3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all( '/^\--(\d+)\]/', '[--1234] Subject', $matches); print_r($matches); // 1234

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)
8.3.60.0180.00416.63
8.3.50.0110.00922.14
8.3.40.0120.00918.93
8.3.30.0070.00718.88
8.3.20.0050.00320.51
8.3.10.0000.00821.74
8.3.00.0040.00419.50
8.2.180.0130.00618.13
8.2.170.0140.00722.96
8.2.160.0070.00720.35
8.2.150.0050.00324.18
8.2.140.0090.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00019.66
8.2.110.0030.00620.49
8.2.100.0090.00317.84
8.2.90.0030.00518.92
8.2.80.0000.00817.97
8.2.70.0070.00317.63
8.2.60.0050.00317.68
8.2.50.0080.00018.07
8.2.40.0040.00418.03
8.2.30.0080.00017.89
8.2.20.0040.00417.70
8.2.10.0050.00217.95
8.2.00.0060.00317.57
8.1.280.0190.00325.92
8.1.270.0060.00320.60
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00323.78
8.1.230.0030.00820.98
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0030.00517.10
8.1.180.0000.00818.10
8.1.170.0030.00620.44
8.1.160.0000.00821.97
8.1.150.0070.00018.70
8.1.140.0000.00717.48
8.1.130.0000.00717.78
8.1.120.0030.00317.54
8.1.110.0000.00717.51
8.1.100.0070.00017.47
8.1.90.0050.00317.43
8.1.80.0030.00317.36
8.1.70.0000.00717.51
8.1.60.0030.00617.67
8.1.50.0060.00317.53
8.1.40.0070.00017.55
8.1.30.0080.00017.70
8.1.20.0000.00817.58
8.1.10.0060.00317.54
8.1.00.0040.00417.40
8.0.300.0040.00418.77
8.0.290.0070.00016.59
8.0.280.0040.00418.27
8.0.270.0030.00317.15
8.0.260.0060.00017.16
8.0.250.0080.00016.91
8.0.240.0050.00217.01
8.0.230.0030.00516.95
8.0.220.0030.00316.93
8.0.210.0040.00416.93
8.0.200.0030.00616.89
8.0.190.0040.00416.90
8.0.180.0050.00216.97
8.0.170.0020.00516.82
8.0.160.0070.00016.98
8.0.150.0080.00016.81
8.0.140.0040.00416.76
8.0.130.0060.00013.27
8.0.120.0000.00816.85
8.0.110.0000.00716.81
8.0.100.0040.00417.01
8.0.90.0070.00016.94
8.0.80.0030.01316.85
8.0.70.0080.00016.79
8.0.60.0020.00516.97
8.0.50.0000.00716.84
8.0.30.0150.00917.01
8.0.20.0120.00817.40
8.0.10.0040.00416.82
8.0.00.0080.01016.84
7.4.330.0000.00515.03
7.4.320.0030.00316.68
7.4.300.0060.00316.66
7.4.290.0030.00416.58
7.4.280.0040.00416.57
7.4.270.0000.00716.57
7.4.260.0030.00316.66
7.4.250.0080.00016.41
7.4.240.0040.00316.63
7.4.230.0040.00416.78
7.4.220.0140.00816.74
7.4.210.0100.00816.67
7.4.200.0030.00316.43
7.4.160.0130.01016.52
7.4.150.0110.00717.40
7.4.140.0120.00517.86
7.4.130.0060.01016.72
7.4.120.0150.00516.77
7.4.110.0100.00716.45
7.4.100.0110.00816.48
7.4.90.0130.00416.39
7.4.80.0100.01319.39
7.4.70.0110.00616.50
7.4.60.0030.01316.45
7.4.50.0000.00916.33
7.4.40.0130.00316.26
