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run code in 500+ PHP versions simultaneously
<?php $path = "A000AA00"; $startA = microtime(true); for($i = 0; $i < 100000; $i++) { if (preg_match('~^[A-Z]\d{3}[A-Z]{2}\d{2}\z~', $path)) { // We good } } $endA = microtime(true); echo $endA-$startA;
Output for 7.3.12
0.0090301036834717
Output for 7.3.11
0.0086281299591064
Output for 7.3.10
0.012073040008545
Output for 7.3.9
0.0084769725799561
Output for 7.3.8
0.0084819793701172
Output for 7.3.7
0.0084540843963623
Output for 7.3.6
0.009829044342041
Output for 7.3.5
0.0081579685211182
Output for 7.3.4
0.0093381404876709
Output for 7.3.3
0.0093021392822266
Output for 7.3.2
0.011778831481934
Output for 7.3.1
0.011221170425415
Output for 7.3.0
0.0096359252929688
Output for 7.2.24
0.013078212738037
Output for 7.2.23
0.012389183044434
Output for 7.2.22
0.011327981948853
Output for 7.2.21
0.010944128036499
Output for 7.2.20
0.013924837112427
Output for 7.2.19
0.015626907348633
Output for 7.2.18
0.020655870437622
Output for 7.2.17
0.013678073883057
Output for 7.2.16
0.011296033859253
Output for 7.2.15
0.01274585723877
Output for 7.2.14
0.012290000915527
Output for 7.2.13
0.011519193649292
Output for 7.2.12
0.012701988220215
Output for 7.2.11
0.014297008514404
Output for 7.2.10
0.013182878494263
Output for 7.2.9
0.011339902877808
Output for 7.2.8
0.011152029037476
Output for 7.2.7
0.013391971588135
Output for 7.2.6
0.013775825500488
Output for 7.2.5
0.012412071228027
Output for 7.2.4
0.013463020324707
Output for 7.2.3
0.012538909912109
Output for 7.2.2
0.01216197013855
Output for 7.2.1
0.011190891265869
Output for 7.2.0
0.010478019714355
Output for 7.1.33
0.019098997116089
Output for 7.1.32
0.022521018981934
Output for 7.1.31
0.020238161087036
Output for 7.1.30
0.019572019577026
Output for 7.1.29
0.02037501335144
Output for 7.1.28
0.018873929977417
Output for 7.1.27
0.020339012145996
Output for 7.1.26
0.022130966186523
Output for 7.1.25
0.020042181015015
preferences:
56.43 ms | 676 KiB | 4 Q