3v4l.org

run code in 300+ PHP versions simultaneously
<?php $search = 'The'; $replace = 'A'; $subject = "The Quick Brown Fox Jumps Over The Lazy Dog's Thermos!"; echo preg_replace( '/.*\K' . preg_quote($search, '/') . '/i', $replace, $subject );

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)
8.3.70.0130.00316.75
8.3.60.0140.00018.43
8.3.50.0040.01116.65
8.3.40.0090.01221.98
8.3.30.0000.01518.79
8.3.20.0000.00824.18
8.3.10.0000.00724.66
8.3.00.0040.00426.16
8.2.190.0040.01416.58
8.2.180.0190.00325.92
8.2.170.0110.00418.94
8.2.160.0100.00722.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0040.00426.16
8.2.110.0060.00321.13
8.2.100.0080.00417.97
8.2.90.0080.00018.16
8.2.80.0000.00820.53
8.2.70.0000.00817.87
8.2.60.0080.00017.63
8.2.50.0080.00318.07
8.2.40.0000.00819.88
8.2.30.0040.00418.09
8.2.20.0070.00017.98
8.2.10.0020.00519.23
8.2.00.0040.00419.27
8.1.280.0110.00425.92
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00321.27
8.1.230.0080.00321.03
8.1.220.0000.00817.74
8.1.210.0000.00818.97
8.1.200.0000.01217.38
8.1.190.0040.00717.35
8.1.180.0040.00418.10
8.1.170.0040.00418.75
8.1.160.0040.00418.91
8.1.150.0040.00418.79
8.1.140.0000.00718.86
8.1.130.0030.00320.06
8.1.120.0040.00417.64
8.1.110.0000.00817.59
8.1.100.0040.00417.61
8.1.90.0000.00717.56
8.1.80.0040.00417.64
8.1.70.0030.00317.59
8.1.60.0060.00317.64
8.1.50.0020.00517.53
8.1.40.0080.00017.68
8.1.30.0030.00517.82
8.1.20.0080.00017.82
8.1.10.0000.00817.66
8.1.00.0050.00217.58
8.0.300.0030.00320.04
8.0.290.0000.00916.75
8.0.280.0040.00418.36
8.0.270.0000.00718.09
8.0.260.0000.00718.51
8.0.250.0070.00017.00
8.0.240.0080.00017.10
8.0.230.0000.00717.02
8.0.220.0070.00017.07
8.0.210.0070.00016.97
8.0.200.0000.00817.07
8.0.190.0000.00717.09
8.0.180.0000.00717.07
8.0.170.0050.00317.04
8.0.160.0040.00417.02
8.0.150.0030.00616.99
8.0.140.0080.00316.95
8.0.130.0030.00313.55
8.0.120.0040.00416.96
8.0.110.0000.00916.94
8.0.100.0000.00717.04
8.0.90.0040.00416.93
8.0.80.0070.01017.00
8.0.70.0050.00317.09
8.0.60.0000.00716.87
8.0.50.0050.00217.01
8.0.30.0140.00816.96
8.0.20.0080.01117.06
8.0.10.0030.00616.97
8.0.00.0340.01916.76
7.4.330.0050.00015.55
7.4.320.0000.00616.75
7.4.300.0070.00016.55
7.4.290.0070.00016.69
7.4.280.0050.00316.72
7.4.270.0070.00016.73
7.4.260.0030.00313.39
7.4.250.0000.00716.71
7.4.240.0000.00716.75
7.4.230.0000.00716.75
7.4.220.0000.00716.67
7.4.210.0100.00416.67
7.4.200.0070.00016.78
7.4.130.0100.01016.71
7.4.120.0070.01316.42
7.4.110.0100.00716.60
7.4.100.0110.00816.50
7.4.90.0120.00816.29
7.4.80.0080.00816.45
7.4.70.0110.00716.57
7.4.60.0080.01216.41
7.4.50.0090.00916.38
7.4.40.0120.00816.53
7.4.30.0170.00016.71
7.4.20.0080.01116.46
7.4.10.0090.00916.47
7.4.00.0070.01116.45
7.3.330.0050.00216.28
7.3.320.0000.00613.18
7.3.310.0030.00516.50
7.3.300.0000.00616.34
7.3.290.0080.00716.32
7.3.260.0180.00016.41
7.3.240.0130.00316.36
7.3.230.0070.01016.75
7.3.220.0170.00516.69
7.3.210.0090.01016.64
7.3.200.0140.00316.46
7.3.190.0060.01216.20
7.3.180.0080.01016.36
7.3.170.0150.00616.57
7.3.160.0070.01316.41
7.3.150.0090.00916.43
7.3.140.0030.01316.38
7.3.130.0110.00716.59
7.3.120.0060.01216.59
7.3.110.0120.00616.57
7.3.100.0040.01216.34
7.3.90.0160.00316.34
7.3.80.0110.00716.60
7.3.70.0130.00516.41
7.3.60.0070.01016.30
7.3.50.0090.00616.60
7.3.40.0090.00616.27
7.3.30.0130.01016.38
7.3.20.0140.00816.29
7.3.10.0090.01416.54
7.3.00.0940.00616.44
7.2.340.0090.00916.65
7.2.330.0150.00316.56
7.2.320.0160.00316.41
7.2.310.0090.00916.64
7.2.300.0130.00416.54
7.2.290.0030.01316.69
7.2.280.0120.00716.51
7.2.270.0120.00616.61
7.2.260.0080.01116.46
7.2.250.0080.01116.61
7.2.240.0110.00816.47
7.2.230.0080.01116.88
7.2.220.0060.01216.91
7.2.210.0130.00416.74
7.2.200.0110.00716.78
7.2.190.0150.00416.71
7.2.180.0130.00316.68
7.2.170.0030.01316.54
7.2.160.0200.00316.69
7.2.150.0270.00916.68
7.2.140.0150.01016.50
7.2.130.0100.01316.66
7.2.120.0070.01316.59
7.2.110.0130.01316.54
7.2.100.0150.00816.78
7.2.90.0210.02116.76
7.2.80.0060.01216.61
7.2.70.0120.00816.58
7.2.60.0190.00016.57
7.2.50.0100.01016.71
7.2.40.0110.00816.64
7.2.30.0030.01416.60
7.2.20.0070.01116.66
7.2.10.0120.00616.68
7.2.00.0090.00916.78

preferences:
23.5 ms | 401 KiB | 5 Q