3v4l.org

run code in 300+ PHP versions simultaneously
<?php $in = "10001101"; $out = preg_split('/(.)(?!$)(?!\1)\K/', $in, -1, PREG_SPLIT_NO_EMPTY); print_r($out);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0070.00716.75
8.3.50.0120.00916.57
8.3.40.0120.00318.72
8.3.30.0100.00718.71
8.3.20.0040.00420.16
8.3.10.0000.00823.66
8.3.00.0040.00419.67
8.2.180.0150.00618.43
8.2.170.0170.00322.96
8.2.160.0070.00720.33
8.2.150.0050.00324.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00317.75
8.2.110.0120.00022.38
8.2.100.0030.00917.93
8.2.90.0000.00819.08
8.2.80.0030.00617.97
8.2.70.0030.00517.38
8.2.60.0000.00817.91
8.2.50.0080.00018.07
8.2.40.0110.00019.46
8.2.30.0050.00320.71
8.2.20.0040.00417.84
8.2.10.0000.00718.02
8.2.00.0000.00818.01
8.1.280.0040.01125.92
8.1.270.0040.00423.77
8.1.260.0070.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.52
8.1.230.0090.00317.42
8.1.220.0030.00617.75
8.1.210.0090.00018.77
8.1.200.0030.00717.35
8.1.190.0030.00517.36
8.1.180.0040.00418.10
8.1.170.0060.00318.66
8.1.160.0080.00021.88
8.1.150.0070.00018.77
8.1.140.0000.00819.50
8.1.130.0070.00017.72
8.1.120.0040.00317.56
8.1.110.0000.00717.41
8.1.100.0030.00317.56
8.1.90.0030.00417.54
8.1.80.0040.00717.56
8.1.70.0070.00017.57
8.1.60.0040.00417.64
8.1.50.0080.00017.49
8.1.40.0040.00417.63
8.1.30.0000.00817.63
8.1.20.0000.00717.67
8.1.10.0050.00317.64
8.1.00.0050.00317.46
8.0.300.0070.00018.77
8.0.290.0040.00416.88
8.0.280.0000.00718.30
8.0.270.0000.00817.09
8.0.260.0000.00817.09
8.0.250.0000.00716.99
8.0.240.0080.00017.01
8.0.230.0000.00716.99
8.0.220.0030.00317.05
8.0.210.0040.00416.96
8.0.200.0070.00017.11
8.0.190.0000.00816.99
8.0.180.0040.00717.06
8.0.170.0040.00417.04
8.0.160.0030.00317.00
8.0.150.0040.00417.04
8.0.140.0070.00016.98
8.0.130.0050.00013.44
8.0.120.0000.00816.90
8.0.110.0050.00217.01
8.0.100.0000.00816.98
8.0.90.0000.00717.13
8.0.80.0030.01217.01
8.0.70.0030.00616.86
8.0.60.0040.00416.86
8.0.50.0040.00416.89
8.0.30.0120.00617.12
8.0.20.0120.01217.40
8.0.10.0040.00417.11
8.0.00.0110.00616.86
7.4.330.0050.00015.08
7.4.320.0030.00316.77
7.4.300.0030.00316.75
7.4.290.0070.00016.74
7.4.280.0040.00416.65
7.4.270.0080.00016.59
7.4.260.0030.00516.73
7.4.250.0000.00816.71
7.4.240.0020.00516.68
7.4.230.0030.00316.85
7.4.220.0150.00316.73
7.4.210.0100.00316.57
7.4.200.0000.00716.69
7.4.160.0060.00916.77
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0090.00816.75
7.4.120.0110.00616.64
7.4.110.0100.01016.61
7.4.100.0070.01916.63
7.4.90.0170.00016.49
7.4.80.0100.00719.39
7.4.70.0090.00916.58
7.4.60.0080.00816.59
7.4.50.0080.00016.61
7.4.40.0140.00416.56
7.4.30.0160.00316.75
7.4.00.0120.00315.00
7.3.330.0000.00613.22
7.3.320.0000.00713.17
