3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Sim { /** @var string */ private $GSMDataNo; /** @var string */ private $GSMVoiceNo; /** @var string */ private $GSMProvider; } $sfr = new Sim(); var_dump(serialize($sfr));

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)
8.3.70.0140.00716.63
8.3.60.0070.00718.02
8.3.50.0120.00921.94
8.3.40.0140.00018.59
8.3.30.0100.00318.82
8.3.20.0000.00720.26
8.3.10.0000.00821.60
8.3.00.0040.00419.14
8.2.190.0030.01716.58
8.2.180.0040.01116.38
8.2.170.0110.00422.96
8.2.160.0070.00722.10
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0030.00719.42
8.2.110.0060.00321.89
8.2.100.0040.00717.52
8.2.90.0060.00319.04
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0060.00317.79
8.2.50.0040.00418.07
8.2.40.0110.00017.87
8.2.30.0000.00717.89
8.2.20.0050.00317.60
8.2.10.0040.00418.08
8.2.00.0070.00017.54
8.1.280.0070.01425.92
8.1.270.0040.00418.74
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.73
8.1.230.0110.00019.05
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.10
8.1.180.0080.00018.10
8.1.170.0040.00718.42
8.1.160.0040.00421.94
8.1.150.0030.00618.81
8.1.140.0030.00517.39
8.1.130.0080.00017.80
8.1.120.0070.00017.30
8.1.110.0000.00717.37
8.1.100.0020.00517.36
8.1.90.0080.00017.21
8.1.80.0050.00317.31
8.1.70.0050.00217.28
8.1.60.0080.00017.51
8.1.50.0030.00717.42
8.1.40.0050.00517.46
8.1.30.0000.00817.55
8.1.20.0000.00717.50
8.1.10.0070.00017.38
8.1.00.0000.00717.38
8.0.300.0050.00218.77
8.0.290.0070.00016.63
8.0.280.0030.00318.26
8.0.270.0050.00217.09
8.0.260.0060.00017.17
8.0.250.0000.00716.76
8.0.240.0000.00716.88
8.0.230.0030.00516.77
8.0.220.0070.00016.83
8.0.210.0000.00716.71
8.0.200.0060.00016.92
8.0.190.0040.00416.90
8.0.180.0000.00716.88
8.0.170.0000.00816.74
8.0.160.0030.00316.79
8.0.150.0040.00416.86
8.0.140.0040.00416.80
8.0.130.0030.00313.29
8.0.120.0050.00316.80
8.0.110.0000.00716.80
8.0.100.0050.00216.77
8.0.90.0000.00716.88
8.0.80.0150.00616.88
8.0.70.0040.00416.84
8.0.60.0040.00416.89
8.0.50.0000.00816.66
8.0.30.0100.01317.18
8.0.20.0080.01217.40
8.0.10.0040.00416.86
8.0.00.0080.01016.62
7.4.330.0020.00215.03
7.4.320.0000.00616.52
7.4.300.0000.00616.44
7.4.290.0000.00716.38
7.4.280.0050.00316.54
7.4.270.0000.00716.50
7.4.260.0040.00416.38
7.4.250.0030.00616.39
7.4.240.0020.00516.38
7.4.230.0030.00316.25
7.4.220.0090.01216.40
7.4.210.0030.01416.40
7.4.200.0000.00716.54
7.4.160.0220.00016.29
7.4.150.0000.01717.40
7.4.140.0150.00417.86
7.4.130.0130.00316.43
7.4.120.0090.00916.43
7.4.110.0100.00716.41
7.4.100.0130.01016.44
7.4.90.0120.00616.43
7.4.80.0070.01119.39
7.4.70.0120.00616.62
7.4.60.0030.01316.41
7.4.50.0000.00916.23
7.4.40.0070.01116.51
7.4.30.0070.01116.55
7.4.00.0100.00715.01
7.3.330.0030.00313.13
7.3.320.0050.00013.19
7.3.310.0000.00716.20
7.3.300.0060.00016.22
7.3.290.0070.00916.16
7.3.280.0060.01116.19
7.3.270.0100.01017.40
7.3.260.0130.00316.21
7.3.250.0110.00616.30
7.3.240.0140.00716.37
7.3.230.0140.00316.39
7.3.210.0100.00716.44
7.3.200.0100.01019.39
7.3.190.0060.01216.21
7.3.180.0100.00616.50
7.3.170.0140.01016.49
7.3.160.0160.00016.31
7.2.330.0110.00616.69
7.2.320.0070.01016.44
7.2.310.0070.01016.46
7.2.300.0120.00616.68
7.2.290.0030.01416.31
7.2.00.0000.01219.34
7.1.100.0060.00918.21
7.1.70.0060.00316.97
7.1.60.0030.02019.46
7.1.50.0210.01234.70
7.1.00.0030.07722.57
7.0.200.0030.00516.69
7.0.140.0030.04322.21
7.0.60.0000.04720.06
7.0.50.0070.08017.95
7.0.40.0000.04720.13
