3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = preg_match("ascea(", "test"); // invalid regex if($d === FALSE) { print "Error in regex."; // get detailed info if needed with preg_last_error }

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)
8.3.60.0070.01018.55
8.3.50.0040.01117.88
8.3.40.0100.00718.73
8.3.30.0040.01118.67
8.3.20.0000.00718.77
8.3.10.0080.00023.66
8.3.00.0040.00420.64
8.2.180.0170.00616.61
8.2.170.0060.00922.96
8.2.160.0000.01419.32
8.2.150.0070.00025.66
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0070.00019.40
8.2.110.0060.00319.33
8.2.100.0040.00817.91
8.2.90.0000.01317.63
8.2.80.0030.00617.97
8.2.70.0040.00418.04
8.2.60.0040.00418.09
8.2.50.0000.00818.10
8.2.40.0050.00319.42
8.2.30.0000.00819.25
8.2.20.0090.00017.99
8.2.10.0000.00717.90
8.2.00.0040.00417.42
8.1.280.0120.00625.92
8.1.270.0060.01318.85
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0040.00722.49
8.1.230.0070.00417.83
8.1.220.0000.00917.76
8.1.210.0080.00018.77
8.1.200.0040.00417.25
8.1.190.0030.00517.23
8.1.180.0040.00418.10
8.1.170.0050.00318.45
8.1.160.0000.00718.74
8.1.150.0040.00418.79
8.1.140.0000.00722.09
8.1.130.0030.00319.99
8.1.120.0000.00717.39
8.1.110.0040.00417.39
8.1.100.0040.00417.43
8.1.90.0000.00817.28
8.1.80.0000.00717.38
8.1.70.0000.00717.33
8.1.60.0090.00017.54
8.1.50.0030.00617.38
8.1.40.0090.00317.51
8.1.30.0000.00817.46
8.1.20.0050.00217.58
8.1.10.0000.00817.47
8.1.00.0050.00217.41
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.48
8.0.270.0070.00017.19
8.0.260.0050.00220.25
8.0.250.0070.00016.98
8.0.240.0030.00316.97
8.0.230.0030.00616.88
8.0.220.0070.00316.86
8.0.210.0080.00016.95
8.0.200.0000.00716.82
8.0.190.0070.00016.85
8.0.180.0000.00716.88
8.0.170.0060.00316.79
8.0.160.0080.00016.88
8.0.150.0080.00016.79
8.0.140.0040.00416.74
8.0.130.0030.00313.32
8.0.120.0000.00716.75
8.0.110.0030.00516.86
8.0.100.0050.00216.80
8.0.90.0000.00716.77
8.0.80.0050.00916.91
8.0.70.0040.00416.86
8.0.60.0000.00716.95
8.0.50.0040.00416.77
8.0.30.0110.00817.04
8.0.20.0090.01617.40
8.0.10.0000.00716.88
8.0.00.0110.00816.80
7.4.330.0050.00015.55
7.4.320.0070.00016.50
7.4.300.0030.00316.39
7.4.290.0040.00416.64
7.4.280.0050.00316.48
7.4.270.0030.00316.61
7.4.260.0000.00716.46
7.4.250.0040.00416.48
7.4.240.0030.00316.51
7.4.230.0000.00716.70
7.4.220.0040.00416.25
7.4.210.0080.00816.51
7.4.200.0040.00416.34
7.4.160.0100.00616.51
7.4.140.0110.00817.86
7.4.130.0150.00616.53
7.4.120.0100.01016.47
7.4.110.0070.01616.39
7.4.100.0180.00416.63
7.4.90.0100.00716.60
7.4.80.0100.00719.39
7.4.70.0150.00016.41
7.4.60.0090.00616.55
7.4.50.0040.01516.46
7.4.40.0140.00316.55
7.4.00.0080.00814.86
7.3.330.0030.00312.97
7.3.320.0050.00013.10
7.3.310.0070.00016.21
7.3.300.0070.00016.28
7.3.290.0030.00316.30
7.3.280.0110.00316.22
7.3.260.0130.01016.41
7.3.240.0100.00816.44
7.3.230.0070.01016.32
7.3.210.0060.01016.33
7.3.200.0130.00316.62
7.3.190.0070.01016.44
7.3.180.0030.01516.34
7.3.170.0160.00316.32
7.3.160.0100.00716.41
7.3.120.0000.01614.86
7.3.110.0040.01414.62
7.3.100.0030.00614.88
7.3.90.0070.00714.97
7.3.80.0120.00614.64
7.3.70.0110.00414.73
7.3.60.0030.01014.87
7.3.50.0060.00614.71
7.3.40.0100.00314.82
