3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/aaa/i','aaa','bbb'); ?>

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)
8.3.60.0070.00718.55
8.3.50.0160.00721.07
8.3.40.0140.00418.81
8.3.30.0140.00718.92
8.3.20.0020.00520.34
8.3.10.0070.00021.95
8.3.00.0020.00519.20
8.2.180.0160.00618.26
8.2.170.0140.00322.96
8.2.160.0100.00721.99
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00419.51
8.2.110.0090.00021.04
8.2.100.0090.00317.84
8.2.90.0040.00417.97
8.2.80.0050.00317.97
8.2.70.0050.00317.93
8.2.60.0000.00818.16
8.2.50.0030.00618.10
8.2.40.0080.00021.25
8.2.30.0040.00419.18
8.2.20.0040.00417.82
8.2.10.0040.00417.84
8.2.00.0050.00317.67
8.1.280.0140.00725.92
8.1.270.0040.00418.93
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00622.52
8.1.230.0090.00620.97
8.1.220.0060.00317.74
8.1.210.0110.00018.77
8.1.200.0060.00317.36
8.1.190.0060.00317.23
8.1.180.0070.00418.10
8.1.170.0050.00320.71
8.1.160.0040.00418.84
8.1.150.0000.00818.68
8.1.140.0000.00817.46
8.1.130.0030.00517.82
8.1.120.0040.00417.49
8.1.110.0060.00317.46
8.1.100.0050.00217.38
8.1.90.0050.00217.50
8.1.80.0040.00417.48
8.1.70.0040.00417.35
8.1.60.0000.00717.41
8.1.50.0030.00617.51
8.1.40.0040.00417.56
8.1.30.0030.00617.58
8.1.20.0050.00317.59
8.1.10.0020.00517.45
8.1.00.0050.00317.58
8.0.300.0040.00419.76
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0040.00417.23
8.0.260.0030.00317.16
8.0.250.0030.00317.01
8.0.240.0080.00016.89
8.0.230.0000.00716.86
8.0.220.0000.00716.80
8.0.210.0070.00016.83
8.0.200.0040.00416.91
8.0.190.0030.00517.00
8.0.180.0070.00016.93
8.0.170.0080.00016.87
8.0.160.0070.00016.93
8.0.150.0040.00416.93
8.0.140.0040.00416.86
8.0.130.0090.00013.33
8.0.120.0040.00416.79
8.0.110.0000.00816.91
8.0.100.0040.00416.96
8.0.90.0000.00716.96
8.0.80.0030.01316.93
8.0.70.0030.00616.75
8.0.60.0000.00816.93
8.0.50.0000.00716.69
8.0.30.0110.00916.90
8.0.20.0160.00717.40
8.0.10.0050.00216.80
8.0.00.0130.00716.92
7.4.330.0000.00515.03
7.4.320.0030.00316.71
7.4.300.0060.00016.62
7.4.290.0030.00316.56
7.4.280.0070.00016.54
7.4.270.0050.00316.56
7.4.260.0030.00316.70
7.4.250.0000.00816.63
7.4.240.0040.00416.61
7.4.230.0060.00016.45
7.4.220.0040.01416.56
7.4.210.0120.00316.62
7.4.200.0070.00016.69
7.4.160.0130.00316.54
7.4.150.0100.01417.40
7.4.140.0150.00617.86
7.4.130.0090.00816.57
7.4.120.0050.01216.56
7.4.110.0070.01116.56
7.4.100.0100.01316.48
7.4.90.0160.00016.55
7.4.80.0130.00419.39
7.4.70.0080.01216.46
