3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "z"; var_dump(++$s); var_dump(--$s);

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)
8.4.120.0130.00620.64
8.4.110.0160.00423.93
8.4.100.0050.00417.67
8.4.90.0120.00820.61
8.4.80.0080.01018.82
8.4.70.0060.01018.66
8.4.60.0100.01020.64
8.4.50.0100.01018.49
8.4.40.0030.01617.93
8.4.30.0030.01317.85
8.4.20.0060.01318.59
8.4.10.0160.00317.75
8.3.250.0110.00717.38
8.3.240.0110.00916.49
8.3.230.0130.00716.69
8.3.220.0110.00818.98
8.3.210.0090.01118.49
8.3.200.0080.01116.57
8.3.190.0140.00518.89
8.3.180.0120.00718.75
8.3.170.0000.01418.76
8.3.160.0130.00318.38
8.3.150.0130.00618.83
8.3.140.0040.00420.92
8.3.130.0030.00618.35
8.3.120.0030.00718.96
8.3.110.0040.00420.94
8.3.100.0000.00824.06
8.3.90.0060.00326.77
8.3.80.0110.00017.97
8.3.70.0100.01016.50
8.3.60.0090.00918.27
8.3.50.0050.01117.96
8.3.40.0130.00318.89
8.3.30.0100.01318.52
8.3.20.0000.00719.02
8.3.10.0040.00421.75
8.3.00.0040.00422.57
8.2.290.0100.00816.72
8.2.280.0110.00920.18
8.2.270.0110.00716.66
8.2.260.0120.00316.93
8.2.250.0080.00016.45
8.2.240.0050.00318.95
8.2.230.0090.00322.58
8.2.220.0050.00537.54
8.2.210.0050.00326.77
8.2.200.0070.00316.50
8.2.190.0070.00716.58
8.2.180.0110.00716.38
8.2.170.0040.01118.98
8.2.160.0070.01022.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00321.11
8.2.110.0030.00619.29
8.2.100.0070.00417.78
8.2.90.0040.00417.46
8.2.80.0060.00317.97
8.2.70.0060.00317.91
8.2.60.0070.00018.09
8.2.50.0080.00018.10
8.2.40.0060.00321.04
8.2.30.0000.00720.53
8.2.20.0000.00918.05
8.2.10.0000.00717.97
8.2.00.0000.00819.24
8.1.330.0090.01015.95
8.1.320.0080.01117.63
8.1.310.0080.00016.72
8.1.300.0030.00617.99
8.1.290.0060.00330.84
8.1.280.0070.00725.92
8.1.270.0090.00022.02
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00619.08
8.1.230.0040.00818.96
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0040.00417.25
8.1.190.0060.00317.25
8.1.180.0090.00018.10
8.1.170.0030.00518.82
8.1.160.0040.00418.87
8.1.150.0040.00418.86
8.1.140.0030.00620.79
8.1.130.0070.00018.82
8.1.120.0040.00417.38
8.1.110.0000.00717.28
8.1.100.0000.00717.41
8.1.90.0030.00917.43
8.1.80.0000.00717.34
8.1.70.0040.00417.38
8.1.60.0030.00517.38
8.1.50.0070.00017.36
8.1.40.0000.00717.51
8.1.30.0000.00817.52
8.1.20.0000.00817.50
8.1.10.0030.00617.41
8.1.00.0040.00417.30
8.0.300.0000.00719.34
8.0.290.0060.00316.63
8.0.280.0050.00518.39
8.0.270.0060.00317.16
8.0.260.0060.00018.38
8.0.250.0070.00016.88
8.0.240.0000.00616.99
8.0.230.0030.00316.88
8.0.220.0070.00016.87
8.0.210.0000.00716.72
8.0.200.0030.00316.89
8.0.190.0050.00316.80
8.0.180.0030.00516.84
8.0.170.0030.00516.84
8.0.160.0000.00716.89
8.0.150.0030.00516.79
8.0.140.0030.00516.80
8.0.130.0000.00513.24
8.0.120.0060.00316.77
8.0.110.0000.00716.64
8.0.100.0030.00316.89
8.0.90.0000.00816.86
8.0.80.0120.00616.76
8.0.70.0050.00216.84
