3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i=0; $i<256; $i++){ echo $i . ' ' . chr($i) ."\n"; }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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
0 1  2  3  4  5  6  7  8  9 10 11 12 13 14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32 33 ! 34 " 35 # 36 $ 37 % 38 & 39 ' 40 ( 41 ) 42 * 43 + 44 , 45 - 46 . 47 / 48 0 49 1 50 2 51 3 52 4 53 5 54 6 55 7 56 8 57 9 58 : 59 ; 60 < 61 = 62 > 63 ? 64 @ 65 A 66 B 67 C 68 D 69 E 70 F 71 G 72 H 73 I 74 J 75 K 76 L 77 M 78 N 79 O 80 P 81 Q 82 R 83 S 84 T 85 U 86 V 87 W 88 X 89 Y 90 Z 91 [ 92 \ 93 ] 94 ^ 95 _ 96 ` 97 a 98 b 99 c 100 d 101 e 102 f 103 g 104 h 105 i 106 j 107 k 108 l 109 m 110 n 111 o 112 p 113 q 114 r 115 s 116 t 117 u 118 v 119 w 120 x 121 y 122 z 123 { 124 | 125 } 126 ~ 127  128 � 129 � 130 � 131 � 132 � 133 � 134 � 135 � 136 � 137 � 138 � 139 � 140 � 141 � 142 � 143 � 144 � 145 � 146 � 147 � 148 � 149 � 150 � 151 � 152 � 153 � 154 � 155 � 156 � 157 � 158 � 159 � 160 � 161 � 162 � 163 � 164 � 165 � 166 � 167 � 168 � 169 � 170 � 171 � 172 � 173 � 174 � 175 � 176 � 177 � 178 � 179 � 180 � 181 � 182 � 183 � 184 � 185 � 186 � 187 � 188 � 189 � 190 � 191 � 192 � 193 � 194 � 195 � 196 � 197 � 198 � 199 � 200 � 201 � 202 � 203 � 204 � 205 � 206 � 207 � 208 � 209 � 210 � 211 � 212 � 213 � 214 � 215 � 216 � 217 � 218 � 219 � 220 � 221 � 222 � 223 � 224 � 225 � 226 � 227 � 228 � 229 � 230 � 231 � 232 � 233 � 234 � 235 � 236 � 237 � 238 � 239 � 240 � 241 � 242 � 243 � 244 � 245 � 246 � 247 � 248 � 249 � 250 � 251 � 252 � 253 � 254 � 255 �
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 0 1  2  3  4  5  6  7  8  9 10 11 12 13 14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32 33 ! 34 " 35 # 36 $ 37 % 38 & 39 ' 40 ( 41 ) 42 * 43 + 44 , 45 - 46 . 47 / 48 0 49 1 50 2 51 3 52 4 53 5 54 6 55 7 56 8 57 9 58 : 59 ; 60 < 61 = 62 > 63 ? 64 @ 65 A 66 B 67 C 68 D 69 E 70 F 71 G 72 H 73 I 74 J 75 K 76 L 77 M 78 N 79 O 80 P 81 Q 82 R 83 S 84 T 85 U 86 V 87 W 88 X 89 Y 90 Z 91 [ 92 \ 93 ] 94 ^ 95 _ 96 ` 97 a 98 b 99 c 100 d 101 e 102 f 103 g 104 h 105 i 106 j 107 k 108 l 109 m 110 n 111 o 112 p 113 q 114 r 115 s 116 t 117 u 118 v 119 w 120 x 121 y 122 z 123 { 124 | 125 } 126 ~ 127  128 � 129 � 130 � 131 � 132 � 133 � 134 � 135 � 136 � 137 � 138 � 139 � 140 � 141 � 142 � 143 � 144 � 145 � 146 � 147 � 148 � 149 � 150 � 151 � 152 � 153 � 154 � 155 � 156 � 157 � 158 � 159 � 160 � 161 � 162 � 163 � 164 � 165 � 166 � 167 � 168 � 169 � 170 � 171 � 172 � 173 � 174 � 175 � 176 � 177 � 178 � 179 � 180 � 181 � 182 � 183 � 184 � 185 � 186 � 187 � 188 � 189 � 190 � 191 � 192 � 193 � 194 � 195 � 196 � 197 � 198 � 199 � 200 � 201 � 202 � 203 � 204 � 205 � 206 � 207 � 208 � 209 � 210 � 211 � 212 � 213 � 214 � 215 � 216 � 217 � 218 � 219 � 220 � 221 � 222 � 223 � 224 � 225 � 226 � 227 � 228 � 229 � 230 � 231 � 232 � 233 � 234 � 235 � 236 � 237 � 238 � 239 � 240 � 241 � 242 � 243 � 244 � 245 � 246 � 247 � 248 � 249 � 250 � 251 � 252 � 253 � 254 � 255 �

preferences:
213.71 ms | 405 KiB | 327 Q