7.4.60.0130.01016.55
7.4.50.0000.00916.54
7.4.40.0100.00716.27
7.4.30.0060.01116.56
7.4.00.0020.01415.05
7.3.330.0020.00213.23
7.3.320.0000.00513.04
7.3.310.0040.00416.25
7.3.300.0000.00616.31
7.3.290.0070.01016.24
7.3.280.0110.00716.29
7.3.270.0100.01217.40
7.3.260.0130.00616.32
7.3.250.0120.00916.34
7.3.240.0120.00616.21
7.3.230.0090.01216.39
7.3.210.0120.00616.41
7.3.200.0080.01419.39
7.3.190.0100.00616.30
7.3.180.0130.00316.61
7.3.170.0090.00916.63
7.3.160.0080.00916.63
7.3.120.0060.00914.58
7.3.110.0170.00014.52
7.3.100.0120.00615.05
7.3.90.0030.01414.84
7.3.80.0100.01014.76
7.3.70.0090.00914.73
7.3.60.0000.01514.93
7.3.50.0140.00015.01
7.3.40.0030.00614.85
7.3.30.0060.01214.92
7.3.20.0040.01416.83
7.3.10.0030.01316.66
7.3.00.0070.00416.65
7.2.330.0110.00816.64
7.2.320.0030.01416.60
7.2.310.0090.00616.55
7.2.300.0130.00316.74
7.2.290.0110.00716.57
7.2.250.0140.00414.91
7.2.240.0070.01015.06
7.2.230.0060.01215.23
7.2.220.0160.00015.02
7.2.210.0000.01514.88
7.2.200.0030.00615.02
7.2.190.0000.01515.02
7.2.180.0060.00915.11
7.2.170.0000.01014.98
7.2.00.0030.00919.54
7.1.330.0110.00415.79
7.1.320.0000.01215.69
7.1.310.0100.00615.70
7.1.300.0080.00515.85
7.1.290.0040.00815.81
7.1.280.0070.01015.91
7.1.270.0090.00915.80
7.1.260.0110.00615.86
7.1.100.0040.01118.08
7.1.70.0030.00317.18
7.1.60.0100.01319.22
7.1.50.0040.01816.45
7.1.00.0070.07322.33
7.0.200.0000.00716.63
7.0.140.0000.05722.05
7.0.60.0030.08319.92
7.0.50.0030.05717.80
7.0.40.0030.07320.23
7.0.30.0370.05020.18
7.0.20.0200.04320.01
7.0.10.0130.08020.01
7.0.00.0070.08020.19
5.6.280.0000.07721.14
5.6.210.0100.06320.70
5.6.200.0100.07718.15
5.6.190.0100.05720.56
5.6.180.0300.08020.41
5.6.170.0300.07320.48
5.6.160.0000.08720.49
5.6.150.0100.08018.11
5.6.140.0130.07318.21
5.6.130.0130.08018.20
5.6.120.0070.04021.01
5.6.110.0070.08321.13
5.6.100.0170.06721.08
5.6.90.0030.08320.96
5.6.80.0170.06720.52
5.5.350.0230.07720.39
5.5.340.0030.08017.92
5.5.330.0130.07720.47
5.5.320.0130.06020.30
5.5.310.0230.07320.30
5.5.300.0030.05017.98
5.5.290.0130.06318.01
5.5.280.0100.07020.79
5.5.270.0100.05720.78
5.5.260.0130.05320.96
5.5.250.0100.07720.67
5.5.240.0000.05020.25
5.4.450.0370.05719.52
5.4.440.0770.05019.54
5.4.430.0770.06019.16
5.4.420.0570.06019.41
5.4.410.0630.05719.41
5.4.400.0730.05719.19
5.4.390.0900.05019.18
5.4.380.0100.07318.52
5.4.370.0170.05318.78
5.4.360.0270.05318.65
5.4.350.0170.06718.59
5.4.340.0300.04018.69
5.4.320.0270.04318.67
5.4.310.0170.06018.52
