3v4l.org

run code in 300+ PHP versions simultaneously
<?php ${chr(0)} = null; var_dump(get_defined_vars());

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)
8.3.60.0040.01116.62
8.3.50.0050.01421.10
8.3.40.0070.00718.54
8.3.30.0140.00718.59
8.3.20.0110.00720.13
8.3.10.0070.01023.54
8.3.00.0000.00819.31
8.2.180.0090.01316.32
8.2.170.0120.00322.96
8.2.160.0100.00320.36
8.2.150.0030.00524.18
8.2.140.0090.00924.66
8.2.130.0100.01026.16
8.2.120.0060.00317.50
8.2.110.0070.00321.06
8.2.100.0040.00817.59
8.2.90.0090.00017.75
8.2.80.0040.00417.97
8.2.70.0040.00418.04
8.2.60.0050.00317.93
8.2.50.0040.00418.10
8.2.40.0070.00020.37
8.2.30.0000.00718.21
8.2.20.0040.00417.60
8.2.10.0040.00417.88
8.2.00.0000.00817.87
8.1.280.0120.00325.92
8.1.270.0130.00720.00
8.1.260.0060.00326.35
8.1.250.0090.00928.09
8.1.240.0060.00322.13
8.1.230.0090.00319.10
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0080.00017.35
8.1.190.0060.00317.35
8.1.180.0000.00918.10
8.1.170.0000.00818.58
8.1.160.0070.00021.96
8.1.150.0000.00718.89
8.1.140.0050.00317.40
8.1.130.0040.00417.61
8.1.120.0000.00717.40
8.1.110.0030.00617.50
8.1.100.0070.00017.44
8.1.90.0000.00817.44
8.1.80.0060.00317.45
8.1.70.0040.00417.36
8.1.60.0060.00317.59
8.1.50.0000.00817.41
8.1.40.0030.00517.43
8.1.30.0050.00317.66
8.1.20.0000.00717.60
8.1.10.0040.00417.45
8.1.00.0000.00717.40
8.0.300.0050.00219.66
8.0.290.0030.00616.63
8.0.280.0070.00018.48
8.0.270.0000.00717.18
8.0.260.0000.00917.17
8.0.250.0040.00416.93
8.0.240.0030.00317.00
8.0.230.0050.00316.79
8.0.220.0040.00416.96
8.0.210.0050.00316.80
8.0.200.0000.00816.91
8.0.190.0050.00616.99
8.0.180.0080.00016.80
8.0.170.0050.00316.92
8.0.160.0000.00816.94
8.0.150.0000.00816.85
8.0.140.0040.00416.74
8.0.130.0030.00313.35
8.0.120.0050.00316.86
8.0.110.0040.00416.77
8.0.100.0070.00016.73
8.0.90.0040.00416.89
8.0.80.0100.00716.94
8.0.70.0040.00416.78
8.0.60.0000.00816.79
8.0.50.0000.00816.94
8.0.30.0130.00517.03
8.0.20.0130.00917.40
8.0.10.0040.00416.89
8.0.00.0130.00616.74
7.4.330.0030.00315.08
7.4.320.0060.00016.40
7.4.300.0030.00316.42
7.4.290.0040.00416.42
7.4.280.0000.00716.60
7.4.270.0000.00716.56
7.4.260.0000.00716.39
7.4.250.0030.00516.48
7.4.240.0040.00416.53
7.4.230.0000.00716.32
7.4.220.0070.01116.64
7.4.210.0070.01016.55
7.4.200.0070.00016.44
7.4.160.0110.00616.28
7.4.150.0150.00917.40
7.4.140.0070.01417.86
7.4.130.0110.01116.43
7.4.120.0120.00916.57
7.4.110.0130.00716.52
7.4.100.0130.01316.52
7.4.90.0070.01416.41
7.4.80.0040.01519.39
7.4.70.0110.01216.61
7.4.60.0100.00916.43
7.4.50.0060.00716.36
7.4.40.0090.00916.43
7.4.30.0060.01216.34
7.4.20.0090.00916.33
7.4.10.0080.00816.41
7.4.00.0140.00515.69
7.3.330.0000.00513.13
7.3.320.0040.00413.00
7.3.310.0000.00716.01
7.3.300.0070.00015.98
7.3.290.0030.00316.13
7.3.280.0110.00816.13
