3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(serialize(123)); $test = new String(); var_dump(serialize($test)); //var_dump(unserialize("123"));

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)
8.3.60.0060.00918.56
8.3.50.0280.00821.07
8.3.40.0140.00418.96
8.3.30.0060.00918.71
8.3.20.0070.00020.16
8.3.10.0050.00321.60
8.3.00.0080.00019.55
8.2.180.0100.00718.43
8.2.170.0080.00822.96
8.2.160.0100.00720.32
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0050.00326.16
8.2.120.0060.00317.63
8.2.110.0060.00320.76
8.2.100.0040.00717.50
8.2.90.0030.00519.23
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0090.00017.80
8.2.50.0040.00418.07
8.2.40.0000.00819.32
8.2.30.0040.00420.54
8.2.20.0020.00517.55
8.2.10.0040.00417.99
8.2.00.0040.00418.04
8.1.280.0070.00725.92
8.1.270.0130.00621.98
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0040.00422.20
8.1.230.0080.00317.42
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00318.38
8.1.160.0050.00321.95
8.1.150.0000.00718.76
8.1.140.0000.00917.31
8.1.130.0000.00717.63
8.1.120.0000.00717.22
8.1.110.0000.00717.29
8.1.100.0000.00817.32
8.1.90.0000.01017.22
8.1.80.0000.00717.24
8.1.70.0000.00717.16
8.1.60.0030.00517.46
8.1.50.0030.00617.54
8.1.40.0080.00417.39
8.1.30.0000.00817.65
8.1.20.0000.00717.57
8.1.10.0040.00417.42
8.1.00.0000.00717.27
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0070.00018.28
8.0.270.0040.00417.17
8.0.260.0060.00017.09
8.0.250.0040.00416.95
8.0.240.0000.00616.93
8.0.230.0000.00716.79
8.0.220.0070.00016.88
8.0.210.0000.00716.85
8.0.200.0030.00316.91
8.0.190.0060.00316.98
8.0.180.0050.00216.90
8.0.170.0040.00416.88
8.0.160.0040.00416.93
8.0.150.0000.00716.84
8.0.140.0000.00816.82
8.0.130.0000.00613.35
8.0.120.0040.00416.80
8.0.110.0070.00016.84
8.0.100.0050.00216.83
8.0.90.0000.00716.73
8.0.80.0120.01216.80
8.0.70.0030.00516.99
8.0.60.0000.00716.74
8.0.50.0040.00416.81
8.0.30.0110.00517.08
8.0.20.0110.00717.40
8.0.10.0030.00516.77
8.0.00.0090.01116.64
7.4.330.0000.00515.08
7.4.320.0060.00016.36
7.4.300.0090.00016.44
7.4.290.0040.00416.33
7.4.280.0050.00516.39
7.4.270.0030.00316.52
7.4.260.0000.00816.49
7.4.250.0090.00016.39
7.4.240.0060.00216.51
7.4.230.0070.00016.52
7.4.220.0150.00416.53
7.4.210.0030.01216.39
7.4.200.0040.00416.50
7.4.160.0080.00816.61
7.4.150.0080.00817.40
7.4.140.0160.00317.86
7.4.130.0130.00516.61
7.4.120.0060.01116.46
7.4.110.0070.01016.61
7.4.100.0120.00616.48
7.4.90.0030.01616.54
7.4.80.0130.00619.39
7.4.70.0070.01016.42
7.4.60.0080.00816.62
7.4.50.0000.00816.43
7.4.40.0130.01016.27
7.4.30.0090.00916.53
7.4.00.0060.00615.14
7.3.330.0030.00313.18
7.3.320.0060.00013.00
7.3.310.0030.00316.08
7.3.300.0030.00316.16
7.3.290.0100.00816.20
7.3.280.0080.00916.21
7.3.270.0100.00617.40
7.3.260.0070.01016.46
7.3.250.0070.01016.36
7.3.240.0060.01016.20
7.3.230.0140.00316.39
7.3.210.0080.00816.39
7.3.200.0100.00616.59
7.3.190.0130.00316.34
7.3.180.0060.01016.49
7.3.170.0120.00916.28
7.3.160.0040.01316.48
7.3.10.0060.00616.27
7.3.00.0070.00716.38
7.2.330.0120.00616.30
7.2.320.0080.01216.27
7.2.310.0060.01116.23
7.2.300.0090.00916.21
7.2.290.0060.01216.55