7.4.30.0100.00716.61
7.4.00.0030.01214.95
7.3.330.0040.00413.08
7.3.320.0080.00813.18
7.3.310.0000.00816.13
7.3.300.0030.00316.24
7.3.290.0040.00416.24
7.3.280.0080.01116.28
7.3.270.0060.01217.40
7.3.260.0170.00716.48
7.3.250.0070.01416.61
7.3.240.0060.01216.33
7.3.230.0070.01016.39
7.3.210.0130.00316.52
7.3.200.0130.00719.39
7.3.190.0140.00716.19
7.3.180.0100.00916.46
7.3.170.0130.00316.28
7.3.160.0120.01216.44
7.3.120.0110.00414.73
7.3.110.0080.00814.90
7.3.100.0090.00615.17
7.3.90.0090.00014.63
7.3.80.0030.01014.59
7.3.70.0030.00614.92
7.3.60.0120.00314.86
7.3.50.0030.01014.73
7.3.40.0120.00314.84
7.3.30.0000.01514.96
7.3.20.0030.01016.42
7.3.10.0060.00916.49
7.3.00.0050.00816.49
7.2.330.0090.00916.52
7.2.320.0250.00316.48
7.2.310.0110.01116.57
7.2.300.0070.01016.40
7.2.290.0120.00816.53
7.2.250.0130.00314.77
7.2.240.0030.01615.23
7.2.230.0080.00814.88
7.2.220.0040.00814.99
7.2.210.0070.01115.05
7.2.200.0070.00314.94
7.2.190.0080.00814.86
7.2.180.0060.00614.98
7.2.170.0030.00814.75
7.2.130.0130.00316.73
7.2.120.0030.01016.78
7.2.110.0000.01016.56
7.2.100.0110.00316.76
7.2.90.0090.00616.30
7.2.80.0140.00416.70
7.2.70.0110.00616.71
7.2.60.0040.01116.73
7.2.50.0160.00316.50
7.2.40.0000.01516.89
7.2.30.0100.00316.38
7.2.20.0090.00317.06
7.2.10.0070.00716.52
7.2.00.0090.00617.93
7.1.330.0030.01316.05
7.1.320.0100.00716.03
7.1.310.0030.01216.07
7.1.300.0090.00915.62
7.1.290.0060.00615.84
7.1.280.0080.00315.51
7.1.270.0040.00715.87
7.1.260.0060.00615.54
7.1.250.0210.00015.61
7.1.200.0040.00815.98
7.1.100.0100.00618.35
7.1.70.0040.00417.29
7.1.60.0070.01819.46
7.1.50.0030.00917.14
7.1.00.0000.08022.36
7.0.200.0030.00716.86
7.0.140.0070.03322.04
7.0.60.0230.08021.73
7.0.50.0000.04017.86
7.0.40.0070.08720.29
7.0.30.0300.07020.14
7.0.20.0300.05020.34
7.0.10.0070.05020.25
7.0.00.0070.07720.26
5.6.280.0000.07020.89
5.6.210.0100.07720.45
5.6.200.0030.07718.25
5.6.190.0000.04320.46
5.6.180.0300.08320.67
5.6.170.0170.04720.45
5.6.160.0070.05020.52
5.6.150.0100.04718.18
5.6.140.0030.08018.11
5.6.130.0030.05318.16
5.6.120.0100.06721.02
5.6.110.0030.04320.98
5.6.100.0100.07321.12
5.6.90.0000.04721.02
5.6.80.0100.07320.41
5.5.350.0200.07720.40
5.5.340.0070.08317.98
5.5.330.0100.07320.34
5.5.320.0400.04020.27
5.5.310.0230.07320.36
5.5.300.0100.06717.99
5.5.290.0070.05717.98
5.5.280.0100.06320.80
5.5.270.0070.03720.67
5.5.260.0230.06320.63
5.5.250.0270.05720.57
5.5.240.3930.03720.15
5.4.450.4370.03319.55
5.4.440.0000.05719.26
5.4.430.1270.04719.55
5.4.420.2730.04019.25
5.4.410.3470.04319.14
5.4.400.3170.04018.97
5.4.390.3670.02719.15
5.4.380.3930.04019.21
