3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strpos(strtolower("ems priority document"));

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)
8.3.60.0120.00918.43
8.3.50.0070.01117.95
8.3.40.0070.00718.89
8.3.30.0070.00718.92
8.3.20.0050.00520.13
8.3.10.0070.00021.82
8.3.00.0070.00022.52
8.2.180.0090.00918.29
8.2.170.0090.00618.79
8.2.160.0100.00322.96
8.2.150.0000.00825.66
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00220.95
8.2.110.0050.00520.47
8.2.100.0040.00817.84
8.2.90.0080.00018.85
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0040.00417.91
8.2.50.0060.00318.07
8.2.40.0030.00521.05
8.2.30.0040.00417.99
8.2.20.0040.00417.69
8.2.10.0050.00217.89
8.2.00.0040.00418.03
8.1.280.0150.00625.92
8.1.270.0110.00720.22
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00021.03
8.1.230.0030.00717.45
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0070.00017.11
8.1.180.0000.00818.10
8.1.170.0050.00318.49
8.1.160.0080.00021.88
8.1.150.0000.00718.75
8.1.140.0040.00417.23
8.1.130.0000.00717.48
8.1.120.0070.00017.35
8.1.110.0040.00417.27
8.1.100.0000.00717.38
8.1.90.0070.00017.32
8.1.80.0050.00217.22
8.1.70.0000.00717.19
8.1.60.0090.00017.46
8.1.50.0080.00017.44
8.1.40.0040.00417.33
8.1.30.0000.00817.55
8.1.20.0040.00417.64
8.1.10.0000.00717.49
8.1.00.0060.00517.32
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.36
8.0.270.0000.00717.19
8.0.260.0030.00317.22
8.0.250.0030.00316.81
8.0.240.0030.00316.97
8.0.230.0040.00316.78
8.0.220.0030.00316.79
8.0.210.0040.00416.93
8.0.200.0000.00616.92
8.0.190.0040.00416.80
8.0.180.0030.00616.93
8.0.170.0000.00716.81
8.0.160.0030.00316.73
8.0.150.0000.00716.75
8.0.140.0040.00416.86
8.0.130.0000.00713.30
8.0.120.0060.00316.82
8.0.110.0050.00316.80
8.0.100.0000.00716.69
8.0.90.0000.00716.73
8.0.80.0070.00716.87
8.0.70.0050.00316.95
8.0.60.0020.00516.86
8.0.50.0040.00416.74
8.0.30.0140.00716.90
8.0.20.0100.00917.40
8.0.10.0070.00017.06
8.0.00.0070.01216.69
7.4.330.0000.00615.04
7.4.320.0000.00616.45
7.4.300.0060.00016.51
7.4.290.0040.00416.50
7.4.280.0030.00616.26
7.4.270.0050.00316.35
7.4.260.0030.00313.18
7.4.250.0000.00716.40
7.4.240.0000.00816.42
7.4.230.0000.00716.18
7.4.220.0060.01316.38
7.4.210.0130.00016.57
7.4.200.0070.00016.49
7.4.160.0090.00616.47
7.4.150.0120.00617.40
7.4.140.0060.01617.86
7.4.130.0070.01216.38
7.4.120.0110.00616.35
7.4.110.0070.01016.34
7.4.100.0030.01716.53
7.4.90.0110.01116.43
7.4.80.0000.01919.39
7.4.70.0050.01416.52
7.4.60.0100.00616.34
7.4.50.0060.00316.64
7.4.40.0060.01116.43
7.4.30.0100.00716.41
7.4.00.0030.01214.80
7.3.330.0070.00012.96
7.3.320.0000.00513.16
7.3.310.0030.00316.20
7.3.300.0070.00016.22
7.3.290.0110.00516.17
7.3.280.0070.01216.22
7.3.270.0130.00317.40
7.3.260.0000.01616.70
7.3.250.0140.00816.30
7.3.240.0160.00316.20
7.3.230.0170.00016.39
7.3.210.0130.00316.35
7.3.200.0030.01319.39
7.3.190.0060.01616.52
7.3.180.0080.00816.14
7.3.170.0080.00816.27
7.3.160.0030.01416.11
7.2.330.0140.00716.44
7.2.320.0180.00416.64
7.2.310.0000.01516.29
7.2.300.0120.00316.48
7.2.290.0100.01316.39
7.2.60.0030.01016.80
7.2.00.0000.01619.09
7.1.200.0080.00415.70
7.1.100.0090.00018.14
7.1.70.0030.00316.75
7.1.60.0080.00819.59
7.1.50.0090.01516.86
7.1.00.0070.07322.30
7.0.200.0130.00714.76
7.0.60.0100.08319.95
7.0.50.0070.03717.82
7.0.40.0030.04319.90
7.0.30.0570.06320.18
7.0.20.0270.03720.18
7.0.10.0330.07720.02
7.0.00.0070.03720.01
