3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(substr('SAB PNR FDSGDFGFD', 0, 6) === 'SAB PNR');

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)
8.3.60.0090.00616.25
8.3.50.0070.01222.04
8.3.40.0180.00318.59
8.3.30.0070.01118.88
8.3.20.0000.00820.21
8.3.10.0040.00421.73
8.3.00.0000.00819.26
8.2.180.0090.00618.29
8.2.170.0110.00422.96
8.2.160.0130.00020.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00419.54
8.2.110.0000.00921.04
8.2.100.0040.00717.72
8.2.90.0000.00817.78
8.2.80.0040.00418.09
8.2.70.0000.00817.38
8.2.60.0080.00017.50
8.2.50.0090.00017.38
8.2.40.0080.00018.04
8.2.30.0000.00817.98
8.2.20.0040.00417.54
8.2.10.0000.00817.86
8.2.00.0070.00017.50
8.1.280.0130.01325.92
8.1.270.0060.00320.39
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0030.00622.34
8.1.230.0050.00520.89
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0090.00017.23
8.1.190.0030.00517.10
8.1.180.0080.00018.10
8.1.170.0030.00617.62
8.1.160.0000.00821.85
8.1.150.0040.00418.79
8.1.140.0040.00417.22
8.1.130.0040.00417.63
8.1.120.0050.00317.32
8.1.110.0030.00617.25
8.1.100.0040.00417.28
8.1.90.0000.00717.30
8.1.80.0070.00017.27
8.1.70.0070.00017.23
8.1.60.0040.00417.34
8.1.50.0040.00417.44
8.1.40.0020.00517.38
8.1.30.0000.00817.43
8.1.20.0030.00517.49
8.1.10.0070.00017.26
8.1.00.0000.00817.37
8.0.300.0060.00319.78
8.0.290.0070.00016.63
8.0.280.0030.00318.35
8.0.270.0000.00717.10
8.0.260.0030.00317.01
8.0.250.0000.00616.80
8.0.240.0020.00516.73
8.0.230.0030.00316.80
8.0.220.0040.00416.63
8.0.210.0040.00416.62
8.0.200.0070.00016.70
8.0.190.0040.00416.69
8.0.180.0070.00016.81
8.0.170.0030.00516.83
8.0.160.0070.00016.82
8.0.150.0000.00816.72
8.0.140.0070.00016.71
8.0.130.0000.00613.20
8.0.120.0050.00316.62
8.0.110.0040.00416.68
8.0.100.0000.00916.65
8.0.90.0000.00716.72
8.0.80.0070.01016.79
8.0.70.0000.00816.58
8.0.60.0020.00516.64
8.0.50.0000.00816.79
8.0.30.0150.00816.79
8.0.20.0110.00717.40
8.0.10.0000.00716.68
8.0.00.0060.01416.73
7.4.330.0000.00515.03
7.4.320.0030.00316.41
7.4.300.0030.00316.42
7.4.290.0000.00716.29
7.4.280.0000.00716.35
7.4.270.0080.00016.44
7.4.260.0030.00616.56
7.4.250.0070.00016.29
7.4.240.0050.00216.43
7.4.230.0070.00016.60
7.4.220.0120.00616.56
7.4.210.0080.00616.39
7.4.200.0000.00716.49
7.4.160.0060.00916.58
7.4.150.0110.00717.40
7.4.140.0100.00917.86
7.4.130.0100.01216.50
7.4.120.0050.01216.50
7.4.110.0030.01616.55
7.4.100.0130.00716.36
7.4.90.0100.00616.28
7.4.80.0060.01619.39
7.4.70.0070.01016.38
7.4.60.0130.00316.45
7.4.50.0000.00816.22
7.4.40.0040.01216.42
7.4.30.0110.01116.48
7.4.00.0030.01014.68
7.3.330.0020.00212.99
7.3.320.0130.00012.95
7.3.310.0030.00316.17
7.3.300.0070.00016.08
7.3.290.0030.00316.19
7.3.280.0100.01016.19
7.3.270.0090.00917.40
7.3.260.0130.00416.43
7.3.250.0070.01016.33
7.3.240.0090.00916.50
7.3.230.0070.01016.39
7.3.210.0040.01516.38
7.3.200.0060.01219.39
7.3.190.0120.00316.14
7.3.180.0030.01316.48
7.3.170.0070.01016.51
7.3.160.0130.00416.34
7.3.10.0090.00616.13
7.3.00.0030.00916.15
7.2.330.0140.00316.39
7.2.320.0130.00316.31
7.2.310.0040.01216.50
7.2.300.0100.00716.19
7.2.290.0110.00716.23
7.2.130.0040.00416.58
7.2.120.0070.01116.69
7.2.110.0200.00816.46
7.2.100.0110.01116.80
7.2.90.0090.00616.63
7.2.80.0030.01116.58
7.2.70.0080.00816.62
7.2.60.0060.00916.77
7.2.50.0070.01016.82
7.2.40.0070.00416.64
7.2.30.0040.01116.46
7.2.20.0090.00616.70
7.2.10.0040.00716.64
7.2.00.0060.00617.93
7.1.250.0060.00415.41
7.1.100.0000.01118.02
7.1.70.0000.00817.15
7.1.60.0100.01419.50
7.1.50.0090.01616.53
7.1.00.0070.07322.29
7.0.200.0060.00316.73
