3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 65; $i <= 126; $i++) { If($i >90){ $k = ($i-65)/65; echo $k; //echo chr($k*65-26); } echo chr(($i%65)+65)."<br>\n"; } ?>
Output for 7.0.0 - 7.0.20, 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> 0.4[<br> 0.41538461538462\<br> 0.43076923076923]<br> 0.44615384615385^<br> 0.46153846153846_<br> 0.47692307692308`<br> 0.49230769230769a<br> 0.50769230769231b<br> 0.52307692307692c<br> 0.53846153846154d<br> 0.55384615384615e<br> 0.56923076923077f<br> 0.58461538461538g<br> 0.6h<br> 0.61538461538462i<br> 0.63076923076923j<br> 0.64615384615385k<br> 0.66153846153846l<br> 0.67692307692308m<br> 0.69230769230769n<br> 0.70769230769231o<br> 0.72307692307692p<br> 0.73846153846154q<br> 0.75384615384615r<br> 0.76923076923077s<br> 0.78461538461538t<br> 0.8u<br> 0.81538461538462v<br> 0.83076923076923w<br> 0.84615384615385x<br> 0.86153846153846y<br> 0.87692307692308z<br> 0.89230769230769{<br> 0.90769230769231|<br> 0.92307692307692}<br> 0.93846153846154~<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> 0.4[<br> 0.41538461538462\<br> 0.43076923076923]<br> 0.44615384615385^<br> 0.46153846153846_<br> 0.47692307692308`<br> 0.49230769230769a<br> 0.50769230769231b<br> 0.52307692307692c<br> 0.53846153846154d<br> 0.55384615384615e<br> 0.56923076923077f<br> 0.58461538461538g<br> 0.6h<br> 0.61538461538462i<br> 0.63076923076923j<br> 0.64615384615385k<br> 0.66153846153846l<br> 0.67692307692308m<br> 0.69230769230769n<br> 0.70769230769231o<br> 0.72307692307692p<br> 0.73846153846154q<br> 0.75384615384615r<br> 0.76923076923077s<br> 0.78461538461538t<br> 0.8u<br> 0.81538461538462v<br> 0.83076923076923w<br> 0.84615384615385x<br> 0.86153846153846y<br> 0.87692307692308z<br> 0.89230769230769{<br> 0.90769230769231|<br> 0.92307692307692}<br> 0.93846153846154~<br>

preferences:
201.34 ms | 403 KiB | 219 Q