7.3.270.0090.00917.40
7.3.260.0130.01316.36
7.3.250.0070.01216.23
7.3.240.0090.00916.46
7.3.230.0070.01016.39
7.3.210.0070.01116.26
7.3.200.0110.00616.43
7.3.190.0090.00916.24
7.3.180.0080.01016.37
7.3.170.0130.00316.18
7.3.160.0120.00916.25
7.3.150.0060.01516.26
7.3.140.0000.01616.34
7.3.130.0120.01216.16
7.3.120.0120.00616.46
7.3.110.0070.01416.11
7.3.100.0080.00916.19
7.3.90.0130.00316.36
7.3.80.0060.01116.52
7.3.70.0030.01316.40
7.3.60.0120.00816.18
7.3.50.0110.00516.12
7.3.40.0140.00316.23
7.3.30.0150.00416.29
7.3.20.0060.01216.30
7.3.10.0130.00716.14
7.3.00.0090.00916.27
7.2.330.0110.00816.55
7.2.320.0100.00716.53
7.2.310.0100.01016.38
7.2.300.0090.00916.43
7.2.290.0150.00616.53
7.2.280.0150.00316.29
7.2.270.0120.00616.55
7.2.260.0090.00916.39
7.2.250.0170.00716.63
7.2.240.0120.01216.16
7.2.230.0080.00916.55
7.2.220.0130.01016.45
7.2.210.0070.01016.17
7.2.200.0130.00616.32
7.2.190.0060.01216.32
7.2.180.0150.00316.43
7.2.170.0100.01016.50
7.2.160.0150.00416.19
7.2.150.0320.01616.45
7.2.140.0110.00816.46
7.2.130.0130.00716.58
7.2.120.0140.00516.49
7.2.110.0080.01116.53
7.2.100.0190.00616.47
7.2.90.0110.00716.32
7.2.80.0090.00916.41
7.2.70.0120.00616.61
7.2.60.0110.00816.62
7.2.50.0110.00716.39
7.2.40.0170.00616.68
7.2.30.0100.00716.50
7.2.20.0110.00716.27
7.2.10.0060.01216.41
7.2.00.0140.00617.71
7.1.330.0060.01215.14
7.1.320.0130.00415.29
7.1.310.0100.00615.16
7.1.300.0100.00615.05
7.1.290.0030.01415.36
7.1.280.0110.00815.24
7.1.270.0100.00715.08
7.1.260.0100.00715.26
7.1.250.0030.01315.28
7.1.240.0100.00715.13
7.1.230.0130.00515.18
7.1.220.0120.00915.27
7.1.210.0090.01315.23
7.1.200.0030.01315.45
7.1.190.0070.01015.20
7.1.180.0060.00915.16
7.1.170.0090.00615.10
7.1.160.0030.01715.16
7.1.150.0100.00615.32
7.1.140.0100.00615.13
7.1.130.0040.01415.22
7.1.120.0070.01015.23
7.1.110.0170.00015.19
7.1.100.0090.00716.53
7.1.90.0000.01515.41
7.1.80.0120.00415.14
7.1.70.0080.00416.10
7.1.60.0070.01217.24
7.1.50.0120.00916.03
7.1.40.0000.01615.26
7.1.30.0000.01815.27
7.1.20.0080.00815.29
7.1.10.0100.00715.19
7.1.00.0110.03718.77
7.0.330.0100.01014.98
7.0.320.0120.00914.95
7.0.310.0080.00815.00
7.0.300.0090.00614.98
7.0.290.0100.01014.81
7.0.280.0070.01014.99
7.0.270.0090.00615.00
7.0.260.0130.00314.89
7.0.250.0070.01015.04
7.0.240.0100.01015.09
7.0.230.0100.00714.87
7.0.220.0060.00914.89
7.0.210.0120.00414.91
7.0.200.0080.00515.91
7.0.190.0070.01014.85
7.0.180.0070.00714.87
7.0.170.0160.00014.88
7.0.160.0140.00314.88
7.0.150.0090.00614.97
7.0.140.0090.00615.04
7.0.130.0110.00714.75
7.0.120.0150.00415.16
7.0.110.0080.00814.80
7.0.100.0150.00014.87
7.0.90.0140.00314.79
7.0.80.0090.00614.92
7.0.70.0080.00815.11
7.0.60.0100.04317.46
7.0.50.0050.03816.40
7.0.40.0080.04517.65
7.0.30.0270.04317.53
7.0.20.0230.03417.51
7.0.10.0050.02717.53
7.0.00.0030.02817.45
