3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(str_replace('Array', 'null',(string)[null => null]));

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)
8.3.60.0140.00716.88
8.3.50.0220.00821.14
8.3.40.0100.01018.74
8.3.30.0070.00718.59
8.3.20.0040.00418.64
8.3.10.0030.00619.73
8.3.00.0000.00819.09
8.2.180.0090.00618.29
8.2.170.0000.01422.96
8.2.160.0070.00718.94
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00320.93
8.2.120.0030.00726.35
8.2.110.0000.01019.45
8.2.100.0090.00317.75
8.2.90.0000.00919.13
8.2.80.0050.00317.97
8.2.70.0040.00417.38
8.2.60.0040.00417.80
8.2.50.0030.00618.10
8.2.40.0040.00420.42
8.2.30.0040.00420.57
8.2.20.0080.00017.52
8.2.10.0030.00617.79
8.2.00.0070.00017.86
8.1.280.0070.00725.92
8.1.270.0040.00423.84
8.1.260.0040.00428.09
8.1.250.0100.00328.09
8.1.240.0060.00322.09
8.1.230.0060.00618.88
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0060.00317.11
8.1.180.0040.00418.10
8.1.170.0040.00418.37
8.1.160.0050.00318.84
8.1.150.0000.00718.74
8.1.140.0090.00019.48
8.1.130.0050.00217.43
8.1.120.0050.00217.36
8.1.110.0040.00417.35
8.1.100.0000.00717.38
8.1.90.0000.00817.24
8.1.80.0030.00517.23
8.1.70.0030.00317.30
8.1.60.0040.00417.45
8.1.50.0080.00017.27
8.1.40.0040.00417.35
8.1.30.0030.00617.56
8.1.20.0040.00417.50
8.1.10.0070.00017.25
8.1.00.0000.00717.29
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.22
8.0.270.0000.00717.11
8.0.260.0060.00017.11
8.0.250.0000.00716.82
8.0.240.0080.00016.78
8.0.230.0040.00416.91
8.0.220.0030.00316.81
8.0.210.0000.00716.72
8.0.200.0040.00416.86
8.0.190.0030.00316.82
8.0.180.0030.00316.78
8.0.170.0040.00416.83
8.0.160.0040.00416.73
8.0.150.0030.00316.81
8.0.140.0100.00016.73
8.0.130.0030.00313.29
8.0.120.0080.00016.68
8.0.110.0000.00716.64
8.0.100.0040.00416.79
8.0.90.0040.00416.88
8.0.80.0040.01516.86
8.0.70.0000.00716.61
8.0.60.0000.00716.77
8.0.50.0000.00816.71
8.0.30.0140.00716.86
8.0.20.0140.00417.40
8.0.10.0050.00316.88
8.0.00.0120.01116.75
7.4.330.0020.00215.08
7.4.320.0000.00616.43
7.4.300.0030.00316.31
7.4.290.0000.00716.44
7.4.280.0000.00816.49
7.4.270.0030.00316.32
7.4.260.0050.00216.30
7.4.250.0070.00016.32
7.4.240.0030.00316.38
7.4.230.0030.00316.47
7.4.220.0100.01116.50
7.4.210.0000.01616.46
7.4.200.0000.00716.16
7.4.160.0040.01216.25
7.4.150.0070.01117.40
7.4.140.0100.00717.86
7.4.130.0090.00816.44
7.4.120.0080.01116.48
7.4.110.0120.00716.37
7.4.100.0070.01116.48
7.4.90.0150.00816.36
7.4.80.0110.00819.39
7.4.70.0120.00616.27
7.4.60.0070.01016.47
7.4.50.0040.01116.35
7.4.40.0160.00716.17
7.4.30.0060.01316.36
7.4.10.0070.01114.68
7.4.00.0040.01114.74
7.3.330.0060.00012.93
7.3.320.0000.00512.95
7.3.310.0030.00516.02
7.3.300.0040.00416.10
7.3.290.0080.00716.20
7.3.280.0100.00916.17
7.3.270.0060.01017.40
7.3.260.0070.01016.05
7.3.250.0100.01616.23
7.3.240.0140.00516.27
7.3.230.0070.01116.39
7.3.210.0090.00916.43
7.3.200.0130.01016.15
7.3.190.0100.00516.47
7.3.180.0130.00316.14
7.3.170.0130.00316.36
7.3.160.0040.01816.20
7.3.130.0030.01314.57
7.3.120.0110.00614.84
7.3.110.0090.00614.93
7.3.100.0030.01014.83
7.3.90.0060.00614.78
7.3.80.0080.00414.70
7.3.70.0100.00314.44
7.3.60.0060.00914.71
7.3.50.0080.00814.46
7.3.40.0090.00614.67
7.3.30.0030.00614.72
7.3.20.0100.00316.52
7.3.10.0070.00916.33
7.3.00.0050.00816.60
7.2.330.0130.00316.54
7.2.320.0030.01316.20
7.2.310.0100.00716.42
7.2.300.0030.01316.60
7.2.290.0040.01516.32
7.2.260.0100.01014.78
7.2.250.0040.01414.80
7.2.240.0040.00714.69
7.2.230.0000.01114.58
7.2.220.0040.00814.65
7.2.210.0040.01114.77
7.2.200.0030.00614.59
7.2.190.0040.01114.79
7.2.180.0100.00714.86
7.2.170.0060.00614.99