5.6.280.0030.03321.05
5.6.210.0100.08020.66
5.6.200.0070.04018.20
5.6.190.0030.05320.67
5.6.180.3570.03320.49
5.6.170.0230.07720.50
5.6.160.0130.06320.38
5.6.150.0070.04718.16
5.6.140.0100.05718.15
5.6.130.0170.05718.21
5.6.120.0100.04721.04
5.6.110.0070.07721.04
5.6.100.0170.04720.97
5.6.90.0100.03720.97
5.6.80.0170.06720.46
5.6.70.0370.06020.49
5.5.350.0200.04320.31
5.5.340.0100.07718.02
5.5.330.0130.05020.46
5.5.320.0300.05320.29
5.5.310.0270.06720.12
5.5.300.0070.07718.02
5.5.290.0070.05717.98
5.5.280.0000.04320.95
5.5.270.0070.07020.86
5.5.260.0230.06020.83
5.5.250.0130.06020.60
5.5.240.0270.06020.33
5.4.450.0700.06719.60
5.4.440.0130.07719.10
5.4.430.0300.04719.27
5.4.420.0300.05719.48
5.4.410.0200.06019.30
5.4.400.0200.05019.26
5.4.390.0200.05719.15
5.4.380.0300.04319.24
5.4.370.0200.05018.90
5.4.360.0200.07019.12
5.4.350.0170.05319.25
5.4.340.0230.04719.22
5.4.320.0300.04719.25
5.4.310.0200.04719.28
5.4.300.0170.05018.80
5.4.290.0170.05718.99
5.4.280.0270.04719.30
5.4.270.0300.05719.08
5.4.260.0300.05318.99
5.4.250.0300.07318.77
5.4.240.0300.04319.21
5.4.230.0170.06019.21
5.4.220.0130.06319.21
5.4.210.0270.04319.15
5.4.200.0330.05016.57
5.4.190.0200.05319.08
5.4.180.0170.05719.15
5.4.170.0230.05718.96
5.4.160.0200.05319.09
5.4.150.0100.06018.95
5.4.140.0230.04716.48
5.4.130.0270.04316.51
5.4.120.0130.05316.43
5.4.110.0230.04716.37
5.4.100.0230.05016.32
5.4.90.0230.05316.44
5.4.80.0170.05316.20
5.4.70.0270.04316.32
5.4.60.0200.04716.34
5.4.50.0200.04716.41
5.4.40.0130.05716.30
5.4.30.0130.05716.33
5.4.20.0130.06016.29
5.4.10.0130.05316.16
5.4.00.0300.04015.77
5.3.290.0270.04714.54
5.3.280.0330.04014.45
5.3.270.0200.04714.55
5.3.260.0170.05714.48
5.3.250.0230.05314.45
5.3.240.0170.05014.48
5.3.230.0130.06314.43
5.3.220.0230.04314.50
5.3.210.0300.04714.40
5.3.200.0100.05314.50
5.3.190.0100.05314.58
5.3.180.0200.05014.51
5.3.170.0130.06014.54
5.3.160.0100.06014.42
5.3.150.0230.04714.54
5.3.140.0100.06314.40
5.3.130.0230.04714.39
5.3.120.0200.05014.38
5.3.110.0130.06014.56
5.3.100.0130.05714.13
5.3.90.0200.05313.97
5.3.80.0230.04714.00
5.3.70.0270.04313.86
5.3.60.0170.05313.85
5.3.50.0170.05313.73
5.3.40.0300.04013.93
5.3.30.0200.04713.86
5.3.20.0170.05313.48
5.3.10.0170.05313.60
5.3.00.0230.04713.65
5.2.170.0130.04710.94
5.2.160.0170.04011.03
5.2.150.0200.03711.24
5.2.140.0130.04310.93
5.2.130.0130.04011.13
5.2.120.0130.04011.14
5.2.110.0170.04010.93
5.2.100.0030.04311.12
5.2.90.0030.04310.96
5.2.80.0070.04310.95
5.2.70.0170.04010.95
5.2.60.0100.04310.89
5.2.50.0230.03711.06
5.2.40.0170.03310.78
5.2.30.0170.04010.81
5.2.20.0130.04011.03
5.2.10.0130.04010.75
5.2.00.0070.04310.61
5.1.60.0130.0309.82
5.1.50.0100.03710.09
5.1.40.0100.0439.86
5.1.30.0270.02710.24
5.1.20.0170.03710.36
5.1.10.0100.04010.00
5.1.00.0200.0309.93
5.0.50.0100.0238.60
5.0.40.0000.0378.29
5.0.30.0070.0408.30
5.0.20.0130.0238.19
5.0.10.0000.0308.38
5.0.00.0000.0478.04
4.4.90.0100.0175.84
4.4.80.0030.0235.83
4.4.70.0070.0205.81
4.4.60.0070.0205.75
4.4.50.0100.0175.77
4.4.40.0100.0305.88
4.4.30.0070.0205.79
4.4.20.0070.0205.89
4.4.10.0070.0205.89
4.4.00.0070.0335.82
4.3.110.0030.0235.76
4.3.100.0100.0175.76
4.3.90.0030.0235.74
4.3.80.0070.0335.73
4.3.70.0100.0235.66
4.3.60.0000.0275.73
4.3.50.0030.0235.65
4.3.40.0000.0375.61
4.3.30.0000.0234.41
4.3.20.0000.0234.47
4.3.10.0070.0204.36
4.3.00.0070.0277.12

preferences:
70.25 ms | 400 KiB | 5 Q