3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(unserialize('O:8:"stdClass":+:{}')); var_dump(unserialize('a:+0:{}'));

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)
8.3.60.0150.00318.56
8.3.50.0090.00921.08
8.3.40.0070.00718.71
8.3.30.0110.00420.07
8.3.20.0050.00220.21
8.3.10.0040.00422.14
8.3.00.0050.00322.40
8.2.180.0130.00616.50
8.2.170.0110.00422.96
8.2.160.0090.00922.21
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00420.73
8.2.110.0030.00622.24
8.2.100.0110.00019.32
8.2.90.0040.00418.92
8.2.80.0040.00419.45
8.2.70.0050.00317.50
8.2.60.0030.00517.80
8.2.50.0000.01018.07
8.2.40.0080.00317.90
8.2.30.0030.00319.43
8.2.20.0000.00717.50
8.2.10.0040.00417.63
8.2.00.0030.00617.52
8.1.280.0040.01125.92
8.1.270.0000.00823.99
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0050.00523.78
8.1.230.0070.00319.17
8.1.220.0050.00318.44
8.1.210.0060.00318.77
8.1.200.0030.00617.11
8.1.190.0000.00817.41
8.1.180.0030.00518.10
8.1.170.0030.00718.59
8.1.160.0080.00018.77
8.1.150.0050.00218.55
8.1.140.0040.00417.22
8.1.130.0040.00417.76
8.1.120.0030.00317.32
8.1.110.0040.00417.21
8.1.100.0000.00717.31
8.1.90.0000.00717.22
8.1.80.0000.00817.20
8.1.70.0070.00017.32
8.1.60.0060.00317.43
8.1.50.0050.00217.34
8.1.40.0000.00817.37
8.1.30.0000.00717.40
8.1.20.0030.00517.55
8.1.10.0080.00017.21
8.1.00.0040.00417.37
8.0.300.0070.00018.77
8.0.290.0040.00417.05
8.0.280.0040.00418.26
8.0.270.0000.00717.11
8.0.260.0000.00816.70
8.0.250.0030.00316.85
8.0.240.0000.00916.86
8.0.230.0040.00416.85
8.0.220.0070.00016.71
8.0.210.0040.00416.80
8.0.200.0040.00416.89
8.0.190.0040.00416.87
8.0.180.0000.00716.80
8.0.170.0040.00416.89
8.0.160.0040.00416.84
8.0.150.0040.00416.75
8.0.140.0040.00416.78
8.0.130.0070.00013.16
8.0.120.0040.00416.76
8.0.110.0040.00416.70
8.0.100.0000.00716.79
8.0.90.0050.00316.64
8.0.80.0090.00616.74
8.0.70.0040.00416.84
8.0.60.0000.00716.71
8.0.50.0000.00716.83
8.0.30.0120.00717.09
8.0.20.0090.01117.40
8.0.10.0000.00716.74
8.0.00.0150.00816.56
7.4.330.0050.00214.85
7.4.320.0000.00616.38
7.4.300.0030.00316.50
7.4.290.0040.00416.31
7.4.280.0000.00716.36
7.4.270.0030.00316.32
7.4.260.0000.00613.10
7.4.250.0020.00516.23
7.4.240.0030.00316.35
7.4.230.0000.00716.39
7.4.220.0120.00616.42
7.4.210.0090.00616.48
7.4.200.0000.00716.38
7.4.190.0000.00716.32
7.4.160.0130.01016.38
7.4.150.0030.01317.40
7.4.140.0140.00617.86
7.4.130.0100.00916.43
7.4.120.0050.01416.47
7.4.110.0100.01016.32
7.4.100.0130.00916.36
7.4.90.0180.00016.40
7.4.80.0150.00619.39
7.4.70.0070.01016.53
7.4.60.0120.00616.50
7.4.50.0040.00416.43
