3v4l.org

run code in 300+ PHP versions simultaneously
<?php substr('dsadasds',1,3);

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)
8.3.40.0110.00718.50
8.3.30.0070.00718.84
8.3.20.0120.00319.98
8.3.10.0040.00421.92
8.3.00.0000.00722.35
8.2.170.0120.00322.96
8.2.160.0170.00020.81
8.2.150.0050.00324.18
8.2.140.0090.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00419.11
8.2.110.0040.00422.24
8.2.100.0100.00017.84
8.2.90.0040.00418.92
8.2.80.0050.00317.97
8.2.70.0060.00317.36
8.2.60.0060.00317.91
8.2.50.0090.00018.07
8.2.40.0000.00717.97
8.2.30.0040.00417.80
8.2.20.0040.00417.49
8.2.10.0060.00319.34
8.2.00.0070.00017.54
8.1.270.0070.00022.21
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0040.00423.96
8.1.230.0040.00819.16
8.1.220.0050.00217.74
8.1.210.0080.00018.77
8.1.200.0050.00517.00
8.1.190.0080.00017.40
8.1.180.0030.00618.10
8.1.170.0030.00618.66
8.1.160.0050.00221.93
8.1.150.0000.00718.55
8.1.140.0040.00417.29
8.1.130.0000.00617.74
8.1.120.0000.00717.32
8.1.110.0000.00817.28
8.1.100.0030.00417.34
8.1.90.0000.00717.22
8.1.80.0000.00717.35
8.1.70.0030.00317.23
8.1.60.0040.00417.33
8.1.50.0000.00717.29
8.1.40.0000.00717.34
8.1.30.0030.00617.50
8.1.20.0080.00017.34
8.1.10.0040.00417.37
8.1.00.0070.00017.27
8.0.300.0000.00718.77
8.0.290.0060.00317.05
8.0.280.0000.00718.35
8.0.270.0030.00317.05
8.0.260.0030.00316.60
8.0.250.0000.00616.84
8.0.240.0000.00716.70
8.0.230.0000.00816.71
8.0.220.0040.00416.68
8.0.210.0030.00316.63
8.0.200.0030.00316.83
8.0.190.0030.00616.75
8.0.180.0040.00416.77
8.0.170.0030.00416.79
8.0.160.0040.00416.80
8.0.150.0030.00316.76
8.0.140.0040.00416.61
8.0.130.0000.00513.18
8.0.120.0040.00416.78
8.0.110.0000.00816.63
8.0.100.0040.00416.78
8.0.90.0070.00016.67
8.0.80.0110.00416.80
8.0.70.0050.00216.55
8.0.60.0040.00416.82
8.0.50.0030.00316.57
8.0.30.0120.00716.92
8.0.20.0140.00517.40
8.0.10.0000.00716.92
8.0.00.0100.00816.52
7.4.330.0060.00015.00
7.4.320.0030.00316.25
7.4.300.0070.00016.45
7.4.290.0030.00616.45
7.4.280.0080.00016.43
7.4.270.0040.00416.34
7.4.260.0000.00716.35
7.4.250.0070.00016.46
7.4.240.0020.00616.42
7.4.230.0000.00716.54
7.4.220.0060.01516.38
7.4.210.0070.00816.41
7.4.200.0030.00316.27
7.4.190.0030.00316.62
7.4.160.0110.01116.51
7.4.150.0140.00417.40
7.4.140.0070.01017.86
7.4.130.0120.00916.30
7.4.120.0130.00316.36
7.4.110.0070.01116.35
7.4.100.0150.00416.40
7.4.90.0170.00016.29
7.4.80.0060.01619.39
7.4.70.0070.01016.30