7.0.140.0070.07022.12
7.0.60.0030.07719.96
7.0.50.0070.03717.89
7.0.40.0100.05019.98
7.0.30.0270.05020.06
7.0.20.0300.07720.30
7.0.10.0400.07020.13
7.0.00.0030.06020.17
5.6.280.0000.07721.12
5.6.210.0230.07020.65
5.6.200.0130.06018.12
5.6.190.0070.04320.64
5.6.180.0170.09020.58
5.6.170.0270.07020.33
5.6.160.0070.04720.54
5.6.150.0030.05018.13
5.6.140.0030.04718.22
5.6.130.0030.04018.20
5.6.120.0070.04020.98
5.6.110.0070.07721.11
5.6.100.0100.06720.98
5.6.90.0070.08320.96
5.6.80.0070.07020.48
5.6.70.0130.07720.39
5.5.350.0100.08320.42
5.5.340.0230.06718.03
5.5.330.0130.07020.13
5.5.320.0230.07320.43
5.5.310.0230.04320.26
5.5.300.0030.04017.98
5.5.290.0100.05017.97
5.5.280.0100.07720.73
5.5.270.0030.09020.86
5.5.260.0070.08020.88
5.5.250.0200.06020.57
5.5.240.0030.04720.11
5.4.450.0100.06019.54
5.4.440.1030.05019.48
5.4.430.1030.05319.24
5.4.420.1270.05719.54
5.4.410.0070.05719.41
5.4.400.0130.05318.57
5.4.390.0270.04318.61
5.4.380.0200.05318.59
5.4.370.0200.05018.66
5.4.360.0130.06318.66
5.4.350.0170.05718.72
5.4.340.0300.04718.47
5.4.320.0170.05318.71
5.4.310.0100.06718.71
5.4.300.0200.05018.44
5.4.290.0270.05018.76
5.4.280.0070.06318.65
5.4.270.0170.05318.57
5.4.260.0230.04718.70
5.4.250.0230.07018.46
5.4.240.0170.05318.71
5.4.230.0130.05718.45
5.4.220.0170.05318.71
5.4.210.0200.05018.42
5.4.200.0070.06316.50
5.4.190.0130.05318.57
5.4.180.0270.04318.54
5.4.170.0270.04318.55
5.4.160.0170.06018.68
5.4.150.0170.05018.69
5.4.140.0100.05716.29
5.4.130.0200.05316.16
5.4.120.0300.05316.13
5.4.110.0130.05016.25
5.4.100.0130.05316.22
5.4.90.0170.05316.16
5.4.80.0170.05016.01
5.4.70.0200.05016.16
5.4.60.0200.05016.13
5.4.50.0270.05316.19
5.4.40.0130.05316.28
5.4.30.0130.05316.27
5.4.20.0100.06016.22
5.4.10.0100.05716.21
5.4.00.0130.05015.71
5.3.290.0300.06014.64
5.3.280.0270.06314.57
5.3.270.0230.07014.51
5.3.260.0270.06714.60
5.3.250.0200.04714.59
5.3.240.0100.06014.56
5.3.230.0170.06314.64
5.3.220.0170.05014.56
5.3.210.0270.05014.55
5.3.200.0170.06014.54
5.3.190.0130.05314.65
5.3.180.0230.05014.43
5.3.170.0200.05014.57
5.3.160.0100.05714.57
5.3.150.0200.04714.63
5.3.140.0170.05314.55
5.3.130.0130.05714.45
5.3.120.0130.06014.47
5.3.110.0100.06014.54
5.3.100.0230.05014.01
5.3.90.0300.03713.95
5.3.80.0100.05714.04
5.3.70.0100.05713.96
5.3.60.0070.06714.09
5.3.50.0200.04713.85
5.3.40.0230.04013.92
5.3.30.1800.05313.81
5.3.20.0200.04713.65
5.3.10.0130.05713.60
5.3.00.0230.04013.54
5.2.170.0130.04011.27
5.2.160.0230.04311.16
5.2.150.0130.04311.05
5.2.140.0070.05011.10
5.2.130.0130.03711.05
5.2.120.0170.03711.06
5.2.110.0230.04011.02
5.2.100.0130.04011.16
5.2.90.0170.03711.13
5.2.80.0130.04711.02
5.2.70.0170.04011.08
5.2.60.0170.05011.10
5.2.50.0070.04711.15
5.2.40.0100.04010.97
5.2.30.0270.02710.93
5.2.20.0100.04310.94
5.2.10.0100.03710.95
5.2.00.0170.03710.71
5.1.60.0100.0339.96
5.1.50.0070.03710.00
5.1.40.0130.0309.99
5.1.30.0070.04010.44
5.1.20.0130.03310.40
5.1.10.0070.03710.08
5.1.00.0100.03310.16
5.0.50.0100.0278.57
5.0.40.0070.0338.52
5.0.30.0130.0378.21
5.0.20.0100.0278.36
5.0.10.0130.0208.28
5.0.00.0030.0438.33
4.4.90.0130.0177.00
4.4.80.0100.0207.00
4.4.70.0100.0207.00
4.4.60.0100.0207.00
4.4.50.0100.0207.00
4.4.40.0030.0377.00
4.4.30.0030.0237.00
4.4.20.0100.0207.00
4.4.10.0070.0307.00
4.4.00.0130.0377.00
4.3.110.0100.0277.00
4.3.100.0030.0237.00
4.3.90.0030.0237.00
4.3.80.0030.0437.00
4.3.70.0100.0237.00
4.3.60.0070.0277.00
4.3.50.0030.0307.00
4.3.40.0070.0337.00
4.3.30.0070.0177.00
4.3.20.0000.0277.00
4.3.10.0030.0237.00
4.3.00.0070.0237.20

preferences:
38.98 ms | 401 KiB | 5 Q