3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = "test@gmail.com"; echo substr($email, "@");

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)
8.3.60.0180.00018.39
8.3.50.0150.00416.14
8.3.40.0120.00318.79
8.3.30.0080.00618.45
8.3.20.0080.00018.90
8.3.10.0040.00421.81
8.3.00.0040.00419.47
8.2.180.0090.01218.29
8.2.170.0100.00322.96
8.2.160.0030.01720.35
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00422.29
8.2.120.0040.00426.35
8.2.110.0100.00019.33
8.2.100.0060.00619.76
8.2.90.0040.00418.86
8.2.80.0000.00717.97
8.2.70.0050.00317.50
8.2.60.0030.00517.80
8.2.50.0060.00318.10
8.2.40.0050.00322.36
8.2.30.0080.00019.18
8.2.20.0020.00518.07
8.2.10.0000.00717.97
8.2.00.0070.00018.09
8.1.280.0170.00725.92
8.1.270.0000.00723.91
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0040.00421.34
8.1.230.0000.01119.17
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0090.00017.23
8.1.180.0000.00718.10
8.1.170.0000.00818.59
8.1.160.0000.00718.86
8.1.150.0000.00818.72
8.1.140.0000.00719.50
8.1.130.0070.00018.72
8.1.120.0000.00717.25
8.1.110.0000.00717.34
8.1.100.0030.00517.34
8.1.90.0040.00417.43
8.1.80.0000.00817.44
8.1.70.0000.00717.39
8.1.60.0080.00017.50
8.1.50.0000.00717.52
8.1.40.0040.00417.55
8.1.30.0060.00317.54
8.1.20.0040.00417.66
8.1.10.0080.00017.43
8.1.00.0030.00617.54
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00818.37
8.0.270.0030.00317.10
8.0.260.0050.00316.71
8.0.250.0000.00616.82
8.0.240.0040.00416.89
8.0.230.0000.00716.98
8.0.220.0040.00416.80
8.0.210.0060.00016.84
8.0.200.0030.00316.86
8.0.190.0060.00316.84
8.0.180.0050.00216.80
8.0.170.0000.00716.83
8.0.160.0040.00416.84
8.0.150.0040.00416.81
8.0.140.0000.00816.85
8.0.130.0000.00713.27
8.0.120.0000.00816.86
8.0.110.0000.00716.84
8.0.100.0040.00416.91
8.0.90.0030.00316.73
8.0.80.0100.01016.84
8.0.70.0030.00516.75
8.0.60.0030.00416.88
8.0.50.0000.00716.77
8.0.30.0070.01117.03
8.0.20.0100.01017.40
8.0.10.0040.00417.05
8.0.00.0070.01116.95
7.4.330.0000.00515.55
7.4.320.0000.00616.53
7.4.300.0000.00616.48
7.4.290.0040.00416.42
7.4.280.0070.00016.37
7.4.270.0030.00316.43
7.4.260.0000.00716.52
7.4.250.0000.00816.37
7.4.240.0000.00716.50
7.4.230.0030.00316.26
7.4.220.0100.00616.38
7.4.210.0140.00016.47
7.4.200.0070.00016.52
7.4.160.0070.00916.38
7.4.150.0060.01117.40
7.4.140.0080.01017.86
7.4.130.0070.01616.52
7.4.120.0070.01516.42
7.4.110.0090.00916.57
7.4.100.0020.00516.39
7.4.90.0170.00016.54
7.4.80.0060.01219.39
7.4.70.0090.00916.38
7.4.60.0130.00616.49
7.4.50.0100.00716.44
7.4.40.0100.00716.55
7.4.30.0130.00316.47
7.4.10.0030.01416.30
7.4.00.0090.00915.82
7.3.330.0000.00513.02
7.3.320.0030.00312.91
7.3.310.0080.00016.12
7.3.300.0070.00016.18
7.3.290.0080.00716.18
7.3.280.0080.00916.16
7.3.270.0060.01517.40
7.3.260.0090.00916.28
7.3.250.0130.00616.27
7.3.240.0140.00516.33
7.3.230.0100.00616.21
7.3.210.0130.00316.14
7.3.200.0000.01616.42
7.3.190.0060.00916.30
7.3.180.0060.01116.04
7.3.170.0130.00316.29
7.3.160.0080.00816.33
7.3.130.0070.01116.15
7.3.120.0120.00416.44
7.3.110.0140.00316.36
7.3.100.0060.00916.20
7.3.90.0070.01016.19
7.3.80.0110.00316.20
7.3.70.0120.00316.00
7.3.60.0030.00716.32
7.3.50.0110.00016.18
7.3.40.0020.00716.16