7.4.60.0080.00916.18
7.4.50.0000.00816.25
7.4.40.0080.00822.77
7.4.30.0120.00316.33
7.4.00.0050.01114.80
7.3.330.0000.00512.96
7.3.320.0020.00212.84
7.3.310.0040.00416.09
7.3.300.0000.00715.98
7.3.290.0140.00016.14
7.3.280.0100.01116.12
7.3.270.0130.00317.40
7.3.260.0110.00716.30
7.3.250.0120.00916.28
7.3.240.0060.01016.39
7.3.230.0100.00716.39
7.3.210.0060.01316.27
7.3.200.0100.01319.39
7.3.190.0070.01016.30
7.3.180.0110.00516.00
7.3.170.0090.00616.29
7.3.160.0100.00716.15
7.3.120.0020.01314.62
7.3.110.0030.01514.84
7.3.100.0070.00414.73
7.3.90.0070.01414.71
7.3.80.0000.01214.64
7.3.70.0110.00714.47
7.3.60.0080.00014.70
7.3.50.0090.00914.59
7.3.40.0070.00714.66
7.3.30.0030.01414.80
7.3.20.0000.01116.54
7.3.10.0030.01016.54
7.3.00.0060.00616.58
7.2.330.0130.00316.43
7.2.320.0120.00616.23
7.2.310.0100.00616.50
7.2.300.0100.00716.47
7.2.290.0060.00916.24
7.2.250.0030.01314.82
7.2.240.0060.01314.86
7.2.230.0030.00714.71
7.2.220.0070.00314.77
7.2.210.0070.01015.03
7.2.200.0060.01214.97
7.2.190.0030.01014.99
7.2.180.0150.00314.71
7.2.170.0070.01014.71
7.2.130.0060.00916.36
7.2.120.0040.00416.60
7.2.110.0030.01016.67
7.2.100.0060.00916.49
7.2.90.0140.00416.74
7.2.80.0070.00716.68
7.2.70.0090.00616.57
7.2.60.0070.00616.66
7.2.50.0110.00416.79
7.2.40.0130.00016.94
7.2.30.0030.01016.85
7.2.20.0030.01416.85
7.2.10.0100.00316.84
7.2.00.0070.00817.86
7.1.330.0000.01415.70
7.1.320.0070.00715.84
7.1.310.0040.00715.67
7.1.300.0050.00315.55
7.1.290.0040.01515.68
7.1.280.0130.00315.61
7.1.270.0030.00915.68
7.1.260.0030.01015.67
7.1.250.0060.00915.63
7.1.240.0070.00715.53
7.1.230.0040.00815.72
7.1.220.0030.00715.57
7.1.210.0060.00615.43
7.1.200.0090.00415.53
7.1.190.0030.01015.77
7.1.180.0000.01215.71
7.1.170.0030.00715.63
7.1.160.0030.00615.59
7.1.150.0030.00915.75
7.1.140.0060.00315.69
7.1.130.0060.00615.73
7.1.120.0030.00715.54
7.1.110.0080.00415.82
7.1.100.0500.01115.53
7.1.90.0060.00915.60
7.1.80.0000.01015.65
7.1.70.0020.00716.28
7.1.60.0070.01117.63
7.1.50.0060.01116.36
7.1.40.0140.00015.70
7.1.30.0040.00415.70
7.1.20.0030.00615.75
7.1.10.0090.00315.24
7.1.00.0050.04218.84
7.0.330.0030.01215.17
7.0.320.0000.00715.13
7.0.310.0030.01215.50
7.0.300.0110.00415.25
7.0.290.0030.00615.05
7.0.280.0030.00614.89
7.0.270.0000.01215.23
7.0.260.0060.00615.13
7.0.250.0000.01015.38
7.0.240.0050.00515.02
7.0.230.0000.01115.19
7.0.220.0100.00315.43
7.0.210.0040.00815.23
7.0.200.0030.00815.95
7.0.190.0040.01115.14