7.3.30.0070.00714.41
7.3.20.0000.01516.65
7.3.10.0060.00616.76
7.3.00.0060.00316.73
7.2.330.0030.01616.45
7.2.320.0110.00716.43
7.2.310.0030.01316.28
7.2.300.0140.00716.66
7.2.290.0120.01216.45
7.2.250.0100.01015.11
7.2.240.0060.00915.18
7.2.230.0100.00314.61
7.2.220.0090.00615.03
7.2.210.0070.01014.87
7.2.200.0060.00914.82
7.2.190.0070.00714.83
7.2.180.0030.00714.59
7.2.170.0100.00415.13
7.2.160.0050.00514.85
7.2.150.0040.00716.95
7.2.140.0060.00616.55
7.2.130.0070.00317.04
7.2.120.0070.01116.97
7.2.110.0310.00815.75
7.2.100.0650.00815.77
7.2.90.0710.00515.53
7.2.80.0250.00915.88
7.2.70.0360.01316.05
7.2.60.0740.00915.82
7.2.50.0420.00716.00
7.2.40.0560.01115.79
7.2.30.0180.00315.93
7.2.20.0130.00815.82
7.2.10.0100.00915.88
7.2.00.0190.00915.60
7.1.330.0100.00715.79
7.1.320.0060.01015.86
7.1.310.0000.01415.44
7.1.300.0030.00515.61
7.1.290.0000.01415.42
7.1.280.0100.00315.54
7.1.270.0000.01015.73
7.1.260.0030.00915.55
7.1.250.0000.01715.74
7.1.240.0100.00715.33
7.1.230.0660.00714.66
7.1.220.0810.00614.76
7.1.210.0470.00914.72
7.1.200.0520.01014.54
7.1.190.0930.00814.70
7.1.180.0970.01014.86
7.1.170.0120.01314.66
7.1.160.0130.00714.64
7.1.150.0100.00714.65
7.1.140.0120.01014.77
7.1.130.0360.00714.59
7.1.120.0360.00314.76
7.1.110.0100.00914.64
7.1.100.0210.00614.67
7.1.90.0100.00514.62
7.1.80.0710.00914.74
7.1.70.0870.00314.93
7.1.60.0240.00723.52
7.1.50.0260.00823.93
7.1.40.0220.01223.61
7.1.30.0530.00823.63
7.1.20.0160.01023.53
7.1.10.0090.00814.67
7.1.00.0800.00914.70
7.0.330.0110.00415.31
7.0.320.0040.00815.32
7.0.310.0110.00415.38
7.0.300.0090.00615.35
7.0.290.0000.01615.32
7.0.280.0060.00915.36
7.0.270.0040.00415.33
7.0.260.0030.00715.02
7.0.250.0050.00315.25
7.0.240.0110.00415.42
7.0.230.0030.01515.30
7.0.220.0030.00615.52
7.0.210.0060.00615.27
7.0.200.0040.00815.33
7.0.190.0080.00315.35
7.0.180.0060.01015.34
7.0.170.0070.00415.32
7.0.160.0000.01715.36
7.0.150.0000.01015.33
7.0.140.0000.00915.31
7.0.130.0130.00015.41
7.0.120.0000.01215.29
7.0.110.0100.00315.16
7.0.100.0090.00015.29
7.0.90.0070.00715.55
7.0.80.0000.01215.46
7.0.70.0090.00315.16
7.0.60.0060.00915.48
7.0.50.0070.00315.22
7.0.40.0040.00413.11
7.0.30.0000.01113.28
7.0.20.0070.01013.41
7.0.10.0000.01413.53
7.0.00.0070.00413.51
5.6.400.0030.01014.37
5.6.390.0070.00414.36
5.6.380.0050.00714.19
5.6.370.0100.00313.92
5.6.360.0070.00714.04
5.6.350.0070.00714.45
5.6.340.0030.00614.50
5.6.330.0070.00314.62
5.6.320.0060.00614.12
5.6.310.0060.01014.29
5.6.300.0030.00914.59
5.6.290.0030.00714.25
5.6.280.0030.00614.30
5.6.270.0060.00914.11
5.6.260.0070.00313.98
5.6.250.0060.00614.48
5.6.240.0070.00314.47
5.6.230.0000.01414.07
5.6.220.0000.01314.60
5.6.210.0030.01014.22
5.6.200.0030.00714.10
5.6.190.0060.00614.11
5.6.180.0040.00814.34
5.6.170.0000.01114.03
5.6.160.0060.00614.32
5.6.150.0030.01014.16
5.6.140.0030.01214.21
5.6.130.0100.00714.46
5.6.120.0070.00314.05
5.6.110.0090.00314.40
5.6.100.0060.00314.29
5.6.90.0000.01314.11
5.6.80.0090.00614.22
5.6.70.0120.00614.37
5.6.60.0060.00914.01
5.6.50.0080.00814.34
5.6.40.0130.00614.34
5.6.30.0030.01414.52
5.6.20.0140.00014.12
5.6.10.0040.00414.08
5.6.00.0030.00914.04

preferences:
59.71 ms | 400 KiB | 5 Q