3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_quote('{'); echo preg_replace('{aaa}', 'bbb', 'hpdaaafijfew');

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)
8.3.60.0110.00718.23
8.3.50.0110.00716.50
8.3.40.0040.01119.09
8.3.30.0130.00318.57
8.3.20.0040.00421.91
8.3.10.0040.00423.69
8.3.00.0040.00422.34
8.2.180.0130.00716.63
8.2.170.0110.00722.96
8.2.160.0130.00320.47
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00326.16
8.2.110.0080.00321.18
8.2.100.0110.00017.97
8.2.90.0050.00317.72
8.2.80.0040.00418.89
8.2.70.0060.00617.91
8.2.60.0000.00918.03
8.2.50.0040.00418.10
8.2.40.0040.00419.18
8.2.30.0060.00319.26
8.2.20.0000.00718.05
8.2.10.0060.00319.08
8.2.00.0050.00319.04
8.1.280.0070.00725.92
8.1.270.0080.00022.01
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0000.01020.99
8.1.230.0110.00020.91
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0060.00317.13
8.1.180.0080.00018.10
8.1.170.0050.00318.47
8.1.160.0030.00618.69
8.1.150.0000.00718.70
8.1.140.0070.00020.75
8.1.130.0000.00717.33
8.1.120.0040.00417.44
8.1.110.0000.00817.47
8.1.100.0000.00717.38
8.1.90.0000.00817.38
8.1.80.0050.00517.39
8.1.70.0070.00017.47
8.1.60.0050.00317.48
8.1.50.0020.00517.46
8.1.40.0020.00517.57
8.1.30.0040.00417.64
8.1.20.0030.00517.63
8.1.10.0030.00617.48
8.1.00.0060.00317.35
8.0.300.0000.00818.77
8.0.290.0030.00616.75
8.0.280.0040.00418.43
8.0.270.0030.00317.27
8.0.260.0070.00016.95
8.0.250.0030.00316.98
8.0.240.0040.00417.02
8.0.230.0030.00316.92
8.0.220.0040.00416.88
8.0.210.0030.00316.92
8.0.200.0040.00416.84
8.0.190.0080.00017.00
8.0.180.0080.00016.97
8.0.170.0030.00516.91
8.0.160.0070.00016.93
8.0.150.0050.00216.78
8.0.140.0040.00416.86
8.0.130.0040.00413.29
8.0.120.0030.00516.86
8.0.110.0040.00416.94
8.0.100.0040.00416.74
8.0.90.0000.00816.96
8.0.80.0080.00616.87
8.0.70.0040.00416.76
8.0.60.0050.00216.78
8.0.50.0040.00416.93
8.0.30.0050.01117.03
8.0.20.0110.00817.39
8.0.10.0000.00717.02
8.0.00.0050.01116.55
7.4.330.0000.00615.55
7.4.320.0030.00316.58
7.4.300.0030.00316.46
7.4.290.0040.00416.42
7.4.280.0030.00516.58
7.4.270.0030.00316.66
7.4.260.0050.00013.35
7.4.250.0080.00016.55
7.4.240.0020.00616.65
7.4.230.0070.00016.48
7.4.220.0030.00416.64
7.4.210.0070.00916.62
7.4.200.0000.00716.46
7.4.130.0080.01616.65
7.4.120.0000.01716.32
7.4.110.0170.00016.67
7.4.100.0140.00516.66
7.4.90.0140.00316.81
7.4.80.0080.00819.39
7.4.70.0050.01016.55
7.4.60.0120.00616.67
7.4.50.0000.01616.53
7.4.40.0100.00716.68
7.4.00.0070.01014.71
7.3.330.0040.00416.12
7.3.320.0050.00013.02
7.3.310.0000.00716.10
7.3.300.0070.00016.27
7.3.290.0050.01216.28
7.3.260.0140.00416.42
7.3.240.0080.01016.40
7.3.230.0160.00716.31
7.3.210.0060.01216.45
7.3.200.0170.00016.34
7.3.190.0140.00316.30
7.3.180.0100.01016.54
7.3.170.0090.01316.25
7.3.160.0090.00916.38
7.3.90.0110.00314.92
7.3.80.0140.00014.80
7.3.70.0070.00714.96
7.3.60.0100.00314.95
7.3.50.0080.00414.77
7.3.40.0080.00514.93
7.3.30.0080.00414.74
7.3.20.0030.01114.77
7.3.10.0060.00914.66
7.3.00.0090.00614.77
7.2.330.0160.00316.48
7.2.320.0090.00916.66
7.2.310.0110.00516.58
7.2.300.0120.00616.60
7.2.290.0150.00616.52
7.2.220.0110.00915.13
7.2.210.0000.01414.94
7.2.200.0070.00714.74
7.2.190.0070.00714.93
7.2.180.0000.01314.78
7.2.170.0070.00714.95
7.2.160.0030.01015.05
7.2.150.0120.00315.02
7.2.140.0060.00915.05
7.2.130.0410.00015.26
7.2.120.0070.01415.10
7.2.110.0090.00615.19
7.2.100.0120.00315.00
7.2.90.0080.00815.13
7.2.80.0090.00615.24
7.2.70.0150.00615.22
7.2.60.0140.00714.99
7.2.50.0140.00715.11
7.2.40.0150.00715.06
7.2.30.0130.00915.05
7.2.20.0130.01015.06
7.2.10.0130.00915.30
7.2.00.0110.00614.85
7.1.320.0000.01613.87
7.1.310.0100.00314.06
7.1.300.0070.00713.96
7.1.290.0070.00713.99
7.1.280.0030.01013.98
7.1.270.0100.00313.79
7.1.260.0080.00514.08
7.1.250.0000.01413.86

preferences:
63.28 ms | 401 KiB | 5 Q