3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = b'sdasdsa'; var_dump((unset)$t, $t);

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)
8.3.60.0100.00316.75
8.3.50.0300.00122.78
8.3.40.0110.00318.47
8.3.30.0070.00718.84
8.3.20.0000.00720.16
8.3.10.0060.00323.69
8.3.00.0040.00419.03
8.2.180.0100.00716.38
8.2.170.0070.00722.96
8.2.160.0150.00020.35
8.2.150.0070.00024.18
8.2.140.0050.00224.66
8.2.130.0030.01226.16
8.2.120.0050.00321.02
8.2.110.0060.00322.07
8.2.100.0060.00617.91
8.2.90.0080.00019.05
8.2.80.0060.00317.97
8.2.70.0090.00317.38
8.2.60.0060.00317.80
8.2.50.0080.00018.07
8.2.40.0060.00319.82
8.2.30.0000.00717.99
8.2.20.0000.00817.51
8.2.10.0040.00417.84
8.2.00.0000.00717.59
8.1.280.0140.00425.92
8.1.270.0160.00322.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.96
8.1.230.0080.00319.01
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0060.00317.10
8.1.180.0030.00518.10
8.1.170.0030.00718.36
8.1.160.0040.00421.97
8.1.150.0000.00718.71
8.1.140.0000.00717.36
8.1.130.0030.00317.79
8.1.120.0040.00417.36
8.1.110.0070.00017.36
8.1.100.0040.00417.28
8.1.90.0000.00817.31
8.1.80.0050.00217.29
8.1.70.0040.00417.28
8.1.60.0000.00817.44
8.1.50.0040.00417.38
8.1.40.0000.00817.23
8.1.30.0000.00817.50
8.1.20.0060.00317.54
8.1.10.0000.00717.24
8.1.00.0080.00017.33
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.21
8.0.270.0000.00717.12
8.0.260.0000.00617.10
8.0.250.0030.00316.80
8.0.240.0030.00316.79
8.0.230.0040.00416.87
8.0.220.0030.00316.79
8.0.210.0060.00016.78
8.0.200.0030.00316.91
8.0.190.0030.00616.85
8.0.180.0050.00216.73
8.0.170.0050.00216.77
8.0.160.0000.00816.73
8.0.150.0000.00816.80
8.0.140.0000.00716.75
8.0.130.0050.00013.23
8.0.120.0050.00316.76
8.0.110.0040.00416.75
8.0.100.0000.00716.68
8.0.90.0000.00716.61
8.0.80.0100.01316.82
8.0.70.0000.00816.88
8.0.60.0000.00816.71
8.0.50.0000.00716.82
8.0.30.0120.00716.97
8.0.20.0060.01317.40
8.0.10.0000.00816.79
8.0.00.0080.01016.75
7.4.330.0050.00015.11
7.4.320.0030.00316.51
7.4.300.0000.00616.59
7.4.290.0030.00316.60
7.4.280.0030.00816.43
7.4.270.0070.00016.48
7.4.260.0040.00416.59
7.4.250.0040.00416.50
7.4.240.0050.00216.44
7.4.230.0070.00016.49
7.4.220.0060.01216.53
7.4.210.0070.01416.63
7.4.200.0030.00316.70
7.4.160.0030.01316.46
7.4.150.0130.01317.40
7.4.140.0150.00217.86
7.4.130.0120.00416.58
7.4.120.0040.01616.35
7.4.110.0130.00316.54
7.4.100.0160.00316.49
7.4.90.0100.00716.49
7.4.80.0080.00819.39
7.4.70.0110.00616.67
7.4.60.0090.01016.60
7.4.50.0000.00916.53
7.4.40.0060.01216.40
7.4.30.0130.00316.42
7.4.00.0090.00315.05
7.3.330.0000.00513.14
7.3.320.0000.00513.09
7.3.310.0030.00316.18
7.3.300.0030.00316.25
7.3.290.0060.00916.30
7.3.280.0080.00916.26
7.3.270.0190.01317.40
7.3.260.0180.00316.29
7.3.250.0090.00816.48
7.3.240.0000.01716.25
7.3.230.0150.00816.39
7.3.210.0100.00716.35
7.3.200.0110.00719.39
7.3.190.0120.00316.22
7.3.180.0030.01316.29
7.3.170.0130.00316.38
7.3.160.0130.00916.27
7.2.330.0030.01416.51
7.2.320.0060.00916.55
7.2.310.0120.00816.50
7.2.300.0130.00316.57
7.2.290.0070.01016.64
7.2.60.0060.01016.48
7.2.00.0030.01019.16
7.1.200.0060.00615.86
7.1.100.0030.00817.90
7.1.70.0000.01017.05
7.1.60.0100.01419.40
7.1.50.0130.01316.90
7.1.00.0030.07722.31
7.0.200.0030.00616.57
7.0.140.0070.06722.21
7.0.60.0100.06319.85
7.0.50.0070.07017.80
7.0.40.0130.06020.23
7.0.30.0270.05320.13
7.0.20.0230.04320.16
7.0.10.0070.09020.30
7.0.00.0070.07020.04