7.3.310.0040.00416.41
7.3.300.0000.00716.34
7.3.290.0060.00916.39
7.3.280.0100.01116.32
7.3.270.0070.01317.40
7.3.260.0110.01216.53
7.3.250.0070.01216.53
7.3.240.0160.00316.38
7.3.230.0110.00616.39
7.3.210.0070.01016.19
7.3.200.0060.01016.30
7.3.190.0120.00416.48
7.3.180.0000.01516.41
7.3.170.0120.00916.31
7.3.160.0120.00316.34
7.3.10.0210.00316.60
7.3.00.0150.00916.47
7.2.330.0150.00416.79
7.2.320.0060.02216.56
7.2.310.0050.01016.59
7.2.300.0100.00616.71
7.2.290.0140.00316.54
7.2.130.0190.00016.69
7.2.120.0110.00416.54
7.2.110.0170.00416.77
7.2.100.0140.00716.24
7.2.90.0120.00416.89
7.2.80.0070.01416.46
7.2.70.0100.02016.93
7.2.60.0090.01216.86
7.2.50.0240.01416.68
7.2.40.0110.01116.86
7.2.30.0180.00916.84
7.2.20.0000.01216.41
7.2.10.0080.01116.56
7.2.00.0050.00618.02
7.1.250.0110.00815.36
7.1.200.0070.00715.82
7.1.100.0030.00918.28
7.1.70.0080.00417.41
7.1.60.0100.01019.50
7.1.50.0100.01017.27
7.1.00.0030.07722.59
7.0.200.0000.01016.96
7.0.60.0130.06719.82
7.0.50.0170.07017.88
7.0.40.0170.08320.13
7.0.30.0230.08720.09
7.0.20.0270.08320.11
7.0.10.0030.04320.22
7.0.00.0100.04020.10
5.6.280.0000.03320.78
5.6.210.0070.08020.72
5.6.200.0030.05018.20
5.6.190.0130.08020.45
5.6.180.0370.06720.39
5.6.170.0170.04020.44
5.6.160.0100.06720.50
5.6.150.0030.04018.17
5.6.140.0130.07718.15
5.6.130.0170.07318.17
5.6.120.0130.07021.00
5.6.110.0130.07320.99
5.6.100.0200.07320.98
5.6.90.0070.05320.98
5.6.80.0070.07720.40
5.5.350.0070.07020.29
5.5.340.0000.04318.13
5.5.330.0130.08020.43
5.5.320.3100.03020.19
5.5.310.0270.04320.33
5.5.300.0030.08318.08
5.5.290.0000.04717.99
5.5.280.0100.08020.84
5.5.270.0100.05320.75
5.5.260.0170.05320.76
5.5.250.0130.08020.49
5.5.240.0070.07720.06
5.4.450.0700.05319.64
5.4.440.0730.05319.63
5.4.430.0770.05019.39
5.4.420.0700.05719.63
5.4.410.0770.05019.11
5.4.400.0700.04719.07
5.4.390.0730.05019.23
5.4.380.0700.05019.23
5.4.370.0800.06019.24
5.4.360.0630.06018.91
5.4.350.0600.06019.23
5.4.340.0570.06719.31
5.4.320.0730.05718.91
5.4.310.0670.05019.31
5.4.300.0700.06019.23
5.4.290.0700.05018.85
5.4.280.0730.05319.30
5.4.270.0800.04318.82
5.4.260.0670.05318.85
5.4.250.0600.06019.21
5.4.240.0770.04319.06
5.4.230.1000.04718.84
5.4.220.0770.04719.21
5.4.210.0730.04719.18
5.4.200.0630.05719.30
5.4.190.0770.04719.04
5.4.180.0770.05019.05
5.4.170.0630.05719.18
5.4.160.0830.04718.83
5.4.150.0730.05019.19
5.4.140.0730.05016.39
5.4.130.0770.04316.66
5.4.120.0700.04316.32
5.4.110.0700.06016.40
5.4.100.0630.05716.53
5.4.90.0670.04716.46
5.4.80.0670.05016.43
5.4.70.0630.04716.25
5.4.60.0670.05716.51
5.4.50.0670.05016.38
5.4.40.0670.06316.21
5.4.30.0700.04316.40
5.4.20.0570.05716.53
5.4.10.0600.05316.55
5.4.00.0870.03315.91

preferences:
66.21 ms | 400 KiB | 5 Q