5.6.400.0110.00815.82
5.6.390.0110.00815.70
5.6.380.0070.01115.40
5.6.370.0070.01115.81
5.6.360.0150.00415.68
5.6.350.0120.00915.79
5.6.340.0090.00915.77
5.6.330.0170.00315.67
5.6.320.0090.01515.75
5.6.310.0060.01315.78
5.6.300.0110.00715.78
5.6.290.0070.01115.70
5.6.280.0000.03918.21
5.6.270.0070.01115.63
5.6.260.0150.00315.98
5.6.250.0030.01515.73
5.6.240.0080.00815.49
5.6.230.0060.01215.75
5.6.220.0090.00915.55
5.6.210.0090.04418.19
5.6.200.0080.04516.88
5.6.190.0080.03018.16
5.6.180.0180.04418.14
5.6.170.0190.02318.10
5.6.160.0090.02317.97
5.6.150.0060.04816.94
5.6.140.0060.04116.85
5.6.130.0110.04016.93
5.6.120.0080.03818.45
5.6.110.0150.03518.32
5.6.100.0110.04618.31
5.6.90.0060.03118.30
5.6.80.0100.02817.97
5.6.70.2320.02418.04
5.6.60.0060.01315.52
5.6.50.0140.00615.39
5.6.40.0090.01215.58
5.6.30.0040.01815.65
5.6.20.0000.01915.62
5.6.10.0090.01215.54
5.6.00.0140.00615.49
5.5.380.0100.01015.52
5.5.370.0070.01015.83
5.5.360.0030.01815.86
5.5.350.0110.03118.13
5.5.340.0070.03016.78
5.5.330.0030.02917.87
5.5.320.0170.03617.93
5.5.310.0220.03917.84
5.5.300.0080.04516.69
5.5.290.0150.02016.65
5.5.280.0080.03318.17
5.5.270.0070.05018.27
5.5.260.0070.05018.20
5.5.250.0120.01918.10
5.5.240.0190.03417.94
5.5.230.0030.01615.47
5.5.220.0000.01815.53
5.5.210.0120.00615.51
5.5.200.0070.01115.65
5.5.190.0140.00715.42
5.5.180.0100.00815.65
5.5.170.0090.00915.45
5.5.160.0100.01015.54
5.5.150.0070.01315.86
5.5.140.0000.01815.60
5.5.130.0060.01215.60
5.5.120.0030.01515.62
5.5.110.0030.01715.57
5.5.100.0160.00615.61
5.5.90.0040.01515.59
5.5.80.0030.01515.52
5.5.70.0070.01115.29
5.5.60.0090.01015.56
5.5.50.0130.00415.63
5.5.40.0060.01215.47
5.5.30.0110.00715.22
5.5.20.0090.00915.61
5.5.10.0100.01015.54
5.5.00.0090.01615.28
5.4.450.0300.03415.76
5.4.440.0370.03615.82
5.4.430.0320.03915.87
5.4.420.0150.02815.83
5.4.410.0280.03415.90
5.4.400.0390.02815.76
5.4.390.0350.03515.84
5.4.380.0280.03715.70
5.4.370.0280.03415.79
5.4.360.0120.04115.80
5.4.350.0420.04515.80
5.4.340.0380.03815.68
5.4.330.0000.01412.36
5.4.320.0330.03215.79
5.4.310.0180.03815.63
5.4.300.0370.03615.80
5.4.290.0400.03015.52
5.4.280.0370.03615.74
5.4.270.0430.02815.67
5.4.260.0420.03115.76
5.4.250.0430.03115.70
5.4.240.0400.03515.81
5.4.230.0540.03015.78
5.4.220.0380.03715.73
5.4.210.0310.03615.49
5.4.200.0220.03015.80
5.4.190.0320.02715.86
5.4.180.0340.04615.76
5.4.170.0440.02915.84
5.4.160.0320.04115.79
5.4.150.0390.03115.77
5.4.140.0360.03914.46
5.4.130.0150.03414.24
5.4.120.0320.03414.34
5.4.110.0250.03414.37
5.4.100.0280.03114.46
5.4.90.0050.03414.38
5.4.80.0350.03314.35
5.4.70.0170.03014.39
5.4.60.0210.03614.43
5.4.50.0100.01914.36
5.4.40.0070.03014.39
5.4.30.0020.02214.32
5.4.20.0040.04114.36
5.4.10.0090.00912.39
5.4.00.0090.00612.43

preferences:
69.35 ms | 401 KiB | 5 Q