5.6.280.0100.06721.02
5.6.210.0100.06320.60
5.6.200.0130.06018.22
5.6.190.0100.08320.36
5.6.180.0370.07320.60
5.6.170.0270.08020.38
5.6.160.0100.07720.41
5.6.150.0170.07718.09
5.6.140.0070.07318.08
5.6.130.0130.08018.20
5.6.120.0130.07721.00
5.6.110.0100.07720.98
5.6.100.0070.04020.98
5.6.90.0100.03720.97
5.6.80.0070.03720.39
5.5.350.0000.03320.32
5.5.340.0030.06717.95
5.5.330.0070.05020.43
5.5.320.0430.07320.34
5.5.310.0270.05020.41
5.5.300.0030.04017.92
5.5.290.0070.03717.91
5.5.280.0100.06720.86
5.5.270.0030.05320.63
5.5.260.0100.07720.87
5.5.250.0100.06020.54
5.5.240.0200.08320.15
5.4.450.0000.04719.46
5.4.440.0100.07319.28
5.4.430.0030.07319.45
5.4.420.0030.08719.41
5.4.410.0070.06319.36
5.4.400.0070.07019.14
5.4.390.0130.07019.10
5.4.380.0030.07718.91
5.4.370.0030.07718.88
5.4.360.0130.06018.79
5.4.350.0070.05718.93
5.4.340.0100.07318.80
5.4.320.0030.07019.12
5.4.310.0070.06318.92
5.4.300.0000.07719.08
5.4.290.0030.07719.13
5.4.280.0000.08319.20
5.4.270.0070.07319.13
5.4.260.0030.07019.08
5.4.250.0030.08018.78
5.4.240.0030.06019.05
5.4.230.0030.05018.88
5.4.220.0030.08018.88
5.4.210.0100.06718.78
5.4.200.0000.07318.80
5.4.190.0030.07018.77
5.4.180.0030.07319.05
5.4.170.0070.04018.77
5.4.160.0070.07719.23
5.4.150.0030.05319.22
5.4.140.0030.04716.46
5.4.130.0030.07016.34
5.4.120.0030.07716.25
5.4.110.0030.07716.43
5.4.100.0030.07716.41
5.4.90.0070.06316.21
5.4.80.0000.07316.32
5.4.70.0030.07016.19
5.4.60.0000.06016.45
5.4.50.0070.03716.17
5.4.40.0030.04016.43
5.4.30.0030.06716.39
5.4.20.0100.06716.40
5.4.10.0000.04716.38
5.4.00.0170.03315.82
5.3.290.0030.07314.59
5.3.280.0000.07314.59
5.3.270.0000.05014.69
5.3.260.0000.07714.64
5.3.250.0030.07714.57
5.3.240.0000.05314.63
5.3.230.0000.05714.54
5.3.220.0030.05714.61
5.3.210.0030.04714.40
5.3.200.0030.04714.61
5.3.190.0070.05014.52
5.3.180.0030.07014.49
5.3.170.0070.07314.54
5.3.160.0070.07314.43
5.3.150.0030.06314.46
5.3.140.0030.03714.58
5.3.130.0000.07014.48
5.3.120.0030.07014.38
5.3.110.0030.07314.39
5.3.100.0000.04314.08
5.3.90.0030.07713.88
5.3.80.0030.04313.96
5.3.70.0070.06713.96
5.3.60.0000.07313.87
5.3.50.0000.05713.82
5.3.40.0000.07013.78
5.3.30.0070.06013.85
5.3.20.0030.06313.67
5.3.10.0000.07313.68
5.3.00.0030.06713.47
5.2.170.0070.03711.93
5.2.160.0030.02711.93
5.2.150.0000.04311.93
5.2.140.0000.06011.93
5.2.130.0030.06311.93
5.2.120.0070.06011.93
5.2.110.0030.05711.93
5.2.100.0000.04011.93
5.2.90.0000.06711.93
5.2.80.0030.05711.93
5.2.70.0000.06711.93
5.2.60.0000.05311.93
5.2.50.0070.04711.93
5.2.40.0070.06011.93
5.2.30.0030.06011.93
5.2.20.0100.02711.93
5.2.10.0100.02711.93
5.2.00.0030.04311.93
5.1.60.0000.06011.93
5.1.50.0030.04711.93
5.1.40.0030.05711.93
5.1.30.0030.03311.93
5.1.20.0000.03311.93
5.1.10.0000.02711.93
5.1.00.0070.02011.93
5.0.50.0070.01711.93
5.0.40.0030.02711.93
5.0.30.0000.03311.93
5.0.20.0000.02011.93
5.0.10.0000.02011.93
5.0.00.0000.03011.93
4.4.90.0070.03011.93
4.4.80.0030.03011.93
4.4.70.0070.03011.93
4.4.60.0000.02711.93
4.4.50.0070.02311.93
4.4.40.0000.04711.93
4.4.30.0000.03311.93
4.4.20.0030.01311.93
4.4.10.0000.01711.93
4.4.00.0000.02711.93
4.3.110.0000.01711.93
4.3.100.0030.01011.93
4.3.90.0000.01711.93
4.3.80.0000.02311.93
4.3.70.0000.01311.93
4.3.60.0000.01311.93
4.3.50.0000.01711.93
4.3.40.0000.02311.93
4.3.30.0000.01711.93
4.3.20.0000.01711.93
4.3.10.0000.01311.93
4.3.00.0000.01311.93

preferences:
39.18 ms | 401 KiB | 5 Q