5.4.370.3900.03719.11
5.4.360.0000.08319.20
5.4.350.4530.03019.15
5.4.340.4270.03719.26
5.4.320.3870.03719.25
5.4.310.3900.03718.93
5.4.300.2570.04319.14
5.4.290.1970.04019.26
5.4.280.2630.03319.20
5.4.270.3370.03319.12
5.4.260.0030.03719.16
5.4.250.0000.04018.93
5.4.240.2430.02718.96
5.4.230.3570.03318.98
5.4.220.3500.03719.25
5.4.210.3300.04018.93
5.4.200.3370.03018.94
5.4.190.3870.03018.93
5.4.180.3830.03319.19
5.4.170.3770.04019.09
5.4.160.4000.03019.18
5.4.150.4000.03719.25
5.4.140.4000.03316.46
5.4.130.3830.02716.31
5.4.120.4370.04016.41
5.4.110.3970.03716.22
5.4.100.3870.04016.51
5.4.90.4030.03716.44
5.4.80.4330.03316.49
5.4.70.4100.03316.43
5.4.60.4000.04016.19
5.4.50.4170.03316.53
5.4.40.3870.03316.53
5.4.30.3930.03716.57
5.4.20.3900.03716.41
5.4.10.4270.03716.41
5.4.00.4030.03715.82
5.3.290.3730.04014.65
5.3.280.3430.03714.58
5.3.270.3830.03014.62
5.3.260.3900.03314.59
5.3.250.4100.03314.59
5.3.240.3700.03314.62
5.3.230.4470.04314.59
5.3.220.4000.03714.61
5.3.210.3930.04014.63
5.3.200.3970.04314.48
5.3.190.3830.03014.71
5.3.180.4370.04714.58
5.3.170.4070.03314.64
5.3.160.4100.03314.63
5.3.150.3930.03314.61
5.3.140.4470.03314.55
5.3.130.4100.03714.56
5.3.120.3970.03714.61
5.3.110.3630.04014.57
5.3.100.5170.03314.04
5.3.90.4730.04014.02
5.3.80.4100.03314.07
5.3.70.3830.03014.00
5.3.60.4470.03713.91
5.3.50.3800.03714.09
5.3.40.4070.03313.98
5.3.30.4200.03313.90
5.3.20.4170.03313.67
5.3.10.4000.03013.65
5.3.00.3970.03313.66
5.2.170.2800.02711.11
5.2.160.3130.03311.14
5.2.150.3470.03311.14
5.2.140.3230.02711.10
5.2.130.3430.02711.13
5.2.120.3370.03011.25
5.2.110.3300.03311.16
5.2.100.3200.02711.11
5.2.90.3230.02711.09
5.2.80.3430.02311.16
5.2.70.3170.03011.08
5.2.60.3530.02711.00
5.2.50.3400.03311.16
5.2.40.2500.03011.00
5.2.30.2770.02710.96
5.2.20.2770.02710.95
5.2.10.3130.03010.74
5.2.00.3270.03310.66
5.1.60.3200.0239.83
5.1.50.3300.0279.83
5.1.40.3170.01310.04
5.1.30.3070.02710.34
5.1.20.3130.02710.35
5.1.10.3130.02710.21
5.1.00.3170.03010.09
5.0.50.1470.0308.62
5.0.40.1670.0208.40
5.0.30.1430.0338.18
5.0.20.1600.0178.33
5.0.10.1400.0208.20
5.0.00.1570.0338.21
4.4.90.1500.0175.93
4.4.80.1530.0135.89
4.4.70.1270.0175.88
4.4.60.1500.0175.88
4.4.50.1600.0135.89
4.4.40.1570.0235.81
4.4.30.1870.0175.86
4.4.20.1370.0175.89
4.4.10.1230.0205.87
4.4.00.1670.0235.80
4.3.110.1470.0135.75
4.3.100.1270.0175.71
4.3.90.1630.0175.68
4.3.80.1370.0235.74
4.3.70.1530.0205.78
4.3.60.1400.0175.79
4.3.50.1530.0135.74
4.3.40.1530.0275.70
4.3.30.0630.0174.49
4.3.20.0700.0174.50
4.3.10.0700.0174.49
4.3.00.0530.0204.50

preferences:
37.91 ms | 401 KiB | 5 Q