7.4.40.0050.01022.77
7.4.30.0080.01116.34
7.4.00.0060.01014.73
7.3.330.0050.00013.10
7.3.320.0030.00313.13
7.3.310.0040.00416.19
7.3.300.0040.00416.05
7.3.290.0030.01116.27
7.3.280.0070.00816.19
7.3.270.0100.00717.40
7.3.260.0080.00816.48
7.3.250.0140.00316.29
7.3.240.0100.00716.35
7.3.230.0120.00916.39
7.3.210.0140.00416.09
7.3.200.0100.01319.39
7.3.190.0070.01316.32
7.3.180.0030.01316.22
7.3.170.0040.01016.41
7.3.160.0090.01216.09
7.3.120.0130.00314.77
7.2.330.0030.01516.55
7.2.320.0060.00916.30
7.2.310.0170.00016.50
7.2.300.0070.01316.16
7.2.290.0140.00416.32
7.2.60.0030.01316.87
7.1.200.0060.00615.64
7.1.70.0000.00917.04
7.1.60.0110.01419.21
7.1.50.0100.01016.50
7.1.00.0000.05722.54
7.0.200.0030.00316.53
7.0.140.0030.07322.07
7.0.100.0370.08019.90
7.0.90.0330.08019.91
7.0.80.0300.05319.89
7.0.70.0270.08320.12
7.0.60.0070.08019.94
7.0.50.0130.08020.28
7.0.40.0070.05020.09
7.0.30.0200.07020.06
7.0.20.0070.05020.09
7.0.10.0030.07320.04
7.0.00.0030.04720.10
5.6.280.0030.07320.85
5.6.250.0170.07720.56
5.6.240.0030.06320.59
5.6.230.0070.08320.74
5.6.220.0070.04720.52
5.6.210.0070.07020.42
5.6.200.0070.07321.14
5.6.190.0130.04320.93
5.6.180.0100.06321.05
5.6.170.0070.08021.04
5.6.160.0070.04021.16
5.6.150.0030.04021.06
5.6.140.0070.04321.04
5.6.130.0000.05021.17
5.6.120.0070.04021.04
5.6.110.0000.04721.01
5.6.100.0000.04721.05
5.6.90.0070.06720.98
5.6.80.0070.04720.48
5.6.70.0030.04020.32
5.6.60.0100.04020.37
5.6.50.0000.05020.48
5.6.40.0030.03720.37
5.6.30.0000.04320.32
5.6.20.0070.03720.39
5.6.10.0030.04320.28
5.6.00.0000.04320.37
5.5.380.0170.05320.44
5.5.370.0130.07720.41
5.5.360.0070.04320.52
5.5.350.0130.07020.46
5.5.340.0200.06720.91
5.5.330.0070.08020.73
5.5.320.0030.07720.82
5.5.310.0100.07720.77
5.5.300.0030.04020.90
5.5.290.0070.04020.88
5.5.280.0000.04720.74
5.5.270.0070.04720.90
5.5.260.0070.07320.91
5.5.250.0000.03720.61
5.5.240.0070.03320.27
5.5.230.0070.03720.29
5.5.220.0000.04320.27
5.5.210.0070.03720.29
5.5.200.0100.03720.23
5.5.190.0070.04020.13
5.5.180.0070.03720.09
5.5.160.0030.04720.26
5.5.150.0030.04320.16
5.5.140.0000.04320.16
5.5.130.0070.03720.07
5.5.120.0030.04020.11
5.5.110.0070.03719.98
5.5.100.0100.04320.17
5.5.90.0130.04720.06
5.5.80.0070.05320.15
5.5.70.0100.06020.10
5.5.60.0070.03320.09
5.5.50.0070.03320.14
5.5.40.0030.04020.00
5.5.30.0100.04320.01
5.5.20.0030.04720.04
5.5.10.0170.05020.08
5.5.00.0070.07720.12
5.4.450.0030.04319.40
5.4.440.0030.04019.36
5.4.430.0070.03719.47
5.4.420.0070.03719.29
5.4.410.0070.05019.27
5.4.400.0000.07318.97
5.4.390.0030.03718.82
5.4.380.0070.07018.82
5.4.370.0030.03718.96