7.3.30.0030.00916.09
7.3.20.0000.01218.10
7.3.10.0030.01017.91
7.3.00.0040.01218.10
7.2.330.0120.00616.38
7.2.320.0120.00816.18
7.2.310.0130.00416.39
7.2.300.0070.01016.71
7.2.290.0120.00616.27
7.2.260.0040.01116.29
7.2.250.0030.01216.45
7.2.240.0070.01016.29
7.2.230.0110.00316.62
7.2.220.0070.01116.42
7.2.210.0070.01016.56
7.2.200.0060.00616.32
7.2.190.0070.00316.44
7.2.180.0090.00316.30
7.2.170.0000.01216.29
7.2.160.0070.00716.32
7.2.150.0070.00718.24
7.2.140.0070.00718.07
7.2.130.0070.00718.18
7.2.120.0040.00818.35
7.2.110.0060.00918.36
7.2.100.0000.01318.26
7.2.90.0030.01418.25
7.2.80.0130.00717.46
7.2.70.0110.01118.29
7.2.60.0020.01017.53
7.2.50.0030.01018.11
7.2.40.0040.00718.36
7.2.30.0030.00918.20
7.2.20.0060.00918.15
7.2.10.0090.00918.16
7.2.00.0040.01318.58
7.1.330.0070.01017.29
7.1.320.0070.00717.16
7.1.310.0060.00617.40
7.1.300.0120.00317.07
7.1.290.0060.00617.39
7.1.280.0030.00917.23
7.1.270.0080.00817.20
7.1.260.0060.00317.18
7.1.250.0030.01017.27
7.1.240.0140.00017.30
7.1.230.0070.00317.11
7.1.220.0080.00417.29
7.1.210.0060.00917.20
7.1.200.0030.00816.31
7.1.190.0090.00917.30
7.1.180.0090.00617.23
7.1.170.0030.01017.13
7.1.160.0000.01117.14
7.1.150.0060.00617.26
7.1.140.0090.00317.18
7.1.130.0070.01117.10
7.1.120.0060.01017.02
7.1.110.0090.00317.32
7.1.100.0130.00217.67
7.1.90.0090.00317.27
7.1.80.0040.00417.20
7.1.70.0090.00517.22
7.1.60.0740.01225.21
7.1.50.0750.01225.14
7.1.40.0920.00724.85
7.1.30.1330.00824.82
7.1.20.0880.01424.86
7.1.10.0830.01215.92
7.1.00.0870.01116.01
7.0.330.0060.01016.73
7.0.320.0100.00316.85
7.0.310.0070.01017.11
7.0.300.0000.01016.92
7.0.290.0060.00316.94
7.0.280.0060.00616.81
7.0.270.0060.00616.81
7.0.260.0040.01116.84
7.0.250.0120.00317.00
7.0.240.0080.00316.85
7.0.230.0110.00016.87
7.0.220.0060.00617.16
7.0.210.0060.00616.90
7.0.200.0800.00815.88
7.0.190.0840.01415.76
7.0.180.0900.00715.58
7.0.170.1420.00715.58
7.0.160.1160.00615.62
7.0.150.0850.00815.57
7.0.140.0850.00815.77
7.0.130.0970.00915.67
7.0.120.0770.01215.59
7.0.110.0800.01215.83
7.0.100.0780.01115.65
7.0.90.0760.01015.59
7.0.80.0800.00715.61
7.0.70.0740.01215.65
7.0.60.0710.00515.56
7.0.50.0680.00815.69
7.0.40.0610.00714.73
7.0.30.0750.01314.64
7.0.20.0650.00514.68
7.0.10.0700.01014.77
7.0.00.0630.00914.72
5.6.400.0030.00615.78
5.6.390.0070.00715.89
5.6.380.0070.01015.71
5.6.370.0040.01115.84
5.6.360.0040.01116.09
5.6.350.0030.00915.86
5.6.340.0040.01115.67
5.6.330.0080.00815.86
5.6.320.0130.00315.87
5.6.310.0110.00415.92
5.6.300.0090.00415.80
5.6.290.0040.00715.58
5.6.280.0000.01215.61
5.6.270.0060.00315.56
5.6.260.0030.00615.70
5.6.250.0000.01515.78
5.6.240.0030.01015.80
5.6.230.0060.00615.73
5.6.220.0080.00415.77
5.6.210.0100.00015.63
5.6.200.0030.01015.94
5.6.190.0060.01215.57
5.6.180.0000.00915.56
5.6.170.0030.01015.67
5.6.160.0030.00715.72
5.6.150.0070.00715.72
5.6.140.0000.01715.86
5.6.130.0030.00915.62
5.6.120.0040.01115.75
5.6.110.0130.00315.77
5.6.100.0030.00915.59
5.6.90.0090.00615.69
5.6.80.0100.00315.56
5.6.70.0030.00915.71
5.6.60.0040.01115.87
5.6.50.0040.00915.87
5.6.40.0070.01015.61
5.6.30.0030.01315.61
5.6.20.0000.01615.68
5.6.10.0110.00715.64
5.6.00.0030.01115.51

preferences:
68.76 ms | 400 KiB | 5 Q