7.2.130.0000.01416.75
7.2.120.0100.00316.83
7.2.110.0000.01116.75
7.2.100.0070.00716.77
7.2.90.0030.01016.74
7.2.80.0070.00316.61
7.2.70.0040.01116.68
7.2.60.0090.00516.74
7.2.50.0000.00916.64
7.2.40.0030.01316.72
7.2.30.0070.00716.88
7.2.20.0070.00416.86
7.2.10.0040.01416.57
7.2.00.0050.00817.78
7.1.250.0120.00315.66
7.1.200.0000.00815.59
7.1.100.0070.00717.86
7.1.70.0000.00816.96
7.1.60.0030.02019.19
7.1.50.0140.00716.88
7.1.00.0030.07322.54
7.0.200.0000.00816.51
7.0.100.0130.05321.77
7.0.90.0070.07721.77
7.0.80.0030.04721.70
7.0.70.0070.08721.93
7.0.60.0100.05021.70
7.0.50.0000.08722.18
7.0.40.0170.06320.11
7.0.30.0070.07320.00
7.0.20.0030.04320.03
7.0.10.0030.08720.14
7.0.00.0130.07020.17
5.6.280.0030.03721.02
5.6.250.0170.06720.48
5.6.240.0100.06720.62
5.6.230.0070.08020.74
5.6.220.0000.08320.66
5.6.210.0100.03720.61
5.6.200.0130.08021.03
5.6.190.0230.06020.94
5.6.180.0070.08021.02
5.6.170.0130.07321.05
5.6.160.0130.07721.07
5.6.150.0100.07321.09
5.6.140.0030.07721.05
5.6.130.0030.05321.12
5.6.120.0070.07721.09
5.6.110.0170.06721.06
5.6.100.0170.07021.04
5.6.90.0030.08721.04
5.6.80.0130.07320.29
5.6.70.0070.07720.38
5.6.60.0100.07020.29
5.6.50.0030.07020.49
5.6.40.0170.06020.39
5.6.30.0100.07720.39
5.6.20.0130.06720.46
5.6.10.0100.07720.31
5.6.00.0030.05720.45
5.5.380.0100.04320.44
5.5.370.0070.08020.38
5.5.360.0000.05320.54
5.5.350.0070.07720.36
5.5.340.0070.08720.86
5.5.330.0030.07020.79
5.5.320.0000.08720.84
5.5.310.0070.05720.79
5.5.300.0070.07020.84
5.5.290.0100.06720.71
5.5.280.0070.06020.88
5.5.270.0070.07320.80
5.5.260.0070.08320.71
5.5.250.0000.08720.53
5.5.240.0100.06320.28
5.5.230.0030.05020.16
5.5.220.0100.07320.26
5.5.210.0100.07020.20
5.5.200.0070.07320.12
5.5.190.0030.08020.11
5.5.180.0070.07020.20
5.5.160.0000.08720.08
5.5.150.0030.07720.11
5.5.140.0070.08020.22
5.5.130.0130.06020.23
5.5.120.0200.07020.21
5.5.110.0030.08020.13
5.5.100.0070.07720.06
5.5.90.0030.06720.14
5.5.80.0030.06020.08
5.5.70.0130.06020.02
5.5.60.0130.07020.09
5.5.50.0070.07720.04
5.5.40.0130.07720.04
5.5.30.0070.08320.14
5.5.20.0200.06720.06
5.5.10.0030.08020.12
5.5.00.0130.07720.02
5.4.450.0070.07719.14
5.4.440.0000.08319.55
5.4.430.0100.05019.35
5.4.420.0070.08019.22
5.4.410.0070.07719.16
5.4.400.0100.05019.06
5.4.390.0100.07719.12
5.4.380.0100.05719.06
5.4.370.0070.07318.81
5.4.360.0130.07019.23
5.4.350.0100.04019.14
5.4.340.0100.07319.25
5.4.320.0070.07019.03
5.4.310.0000.07019.10
5.4.300.0030.06719.05
5.4.290.0070.06719.04
5.4.280.0170.06319.14
5.4.270.0100.07019.05
5.4.260.0200.05019.05
5.4.250.0230.06019.02
5.4.240.0100.07018.93
5.4.230.0100.07318.78
5.4.220.0000.05019.15
5.4.210.0070.06319.21
5.4.200.0130.06718.80
5.4.190.0070.07718.75
5.4.180.0100.05019.06
5.4.170.0100.07719.00
5.4.160.0170.06319.02
5.4.150.0030.04718.78
5.4.140.0070.06316.29
5.4.130.0100.07316.28
5.4.120.0030.08016.23
5.4.110.0130.05316.26
5.4.100.0030.04316.34
5.4.90.0070.04016.40
5.4.80.0070.07716.29
5.4.70.0170.06316.43
5.4.60.0100.07016.18
5.4.50.0070.07016.21
5.4.40.0130.06716.43
5.4.30.0130.06716.35
5.4.20.0070.07316.23
5.4.10.0100.07016.23
5.4.00.0030.07315.67

preferences:
50.56 ms | 401 KiB | 5 Q