7.2.160.0030.00614.82
7.2.150.0100.00316.52
7.2.140.0000.01316.75
7.2.130.0030.00816.44
7.2.120.0080.00816.63
7.2.110.0080.00716.75
7.2.100.0070.00716.57
7.2.90.0020.01016.77
7.2.80.0050.01016.91
7.2.70.0050.01116.81
7.2.60.0070.00816.80
7.2.50.0050.01016.89
7.2.40.0120.00316.85
7.2.30.0080.00516.79
7.2.20.0080.00616.83
7.2.10.0060.00716.95
7.2.00.0060.00717.62
7.1.330.0030.01015.53
7.1.320.0120.00415.93
7.1.310.0070.00715.79
7.1.300.0070.00715.79
7.1.290.0040.01115.79
7.1.280.0100.00015.62
7.1.270.0040.01115.75
7.1.260.0070.00715.75
7.1.250.0040.00915.61
7.1.240.0000.01315.51
7.1.230.0000.01415.59
7.1.220.0070.00815.80
7.1.210.0070.00715.55
7.1.200.0030.00615.63
7.1.190.0060.01015.78
7.1.180.0000.01415.79
7.1.170.0000.00815.57
7.1.160.0060.00915.70
7.1.150.0080.00415.77
7.1.140.0040.00715.82
7.1.130.0030.00615.82
7.1.120.0030.01015.64
7.1.110.0090.00615.82
7.1.100.0060.00617.04
7.1.90.0070.00715.80
7.1.80.0070.00315.91
7.1.70.0020.00716.36
7.1.60.0050.01418.11
7.1.50.0060.00315.94
7.1.40.0040.00415.60
7.1.30.0040.01215.72
7.1.20.0000.01515.78
7.1.10.0040.00715.48
7.1.00.0070.04018.98
7.0.330.0090.00315.35
7.0.320.0070.00715.03
7.0.310.0050.00515.29
7.0.300.0070.00315.33
7.0.290.0060.00615.41
7.0.280.0080.00315.38
7.0.270.0000.01415.28
7.0.260.0090.00615.30
7.0.250.0030.01015.38
7.0.240.0120.00015.33
7.0.230.0090.00315.05
7.0.220.0000.00915.13
7.0.210.0030.00715.41
7.0.200.0110.00515.79
7.0.190.0030.00515.59
7.0.180.0000.01015.44
7.0.170.0040.00415.37
7.0.160.0040.01115.23
7.0.150.0060.00915.47
7.0.140.0070.00715.30
7.0.130.0060.00815.23
7.0.120.0030.01215.54
7.0.110.0070.01115.33
7.0.100.0030.01315.53
7.0.90.0040.01115.25
7.0.80.0070.00415.43
7.0.70.0000.01515.55
7.0.60.0110.03718.41
7.0.50.0030.04217.65
7.0.40.0250.03216.95
7.0.30.0100.03516.91
7.0.20.0190.02716.85
7.0.10.0100.04816.83
7.0.00.0110.03316.82
5.6.400.0030.01014.18
5.6.390.0030.01014.17
5.6.380.0070.00714.20
5.6.370.0120.00313.98
5.6.360.0120.00314.25
5.6.350.0040.01114.46
5.6.340.0080.00414.03
5.6.330.0000.00914.45
5.6.320.0040.00714.07
5.6.310.0070.00714.10
5.6.300.0030.01214.20
5.6.290.0000.00814.00
5.6.280.0050.04217.83
5.6.270.0000.01014.39
5.6.260.0060.01213.88
5.6.250.0060.00614.09
5.6.240.0000.01514.26
5.6.230.0040.00714.11
5.6.220.0040.00714.35
5.6.210.0020.04117.30
5.6.200.0030.04516.19
5.6.190.0160.03017.79
5.6.180.0210.03317.60
5.6.170.0140.03517.71
5.6.160.0070.04017.70
5.6.150.0170.03217.76
5.6.140.0150.03817.64
5.6.130.0100.04517.56
5.6.120.0110.03817.59
5.6.110.0140.03517.59
5.6.100.0100.03717.77
5.6.90.0080.04017.62
5.6.80.0200.03417.12
5.6.70.0140.02817.22
5.6.60.0080.03517.22
5.6.50.0080.03717.30
5.6.40.0140.02917.25
5.6.30.0100.03217.26
5.6.20.0070.03517.21
5.6.10.0110.03017.23
5.6.00.0110.02817.24
5.5.380.0030.00913.95
5.5.370.0030.01214.05
5.5.360.0000.01114.27
5.5.350.2100.02717.39
5.5.340.0050.02815.89
5.5.330.0130.03117.23
5.5.320.0080.03717.34
5.5.310.0150.04217.69
5.5.300.0130.03617.46
5.5.290.0130.03017.55
5.5.280.0100.03617.53
5.5.270.0130.03317.38
5.5.260.0080.03717.53
5.5.250.0140.03317.38
5.5.240.0170.03317.13
5.5.230.0120.03217.21
5.5.220.0140.02816.91
5.5.210.0110.03017.25
5.5.200.0070.03517.27
5.5.190.0150.02817.17
5.5.180.0200.02316.94
5.5.170.0110.00414.06
5.5.160.0150.02717.12
5.5.150.0080.03317.16
5.5.140.0180.02817.29
5.5.130.0130.03117.13
5.5.120.0120.02817.20
5.5.110.0130.03117.18
5.5.100.0190.02517.04
5.5.90.0110.02917.15
5.5.80.0100.02816.99
5.5.70.0100.03117.19
5.5.60.0120.02717.01
5.5.50.0080.03317.15
5.5.40.0080.03317.07
5.5.30.0100.03017.10
5.5.20.0150.02717.07
5.5.10.0150.02717.25
5.5.00.0100.04416.98

preferences:
63.53 ms | 401 KiB | 5 Q