8.0.60.0000.00716.73
8.0.50.0040.00416.84
8.0.30.0100.00916.82
8.0.20.0000.01817.40
8.0.10.0040.00417.01
8.0.00.0130.00516.74
7.4.330.0000.00515.55
7.4.320.0000.00716.52
7.4.300.0030.00316.60
7.4.290.0060.00016.43
7.4.280.0040.00416.51
7.4.270.0000.00716.47
7.4.260.0110.00016.45
7.4.250.0030.00316.50
7.4.240.0040.00416.59
7.4.230.0060.00016.52
7.4.220.0040.00416.61
7.4.210.0070.00916.50
7.4.200.0000.00716.27
7.4.160.0100.00816.43
7.4.140.0090.00917.86
7.4.130.0080.01116.39
7.4.120.0090.00916.39
7.4.110.0130.00316.49
7.4.100.0190.00316.32
7.4.90.0100.00616.51
7.4.80.0130.00319.39
7.4.70.0070.01016.43
7.4.60.0090.00916.29
7.4.50.0060.00916.32
7.4.40.0060.01316.45
7.4.00.0100.00714.89
7.3.330.0030.00313.07
7.3.320.0000.00612.95
7.3.310.0030.00516.07
7.3.300.0020.00616.23
7.3.290.0060.00016.06
7.3.280.0100.00716.20
7.3.260.0090.00816.20
7.3.240.0100.00816.31
7.3.230.0190.00316.45
7.3.210.0200.00316.22
7.3.200.0080.00816.25
7.3.190.0090.01316.46
7.3.180.0040.01116.41
7.3.170.0030.01316.38
7.3.160.0030.01316.50
7.3.120.0080.00814.61
7.3.110.0100.00714.73
7.3.100.0060.00814.74
7.3.90.0050.00914.84
7.3.80.0110.00614.71
7.3.70.0070.00614.64
7.3.60.0090.00514.79
7.3.50.0050.00714.76
7.3.40.0060.00614.69
7.3.30.0030.00814.66
7.3.20.0060.00716.49
7.3.10.0080.00616.39
7.3.00.0050.00816.46
7.2.330.0150.00616.33
7.2.320.0120.01216.61
7.2.310.0160.00016.61
7.2.300.0000.02116.64
7.2.290.0060.00916.52
7.2.250.0050.01114.82
7.2.240.0050.01314.83
7.2.230.0050.01115.01
7.2.220.0040.00914.91
7.2.210.0070.00614.91
7.2.200.0080.00614.82
7.2.190.0050.01014.85
7.2.180.0020.01314.83
7.2.170.0080.00714.78
7.2.160.0050.00814.89
7.2.150.0030.01016.86
7.2.140.0030.01216.81
7.2.130.0100.00416.59
7.2.120.0070.00716.46
7.2.110.0090.00616.77
7.2.100.0060.01116.79
7.2.90.0060.00816.68
7.2.80.0240.00716.42
7.2.70.0250.00516.34
7.2.60.0150.01116.29
7.2.50.0210.00816.24
7.2.40.0190.01016.37
7.2.30.0230.00816.39
7.2.20.0250.00716.32
7.2.10.0200.00816.31
7.2.00.0260.00716.34
7.1.330.0090.00615.67
7.1.320.0080.00715.65
7.1.310.0020.01115.72
7.1.300.0050.00915.66
7.1.290.0030.00915.70
7.1.280.0060.00615.66
7.1.270.0070.00615.72
7.1.260.0050.00815.65
7.1.250.0090.00815.64
7.1.240.0030.01015.69
7.1.230.0030.01015.79
7.1.220.0030.01215.56
7.1.210.0040.01515.80
7.1.200.0470.00514.71
7.1.190.0320.00914.79
7.1.180.0730.01214.76
7.1.170.0350.00914.53
7.1.160.0440.00914.62
7.1.150.0430.01214.82
7.1.140.0300.01014.80
7.1.130.0430.00714.71
7.1.120.0470.00814.80
7.1.110.0370.01014.81
7.1.100.0450.00914.56
7.1.90.0330.00214.68
7.1.80.0350.00514.82
7.1.70.0470.00514.85
7.1.60.0520.01123.60
7.1.50.0530.01523.67
7.1.40.0540.01223.59
7.1.30.0530.01023.56
7.1.20.0450.01023.79
7.1.10.0480.00714.68
7.1.00.0460.01014.52
7.0.330.0090.00615.07
5.6.400.0090.00314.18
5.6.390.0030.00714.49
5.6.380.0060.00914.45

preferences:
30.07 ms | 403 KiB | 5 Q