7.0.180.0080.00615.25
7.0.170.0030.00915.32
7.0.160.0030.00915.10
7.0.150.0060.00315.13
7.0.140.0050.04018.58
7.0.130.0090.00315.33
7.0.120.0040.01115.36
7.0.110.0100.00015.22
7.0.100.0030.00715.18
7.0.90.0030.00915.45
7.0.80.0000.01114.90
7.0.70.0100.00315.15
7.0.60.0050.04818.39
7.0.50.0050.04216.51
7.0.40.0040.02716.71
7.0.30.0200.04016.65
7.0.20.0120.03116.72
7.0.10.0090.02116.67
7.0.00.0030.02716.62
5.6.380.0140.00013.81
5.6.370.0000.01413.84
5.6.360.0090.00914.03
5.6.350.0130.00413.84
5.6.340.0090.00414.12
5.6.330.0040.01214.11
5.6.320.0000.01614.09
5.6.310.0100.00613.72
5.6.300.0090.00413.95
5.6.290.0050.00914.21
5.6.280.0040.04117.58
5.6.270.0000.01513.86
5.6.260.0070.00814.17
5.6.250.0070.00413.80
5.6.240.0110.00013.75
5.6.230.0030.00713.85
5.6.220.0070.00713.90
5.6.210.0100.03817.20
5.6.200.0050.02716.10
5.6.190.0050.02917.23
5.6.180.0100.04317.31
5.6.170.0160.03817.42
5.6.160.0090.04217.16
5.6.150.0030.02716.13
5.6.140.0030.03215.97
5.6.130.0080.02116.13
5.6.120.0090.02517.47
5.6.110.0090.02017.58
5.6.100.0080.04617.54
5.6.90.0040.02317.58
5.6.80.0020.04317.15
5.6.70.0070.00413.84
5.6.60.0040.01113.89
5.6.50.0060.00614.27
5.6.40.0030.01314.02
5.6.30.0060.01213.92
5.6.20.0040.00413.82
5.6.10.0040.01113.84
5.6.00.0000.01313.98
5.5.380.0000.00910.80
5.5.370.0000.00710.86
5.5.360.0000.00710.82
5.5.350.1800.02515.42
5.5.340.0050.04314.40
5.5.330.0070.03515.63
5.5.320.0090.03115.39
5.5.310.0120.02615.41
5.5.300.0030.02914.26
5.5.290.0100.01714.50
5.5.280.0030.03615.80
5.5.270.0070.04515.81
5.5.260.0080.04315.73
5.5.250.0070.04015.73
5.5.240.0130.03815.56
5.5.230.0000.00810.95
5.5.220.0000.01110.88
5.5.210.0040.00910.57
5.5.200.0080.00510.84
5.5.190.0060.00610.73
5.5.180.0000.01210.39
5.5.170.0030.00310.77
5.5.160.0070.00410.59
5.5.150.0080.00410.58
5.5.140.0030.00710.36
5.5.130.0090.00310.52
5.5.120.0040.00810.90
5.5.110.0030.00610.57
5.5.100.0100.00010.57
5.5.90.0090.00010.54
5.5.80.0060.00010.61
5.5.70.0040.00410.41
5.5.60.0070.00310.71
5.5.50.0060.00310.55
5.5.40.0040.00410.85
5.5.30.0090.00310.80
5.5.20.0050.00510.55
5.5.10.0030.01010.47
5.5.00.0000.00910.32
5.4.450.0380.02515.02
5.4.440.0340.03115.00
5.4.430.0680.00714.99
5.4.420.0630.00415.04
5.4.410.0160.02214.82
5.4.400.0040.03814.63
5.4.390.0050.03214.68
5.4.380.0160.03114.70
5.4.370.0500.02214.63
5.4.360.0450.02614.63
5.4.350.0080.03114.46
5.4.340.0480.02714.72
5.4.330.0120.00410.56
5.4.320.0070.02511.51
5.4.310.0080.02311.72
