3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(1234567, -4, 4);

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)
8.3.60.0110.01116.75
8.3.50.0040.01116.51
8.3.40.0070.00718.45
8.3.30.0100.00718.65
8.3.20.0040.00420.20
8.3.10.0040.00421.60
8.3.00.0080.00017.59
8.2.180.0120.00616.32
8.2.170.0150.00422.96
8.2.160.0150.00020.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00422.16
8.2.120.0000.00826.35
8.2.110.0040.00421.05
8.2.100.0060.00618.16
8.2.90.0040.00419.08
8.2.80.0060.00317.97
8.2.70.0030.00917.50
8.2.60.0040.00417.80
8.2.50.0030.00619.53
8.2.40.0040.00420.48
8.2.30.0050.00320.90
8.2.20.0040.00418.04
8.2.10.0000.00817.94
8.2.00.0050.00217.96
8.1.280.0120.00825.92
8.1.270.0070.00023.82
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.01323.97
8.1.230.0000.01118.75
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0050.00517.23
8.1.190.0030.00617.10
8.1.180.0060.00318.10
8.1.170.0040.00418.49
8.1.160.0070.00018.86
8.1.150.0030.00318.75
8.1.140.0050.00219.57
8.1.130.0000.00918.81
8.1.120.0000.00717.33
8.1.110.0040.00417.20
8.1.100.0000.00717.34
8.1.90.0050.00317.38
8.1.80.0000.00717.33
8.1.70.0030.00317.28
8.1.60.0000.00917.45
8.1.50.0040.00417.39
8.1.40.0040.00417.38
8.1.30.0070.00317.53
8.1.20.0000.00717.56
8.1.10.0020.00517.28
8.1.00.0000.00817.26
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.42
8.0.270.0070.00017.09
8.0.260.0030.00316.62
8.0.250.0000.00816.93
8.0.240.0000.00816.84
8.0.230.0000.00716.80
8.0.220.0030.00316.59
8.0.210.0030.00316.77
8.0.200.0000.00716.83
8.0.190.0000.00816.75
8.0.180.0080.00016.80
8.0.170.0000.00716.76
8.0.160.0040.00416.82
8.0.150.0040.00416.79
8.0.140.0000.00716.69
8.0.130.0030.00313.15
8.0.120.0000.00716.74
8.0.110.0070.00016.82
8.0.100.0080.00016.70
8.0.90.0030.00316.66
8.0.80.0110.00416.74
8.0.70.0070.00316.81
8.0.60.0000.00716.78
8.0.50.0020.00516.80
8.0.30.0050.01216.81
8.0.20.0120.00917.40
8.0.10.0030.00316.76
8.0.00.0070.01116.80
7.4.330.0050.00015.55
7.4.320.0000.00616.28
7.4.300.0000.00616.38
7.4.290.0070.00016.39
7.4.280.0030.00516.48
7.4.270.0000.00716.48
7.4.260.0030.00316.34
7.4.250.0040.00416.25
7.4.240.0050.00316.32
7.4.230.0030.00316.46
7.4.220.0030.01316.45
7.4.210.0040.01016.56
7.4.200.0040.00416.35
7.4.160.0110.00616.34
7.4.150.0130.00317.40
7.4.140.0120.01117.86
7.4.130.0070.01016.34
7.4.120.0070.01016.34
7.4.110.0080.00816.48
7.4.100.0030.01816.39
7.4.90.0070.01016.45
7.4.80.0120.00619.39
7.4.70.0060.01016.13
7.4.60.0180.00016.57
7.4.50.0070.01116.31
7.4.40.0030.01316.11
7.4.30.0040.01216.19
7.4.00.0060.01015.04
7.3.330.0050.00013.04
7.3.320.0030.00313.00
7.3.310.0000.00715.95
7.3.300.0000.00616.15
7.3.290.0110.00616.13
7.3.280.0090.00616.10
7.3.270.0060.01217.40
7.3.260.0090.00816.32
7.3.250.0110.01016.39
7.3.240.0080.01016.29
7.3.230.0060.01316.38
7.3.210.0070.01616.47
7.3.200.0120.00416.13
7.3.190.0110.00416.16
7.3.180.0030.01316.26
7.3.170.0130.00616.36
7.3.160.0120.00616.42
7.3.120.0000.01114.71
7.3.110.0060.00914.62
7.3.100.0030.01214.62
7.3.90.0030.01314.48
7.3.80.0070.00714.62
7.3.70.0000.01414.71
7.3.60.0080.00314.70
7.3.50.0040.01114.83
7.3.40.0040.00814.81
7.3.30.0030.00614.64
7.3.20.0030.00516.68
7.3.10.0070.00716.36
7.3.00.0030.01116.68
7.2.330.0100.00716.56
7.2.320.0030.01416.27
7.2.310.0060.01016.47
7.2.300.0120.00616.34
7.2.290.0100.00716.59
7.2.240.0070.01014.73
7.2.230.0070.00714.54
7.2.220.0030.01114.54
7.2.210.0030.01015.03
7.2.200.0100.00614.63
7.2.190.0110.00414.70
7.2.180.0040.00814.91
7.2.170.0030.01314.69
7.2.160.0030.01014.89
7.2.150.0000.01216.65
7.2.140.0030.00916.73
7.2.130.0130.00316.71
7.2.120.0100.00316.85
7.2.110.0000.00916.69
7.2.100.0060.00616.93
7.2.90.0060.00616.68
7.2.80.0000.01516.63
7.2.70.0030.00916.60
7.2.60.0070.00816.79
7.2.50.0100.00316.66
7.2.40.0030.00616.66
7.2.30.0070.01016.77
7.2.20.0080.00816.90
7.2.10.0060.00916.66
7.2.00.0080.00617.88
7.1.330.0170.00315.47
7.1.320.0030.01015.52
7.1.310.0100.00715.70
7.1.300.0100.00315.64
7.1.290.0000.01515.38
7.1.280.0000.01315.86
7.1.270.0000.00715.65
7.1.260.0100.00315.43
7.1.250.0040.00715.39
7.1.200.0000.01015.52
7.1.100.0110.00818.00
7.1.70.0110.00817.18
7.1.60.0230.01734.73
7.1.50.0210.01634.60
7.1.40.0230.01734.29
7.1.30.0360.00434.42
7.1.20.0300.01134.47
7.1.10.0110.00816.38
7.1.00.0020.01816.50
7.0.200.0060.01616.80
7.0.190.0070.01316.79
7.0.180.0090.00916.02
7.0.170.0130.00716.16
7.0.160.0060.01316.14
7.0.150.0110.01016.27
7.0.140.0160.00316.21
7.0.130.0110.00716.32
7.0.120.0060.01116.62
7.0.110.0100.00716.05
7.0.100.0120.00616.13
7.0.90.0000.01916.18
7.0.80.0000.01816.41
7.0.70.0030.01216.36
7.0.60.0040.01115.73
7.0.50.0060.01216.27
7.0.40.0110.00916.20
7.0.30.0090.01016.23
7.0.20.0060.01116.29
7.0.10.0060.01216.05
7.0.00.0050.01316.30

preferences:
36.92 ms | 401 KiB | 5 Q