5.4.360.0000.04019.14
5.4.350.0070.03319.05
5.4.340.0070.03719.03
5.4.320.0000.04018.90
5.4.310.0000.04319.15
5.4.300.0100.03019.15
5.4.290.0000.04019.04
5.4.280.0100.03319.13
5.4.270.0070.03719.06
5.4.260.0070.04319.09
5.4.250.0030.04318.81
5.4.240.0030.03718.77
5.4.230.0070.03019.00
5.4.220.0030.03718.97
5.4.210.0000.04019.14
5.4.200.0100.03018.89
5.4.190.0030.07018.89
5.4.180.0070.03319.05
5.4.170.0030.03718.80
5.4.160.0070.07719.04
5.4.150.0170.06018.95
5.4.140.0070.07716.37
5.4.130.0230.05716.36
5.4.120.0170.06316.38
5.4.110.0130.06016.23
5.4.100.0100.05016.39
5.4.90.0000.07716.21
5.4.80.0070.04716.22
5.4.70.0070.06016.33
5.4.60.0070.06716.37
5.4.50.0030.05716.23
5.4.40.0100.07316.24
5.4.30.0170.06316.36
5.4.20.0070.07316.30
5.4.10.0100.06016.30
5.4.00.0130.06315.81
5.3.290.0030.03714.58
5.3.280.0100.03714.48
5.3.270.0030.04014.57
5.3.260.0100.07314.60
5.3.250.0030.07314.58
5.3.240.0170.06714.46
5.3.230.0070.04314.56
5.3.220.0070.05714.43
5.3.210.0030.07714.52
5.3.200.0100.05714.42
5.3.190.0100.06314.52
5.3.180.0130.07014.47
5.3.170.0070.07714.54
5.3.160.0070.04314.47
5.3.150.0130.06014.38
5.3.140.0130.06014.54
5.3.130.0070.06314.39
5.3.120.0070.07314.54
5.3.110.0030.08314.51
5.3.100.0000.04713.89
5.3.90.0130.06314.00
5.3.80.0100.06714.00
5.3.70.0030.08013.99
5.3.60.0100.05714.01
5.3.50.0030.07013.93
5.3.40.0100.07013.94
5.3.30.0070.06313.77
5.3.20.0000.08013.70
5.3.10.0030.06713.61
5.3.00.0070.07313.63
5.2.170.0170.04011.14
5.2.160.0070.03311.19
5.2.150.0030.06011.00
5.2.140.0070.05711.14
5.2.130.0130.05311.18
5.2.120.0070.05710.90
5.2.110.0000.06311.10
5.2.100.0130.05011.15
5.2.90.0030.05711.10
5.2.80.0030.06311.09
5.2.70.0030.03711.14
5.2.60.0100.03711.05
5.2.50.0170.04311.07
5.2.40.0030.06311.04
5.2.30.0070.06010.93
5.2.20.0030.06010.81
5.2.10.0030.06010.90
5.2.00.0130.05310.75
5.1.60.0070.04710.02
5.1.50.0070.04010.04
5.1.40.0000.0579.99
5.1.30.0070.05310.40
5.1.20.0030.05010.41
5.1.10.0070.05310.12
5.1.00.0070.05010.11
5.0.50.0070.0408.38
5.0.40.0000.0478.44
5.0.30.0030.0638.31
5.0.20.0000.0408.31
5.0.10.0000.0278.31
5.0.00.0070.0578.31
4.4.90.0000.0378.31
4.4.80.0030.0338.31
4.4.70.0000.0238.31
4.4.60.0030.0338.31
4.4.50.0000.0338.31
4.4.40.0000.0308.31
4.4.30.0000.0408.31
4.4.20.0000.0378.31
4.4.10.0070.0338.31
4.4.00.0100.0478.31
4.3.110.0000.0408.31
4.3.100.0030.0338.31
4.3.90.0030.0308.31
4.3.80.0000.0508.31
4.3.70.0070.0308.31
4.3.60.0000.0308.31
4.3.50.0000.0378.31
4.3.40.0000.0508.31
4.3.30.0030.0178.31
4.3.20.0000.0238.31
4.3.10.0030.0278.31
4.3.00.0000.0338.31

preferences:
45.53 ms | 401 KiB | 5 Q