5.4.300.0170.05718.68
5.4.290.0270.04718.77
5.4.280.0170.05318.49
5.4.270.0130.05718.58
5.4.260.0300.04018.71
5.4.250.0130.06018.58
5.4.240.0270.05718.52
5.4.230.0130.05718.71
5.4.220.0300.06318.59
5.4.210.0400.05318.73
5.4.200.0230.06316.62
5.4.190.0230.04718.48
5.4.180.0130.05718.48
5.4.170.0170.05318.47
5.4.160.0130.05718.48
5.4.150.0070.06018.72
5.4.140.0270.06316.31
5.4.130.0100.05316.28
5.4.120.0170.04716.25
5.4.110.0230.04016.12
5.4.100.0130.05316.21
5.4.90.0170.05016.06
5.4.80.0270.03716.14
5.4.70.0270.06316.05
5.4.60.0230.06316.22
5.4.50.0170.06016.19
5.4.40.0130.05316.18
5.4.30.0300.04716.13
5.4.20.0130.07716.23
5.4.10.0230.06316.19
5.4.00.0300.03715.61
5.3.290.0230.04714.72
5.3.280.0200.05014.66
5.3.270.0130.05714.52
5.3.260.0230.04714.51
5.3.250.0100.05714.58
5.3.240.0200.04714.58
5.3.230.0070.06014.62
5.3.220.0170.05014.63
5.3.210.0100.06014.52
5.3.200.0200.04714.61
5.3.190.0130.05314.68
5.3.180.0130.05314.61
5.3.170.0200.04714.52
5.3.160.0170.07014.71
5.3.150.0300.06014.49
5.3.140.0200.05014.58
5.3.130.0200.05714.57
5.3.120.0300.04014.47
5.3.110.0070.06314.70
5.3.100.0100.05713.98
5.3.90.0100.07713.98
5.3.80.0130.05314.02
5.3.70.0170.04713.93
5.3.60.0030.06013.93
5.3.50.0230.04313.89
5.3.40.0130.05713.92
5.3.30.0170.04713.85
5.3.20.0200.04313.68
5.3.10.0100.06013.60
5.3.00.0030.06013.62
5.2.170.0130.04311.05
5.2.160.0170.03711.18
5.2.150.0100.04311.36
5.2.140.0030.05011.13
5.2.130.0030.05011.08
5.2.120.0100.04011.15
5.2.110.0100.04011.13
5.2.100.0130.04011.13
5.2.90.0130.04011.08
5.2.80.0030.05011.07
5.2.70.0200.03311.02
5.2.60.0130.04011.00
5.2.50.0130.04011.08
5.2.40.0170.04711.01
5.2.30.0070.04711.11
5.2.20.0000.05310.89
5.2.10.0030.04710.87
5.2.00.0100.04010.72
5.1.60.0030.0379.94
5.1.50.0070.03710.02
5.1.40.0170.0309.96
5.1.30.0070.04310.37
5.1.20.0030.04310.32
5.1.10.0100.03310.18
5.1.00.0100.03710.08
5.0.50.0000.0378.68
5.0.40.0000.0338.42
5.0.30.0100.0408.32
5.0.20.0030.0308.36
5.0.10.0030.0338.25
5.0.00.0130.0378.28
4.4.90.0100.0175.83
4.4.80.0030.0275.82
4.4.70.0070.0235.91
4.4.60.0170.0135.86
4.4.50.0000.0275.89
4.4.40.0070.0335.88
4.4.30.0030.0235.92
4.4.20.0100.0205.96
4.4.10.0030.0235.97
4.4.00.0070.0335.85
4.3.110.0130.0135.79
4.3.100.0030.0235.82
4.3.90.0030.0235.88
4.3.80.0070.0335.80
4.3.70.0070.0205.83
4.3.60.0030.0235.81
4.3.50.0100.0175.79
4.3.40.0100.0305.80
4.3.30.0070.0204.64
4.3.20.0100.0174.53
4.3.10.0030.0234.49
4.3.00.0100.0237.76

preferences:
56.2 ms | 401 KiB | 5 Q