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<?php class Task { public $id; public $start; public $end; public function __construct($id, $start, $end) { $this->id = $id; $this->start = $start; $this->end = $end; } public function run() { if ($this->start <= $this->end) { printf( "Task #%d on %d\n", $this->id, $this->start); $this->start++; return true; } return false; } } $tasks = [ new Task(1, 1, 100), new Task(2, 101, 200), new Task(3, 201, 300) ]; do { $continue = false; foreach ($tasks as $task) { if ($task->run()) { if (!$continue) $continue = true; } } } while ($continue); ?>
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 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 - 8.2.19, 8.3.0 - 8.3.7
Task #1 on 1 Task #2 on 101 Task #3 on 201 Task #1 on 2 Task #2 on 102 Task #3 on 202 Task #1 on 3 Task #2 on 103 Task #3 on 203 Task #1 on 4 Task #2 on 104 Task #3 on 204 Task #1 on 5 Task #2 on 105 Task #3 on 205 Task #1 on 6 Task #2 on 106 Task #3 on 206 Task #1 on 7 Task #2 on 107 Task #3 on 207 Task #1 on 8 Task #2 on 108 Task #3 on 208 Task #1 on 9 Task #2 on 109 Task #3 on 209 Task #1 on 10 Task #2 on 110 Task #3 on 210 Task #1 on 11 Task #2 on 111 Task #3 on 211 Task #1 on 12 Task #2 on 112 Task #3 on 212 Task #1 on 13 Task #2 on 113 Task #3 on 213 Task #1 on 14 Task #2 on 114 Task #3 on 214 Task #1 on 15 Task #2 on 115 Task #3 on 215 Task #1 on 16 Task #2 on 116 Task #3 on 216 Task #1 on 17 Task #2 on 117 Task #3 on 217 Task #1 on 18 Task #2 on 118 Task #3 on 218 Task #1 on 19 Task #2 on 119 Task #3 on 219 Task #1 on 20 Task #2 on 120 Task #3 on 220 Task #1 on 21 Task #2 on 121 Task #3 on 221 Task #1 on 22 Task #2 on 122 Task #3 on 222 Task #1 on 23 Task #2 on 123 Task #3 on 223 Task #1 on 24 Task #2 on 124 Task #3 on 224 Task #1 on 25 Task #2 on 125 Task #3 on 225 Task #1 on 26 Task #2 on 126 Task #3 on 226 Task #1 on 27 Task #2 on 127 Task #3 on 227 Task #1 on 28 Task #2 on 128 Task #3 on 228 Task #1 on 29 Task #2 on 129 Task #3 on 229 Task #1 on 30 Task #2 on 130 Task #3 on 230 Task #1 on 31 Task #2 on 131 Task #3 on 231 Task #1 on 32 Task #2 on 132 Task #3 on 232 Task #1 on 33 Task #2 on 133 Task #3 on 233 Task #1 on 34 Task #2 on 134 Task #3 on 234 Task #1 on 35 Task #2 on 135 Task #3 on 235 Task #1 on 36 Task #2 on 136 Task #3 on 236 Task #1 on 37 Task #2 on 137 Task #3 on 237 Task #1 on 38 Task #2 on 138 Task #3 on 238 Task #1 on 39 Task #2 on 139 Task #3 on 239 Task #1 on 40 Task #2 on 140 Task #3 on 240 Task #1 on 41 Task #2 on 141 Task #3 on 241 Task #1 on 42 Task #2 on 142 Task #3 on 242 Task #1 on 43 Task #2 on 143 Task #3 on 243 Task #1 on 44 Task #2 on 144 Task #3 on 244 Task #1 on 45 Task #2 on 145 Task #3 on 245 Task #1 on 46 Task #2 on 146 Task #3 on 246 Task #1 on 47 Task #2 on 147 Task #3 on 247 Task #1 on 48 Task #2 on 148 Task #3 on 248 Task #1 on 49 Task #2 on 149 Task #3 on 249 Task #1 on 50 Task #2 on 150 Task #3 on 250 Task #1 on 51 Task #2 on 151 Task #3 on 251 Task #1 on 52 Task #2 on 152 Task #3 on 252 Task #1 on 53 Task #2 on 153 Task #3 on 253 Task #1 on 54 Task #2 on 154 Task #3 on 254 Task #1 on 55 Task #2 on 155 Task #3 on 255 Task #1 on 56 Task #2 on 156 Task #3 on 256 Task #1 on 57 Task #2 on 157 Task #3 on 257 Task #1 on 58 Task #2 on 158 Task #3 on 258 Task #1 on 59 Task #2 on 159 Task #3 on 259 Task #1 on 60 Task #2 on 160 Task #3 on 260 Task #1 on 61 Task #2 on 161 Task #3 on 261 Task #1 on 62 Task #2 on 162 Task #3 on 262 Task #1 on 63 Task #2 on 163 Task #3 on 263 Task #1 on 64 Task #2 on 164 Task #3 on 264 Task #1 on 65 Task #2 on 165 Task #3 on 265 Task #1 on 66 Task #2 on 166 Task #3 on 266 Task #1 on 67 Task #2 on 167 Task #3 on 267 Task #1 on 68 Task #2 on 168 Task #3 on 268 Task #1 on 69 Task #2 on 169 Task #3 on 269 Task #1 on 70 Task #2 on 170 Task #3 on 270 Task #1 on 71 Task #2 on 171 Task #3 on 271 Task #1 on 72 Task #2 on 172 Task #3 on 272 Task #1 on 73 Task #2 on 173 Task #3 on 273 Task #1 on 74 Task #2 on 174 Task #3 on 274 Task #1 on 75 Task #2 on 175 Task #3 on 275 Task #1 on 76 Task #2 on 176 Task #3 on 276 Task #1 on 77 Task #2 on 177 Task #3 on 277 Task #1 on 78 Task #2 on 178 Task #3 on 278 Task #1 on 79 Task #2 on 179 Task #3 on 279 Task #1 on 80 Task #2 on 180 Task #3 on 280 Task #1 on 81 Task #2 on 181 Task #3 on 281 Task #1 on 82 Task #2 on 182 Task #3 on 282 Task #1 on 83 Task #2 on 183 Task #3 on 283 Task #1 on 84 Task #2 on 184 Task #3 on 284 Task #1 on 85 Task #2 on 185 Task #3 on 285 Task #1 on 86 Task #2 on 186 Task #3 on 286 Task #1 on 87 Task #2 on 187 Task #3 on 287 Task #1 on 88 Task #2 on 188 Task #3 on 288 Task #1 on 89 Task #2 on 189 Task #3 on 289 Task #1 on 90 Task #2 on 190 Task #3 on 290 Task #1 on 91 Task #2 on 191 Task #3 on 291 Task #1 on 92 Task #2 on 192 Task #3 on 292 Task #1 on 93 Task #2 on 193 Task #3 on 293 Task #1 on 94 Task #2 on 194 Task #3 on 294 Task #1 on 95 Task #2 on 195 Task #3 on 295 Task #1 on 96 Task #2 on 196 Task #3 on 296 Task #1 on 97 Task #2 on 197 Task #3 on 297 Task #1 on 98 Task #2 on 198 Task #3 on 298 Task #1 on 99 Task #2 on 199 Task #3 on 299 Task #1 on 100 Task #2 on 200 Task #3 on 300
preferences:
278.84 ms | 416 KiB | 387 Q