5.4.300.0080.02111.59
5.4.290.0050.02511.49
5.4.280.0040.02211.51
5.4.270.0080.01911.47
5.4.260.0080.02011.51
5.4.250.0030.02811.47
5.4.240.0100.01911.37
5.4.230.0070.02311.48
5.4.220.0070.02511.45
5.4.210.0090.02611.37
5.4.200.0080.02711.34
5.4.190.0080.02311.59
5.4.180.0090.02111.44
5.4.170.0080.02711.46
5.4.160.0100.02311.42
5.4.150.0070.02111.36
5.4.140.0070.02011.21
5.4.130.0080.02011.20
5.4.120.0040.02311.33
5.4.110.0070.02111.20
5.4.100.0090.01911.36
5.4.90.0060.02111.21
5.4.80.0050.02211.34
5.4.70.0040.02011.20
5.4.60.0030.02011.22
5.4.50.0030.02111.32
5.4.40.0040.02011.33
5.4.30.0040.02011.29
5.4.20.0040.02111.34
5.4.10.0030.02111.32
5.4.00.0050.02010.94
5.3.290.0070.02411.56
5.3.280.0060.02211.42
5.3.270.0080.02311.38
5.3.260.0030.02611.49
5.3.250.0040.02311.38
5.3.240.0090.02011.35
5.3.230.0040.02511.51
5.3.220.0070.02011.41
5.3.210.0020.02611.32
5.3.200.0070.02011.44
5.3.190.0040.02411.47
5.3.180.0050.02811.51
5.3.170.0060.02011.49
5.3.160.0030.02211.49
5.3.150.0060.03211.39
5.3.140.0040.02211.42
5.3.130.0050.02811.49
5.3.120.0030.02711.44
5.3.110.0050.02111.48
5.3.100.0060.02111.19
5.3.90.0030.02111.18
5.3.80.0020.02611.02
5.3.70.0060.02211.09
5.3.60.0050.02011.15
5.3.50.0020.02011.14
5.3.40.0030.02211.08
5.3.30.0070.01911.07
5.3.20.0060.01910.86
5.3.10.0050.01910.81
5.3.00.0030.02310.82
5.2.170.0030.0209.55
5.2.160.0020.0199.55
5.2.150.0050.0179.55
5.2.140.0060.0159.55
5.2.130.0020.0199.53
5.2.120.0050.0169.53
5.2.110.0020.0189.53
5.2.100.0020.0169.53
5.2.90.0040.0169.53
5.2.80.0050.0149.53
5.2.70.0020.0179.53
5.2.60.0040.0189.50
5.2.50.0040.0189.49
5.2.40.0040.0159.48
5.2.30.0030.0179.47
5.2.20.0030.0179.46
5.2.10.0050.0179.42
5.2.00.0020.0169.35
5.1.60.0020.0148.99
5.1.50.0030.0158.99
5.1.40.0030.0148.99
5.1.30.0020.0159.16
5.1.20.0060.0159.17
5.1.10.0030.0159.04
5.1.00.0040.0199.03
5.0.50.0040.0118.27
5.0.40.0030.0118.20
5.0.30.0040.0168.11
5.0.20.0020.0128.10
5.0.10.0010.0148.09
5.0.00.0050.0208.08
4.4.90.0020.0097.37
4.4.80.0030.0137.36
4.4.70.0020.0097.36
4.4.60.0020.0117.36
4.4.50.0030.0097.37
4.4.40.0020.0147.33
4.4.30.0020.0107.36
4.4.20.0020.0107.40
4.4.10.0040.0087.40
4.4.00.0010.0167.36
4.3.110.0050.0087.31
4.3.100.0020.0107.31
4.3.90.0040.0077.29
4.3.80.0010.0157.27
4.3.70.0030.0077.29
4.3.60.0020.0117.29
4.3.50.0020.0147.29
4.3.40.0030.0147.25
4.3.30.0010.0136.61
4.3.20.0040.0096.60
4.3.10.0010.0126.58
4.3.00.0030.01012.78

preferences:
38.85 ms | 400 KiB | 5 Q