692307692308|<br> 2.3076923076923}<br> 2.3461538461538~<br>
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 A<br> B<br> C<br> D<br> E<br> F<br> G<br> H<br> I<br> J<br> K<br> L<br> M<br> N<br> O<br> P<br> Q<br> R<br> S<br> T<br> U<br> V<br> W<br> X<br> Y<br> Z<br> 1[<br> 1.0384615384615\<br> 1.0769230769231]<br> 1.1153846153846^<br> 1.1538461538462_<br> 1.1923076923077`<br> 1.2307692307692a<br> 1.2692307692308b<br> 1.3076923076923c<br> 1.3461538461538d<br> 1.3846153846154e<br> 1.4230769230769f<br> 1.4615384615385g<br> 1.5h<br> 1.5384615384615i<br> 1.5769230769231j<br> 1.6153846153846k<br> 1.6538461538462l<br> 1.6923076923077m<br> 1.7307692307692n<br> 1.7692307692308o<br> 1.8076923076923p<br> 1.8461538461538q<br> 1.8846153846154r<br> 1.9230769230769s<br> 1.9615384615385t<br> 2u<br> 2.0384615384615v<br> 2.0769230769231w<br> 2.1153846153846x<br> 2.1538461538462y<br> 2.1923076923077z<br> 2.2307692307692{<br> 2.2692307692308|<br> 2.3076923076923}<br> 2.3461538461538~<br>

preferences:
250.21 ms | 403 KiB | 291 Q