7.0.30.0230.05720.16
7.0.20.0270.08020.22
7.0.10.0000.04720.11
7.0.00.0030.09020.25
5.6.280.0000.07320.91
5.6.210.0170.07020.57
5.6.200.0070.05318.22
5.6.190.0070.04720.63
5.6.180.0370.07320.64
5.6.170.0230.03720.56
5.6.160.0030.05020.55
5.6.150.0070.04318.18
5.6.140.0000.08018.19
5.6.130.0070.03718.23
5.6.120.0070.06721.14
5.6.110.0100.07721.07
5.6.100.0100.06720.99
5.6.90.0030.04320.88
5.6.80.0030.04720.30
5.5.350.0170.06720.30
5.5.340.0100.08018.05
5.5.330.0100.07720.35
5.5.320.1770.05720.32
5.5.310.0270.06320.24
5.5.300.0100.06018.08
5.5.290.0070.03718.03
5.5.280.0030.06320.65
5.5.270.0030.08720.86
5.5.260.0130.08020.76
5.5.250.0100.08020.57
5.5.240.0030.07720.07
5.4.450.0470.05019.59
5.4.440.0670.07319.30
5.4.430.0170.05019.31
5.4.420.0030.06319.54
5.4.410.0200.04719.40
5.4.400.0100.05319.06
5.4.390.0870.05718.51
5.4.380.0800.06018.74
5.4.370.0970.04318.69
5.4.360.0870.04718.80
5.4.350.0870.05318.78
5.4.340.0930.05718.59
5.4.320.0830.05718.44
5.4.310.1330.06718.79
5.4.300.0930.07318.74
5.4.290.0870.06018.57
5.4.280.0870.05318.74
5.4.270.0930.05318.68
5.4.260.0930.04318.79
5.4.250.0870.06018.57
5.4.240.0830.06018.82
5.4.230.0830.05318.64
5.4.220.0870.05018.52
5.4.210.0700.06718.72
5.4.200.0830.05316.54
5.4.190.1030.06318.77
5.4.180.0870.05018.53
5.4.170.0970.05018.73
5.4.160.0770.06018.71
5.4.150.0970.05718.81
5.4.140.1000.05016.29
5.4.130.1000.04316.27
5.4.120.0930.06716.29
5.4.110.1000.05316.19
5.4.100.1000.06016.18
5.4.90.0970.05316.29
5.4.80.0970.05016.16
5.4.70.0930.06016.28
5.4.60.1100.04316.24
5.4.50.0930.05316.23
5.4.40.0970.05316.29
5.4.30.1100.04016.29
5.4.20.0970.05716.16
5.4.10.1030.05016.16
5.4.00.0930.05715.86
5.3.290.0830.06314.90
5.3.280.0800.06014.69
5.3.270.0930.06314.80
5.3.260.1000.06714.70
5.3.250.0930.05314.63
5.3.240.1170.04014.80
5.3.230.0930.05314.77
5.3.220.0930.05314.65
5.3.210.0970.05714.68
5.3.200.0870.05714.66
5.3.190.0870.06014.76
5.3.180.1130.06014.77
5.3.170.1000.05314.61
5.3.160.0730.06014.77
5.3.150.0800.06014.71
5.3.140.0970.05314.67
5.3.130.1130.04714.66
5.3.120.0900.06314.66
5.3.110.0730.06714.56
5.3.100.0970.05714.15
5.3.90.0900.05714.07
5.3.80.1000.06014.12
5.3.70.0900.04714.00
5.3.60.1100.06014.05
5.3.50.1130.05714.00
5.3.40.1030.07313.98
5.3.30.0930.05714.12
5.3.20.0970.06013.73
5.3.10.1100.06013.70
5.3.00.1070.04713.67
5.2.170.0670.04311.18
5.2.160.0800.03711.17
5.2.150.0700.05711.23
5.2.140.0900.05011.18
5.2.130.0800.04011.13
5.2.120.0870.03311.13
5.2.110.0900.04711.16
5.2.100.0930.04011.32
5.2.90.0770.04011.20
5.2.80.0670.06011.12
5.2.70.0800.03011.19
5.2.60.0770.04711.27
5.2.50.0670.04711.23
5.2.40.0800.04011.02
5.2.30.0700.04711.19
5.2.20.0700.04011.16
5.2.10.0730.04010.96
5.2.00.0670.05010.78
5.1.60.0670.04010.07
5.1.50.0670.03710.03
5.1.40.0670.03710.15
5.1.30.0770.04010.38
5.1.20.0670.03710.55
5.1.10.0670.04010.20
5.1.00.0700.03310.10
5.0.50.0300.0338.57
5.0.40.0400.0238.44
5.0.30.0400.0578.24
5.0.20.0370.0278.32
5.0.10.0430.0238.29
5.0.00.0370.0538.34
4.4.90.0300.0176.00
4.4.80.0300.0235.93
4.4.70.0300.0235.91
4.4.60.0400.0175.91
4.4.50.0270.0275.91
4.4.40.0330.0336.00
4.4.30.0330.0235.91
4.4.20.0330.0205.92
4.4.10.0300.0175.98
4.4.00.0270.0335.91
4.3.110.0300.0175.91
4.3.100.0230.0235.91
4.3.90.0330.0135.91
4.3.80.0270.0375.91
4.3.70.0300.0175.91
4.3.60.0270.0205.91
4.3.50.0270.0205.91
4.3.40.0300.0305.91
4.3.30.0200.0275.91
4.3.20.0170.0305.91
4.3.10.0200.0235.91
4.3.00.0100.0237.19

preferences:
50.1 ms | 401 KiB | 5 Q