3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "string 1"; $x[] = "string 2"; var_dump($x);

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)
8.3.60.0140.00416.75
8.3.50.0140.00016.50
8.3.40.0090.00618.80
8.3.30.0090.00918.84
8.3.20.0030.00520.91
8.3.10.0040.00421.73
8.3.00.0000.00819.47
8.2.180.0120.00916.75
8.2.170.0170.00322.96
8.2.160.0140.00020.39
8.2.150.0070.00725.66
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.95
8.2.110.0160.00020.39
8.2.100.0030.00917.97
8.2.90.0040.00418.99
8.2.80.0000.00817.97
8.2.70.0000.00817.71
8.2.60.0040.00417.77
8.2.50.0040.00418.10
8.2.40.0040.00420.47
8.2.30.0040.00421.09
8.2.20.0040.00418.05
8.2.10.0040.00418.16
8.2.00.0040.00418.11
8.1.280.0070.00725.92
8.1.270.0070.00021.93
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0120.00920.78
8.1.230.0070.00318.93
8.1.220.0000.00917.79
8.1.210.0040.00418.77
8.1.200.0100.00017.35
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0050.00318.45
8.1.160.0050.00318.88
8.1.150.0000.00820.62
8.1.140.0040.00419.56
8.1.130.0040.00418.85
8.1.120.0030.00317.43
8.1.110.0060.00317.30
8.1.100.0050.00317.42
8.1.90.0040.00417.44
8.1.80.0040.00417.40
8.1.70.0030.00317.30
8.1.60.0080.00017.45
8.1.50.0070.00017.42
8.1.40.0000.01117.45
8.1.30.0080.00017.54
8.1.20.0030.00517.61
8.1.10.0000.01017.60
8.1.00.0070.00017.46
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.28
8.0.270.0030.00717.23
8.0.260.0000.00616.81
8.0.250.0000.00616.99
8.0.240.0000.00717.00
8.0.230.0000.00716.84
8.0.220.0040.00416.90
8.0.210.0030.00716.93
8.0.200.0000.00916.98
8.0.190.0030.00616.93
8.0.180.0040.00416.90
8.0.170.0030.00316.90
8.0.160.0070.00016.96
8.0.150.0080.00016.83
8.0.140.0040.00316.82
8.0.130.0000.00513.32
8.0.120.0000.00816.84
8.0.110.0050.00316.73
8.0.100.0060.00316.77
8.0.90.0000.00717.00
8.0.80.0030.01316.94
8.0.70.0040.00416.88
8.0.60.0000.00817.00
8.0.50.0000.00716.88
8.0.30.0090.00817.02
8.0.20.0100.01117.40
8.0.10.0040.00417.05
8.0.00.0120.00616.70
7.4.330.0040.00015.55
7.4.320.0000.00616.43
7.4.300.0070.00016.63
7.4.290.0040.00416.50
7.4.280.0040.00416.46
7.4.270.0090.00016.64
7.4.260.0060.00013.26
7.4.250.0040.00416.35
7.4.240.0050.00216.50
7.4.230.0040.00416.57
7.4.220.0070.01716.52
7.4.210.0040.01416.60
7.4.200.0030.00316.48
7.4.160.0110.00816.69
7.4.150.0150.00317.40
7.4.140.0080.01117.86
7.4.130.0080.01616.39
7.4.120.0090.01016.58
7.4.110.0080.00916.61
7.4.100.0070.01016.77
7.4.90.0100.01316.43
7.4.80.0160.00819.39
7.4.70.0100.00716.60
7.4.60.0070.01616.53
7.4.50.0070.00716.44
7.4.40.0110.00516.44
7.4.30.0080.00816.66
7.4.10.0070.00715.11
7.4.00.0090.00715.03
7.3.330.0030.00313.00
7.3.320.0000.00513.15
7.3.310.0000.00916.12
7.3.300.0030.00316.29
7.3.290.0070.00716.29
7.3.280.0080.00816.22
7.3.270.0200.02017.40
7.3.260.0130.00516.36
7.3.250.0090.01016.25
7.3.240.0090.00916.45
7.3.230.0090.00916.42
7.3.210.0060.01016.24
7.3.200.0110.00716.24
7.3.190.0120.00516.29
7.3.180.0080.00816.57
7.3.170.0100.00616.51
7.3.160.0120.00416.26
7.3.130.0100.00714.89
7.3.120.0090.00614.92
7.3.110.0130.00514.98
7.3.100.0070.00714.59
7.3.90.0080.00814.94
7.3.80.0040.01014.72
7.3.70.0100.00814.88
7.3.60.0030.00914.89
7.3.50.0070.00714.70
7.3.40.0080.00814.90
7.3.30.0050.01214.79
7.3.20.0020.01016.77
7.3.10.0080.00616.53
7.3.00.0080.00716.60
7.2.330.0100.00716.65
7.2.320.0070.01016.56
7.2.310.0070.01116.67
7.2.300.0080.00816.72
7.2.290.0100.00716.46
7.2.260.0030.01314.92
7.2.250.0060.01014.70
7.2.240.0030.01414.85
7.2.230.0060.01015.02
7.2.220.0090.00614.79
7.2.210.0060.01114.99
7.2.200.0120.00614.95
7.2.190.0020.01014.83
7.2.180.0050.01115.05
7.2.170.0050.01014.80
7.2.160.0080.00815.01
7.2.150.0070.00716.64
7.2.140.0090.00616.83
7.2.130.0070.00816.95
7.2.120.0050.00916.86
7.2.110.0060.00516.91
7.2.100.0030.00916.73
7.2.90.0080.00516.87
7.2.80.0060.01016.88
7.2.70.0070.00916.86
7.2.60.0080.01016.83
7.2.50.0080.00316.82
7.2.40.0080.00616.79
7.2.30.0070.00816.88
7.2.20.0040.01216.93
7.2.10.0080.00716.78
7.2.00.0100.00617.52
7.1.330.0080.00615.78
7.1.320.0050.00915.70
7.1.310.0070.00715.48
7.1.300.0030.00815.65
7.1.290.0050.00815.72
7.1.280.0050.00715.49
7.1.270.0050.00915.75
7.1.260.0020.01015.66
7.1.250.0050.00715.64
7.1.240.0070.00315.77
7.1.230.0030.00915.74
7.1.220.0060.00315.66
7.1.210.0100.00615.82
7.1.200.0040.01215.62
7.1.190.0000.01615.40
7.1.180.0040.01115.64
7.1.170.0080.00415.71
7.1.160.0120.00315.79
7.1.150.0070.00715.32
7.1.140.0090.00615.71
7.1.130.0030.01015.77
7.1.120.0110.00415.54
7.1.110.0090.00015.70
7.1.100.0090.00816.83
7.1.90.0040.01215.63
7.1.80.0030.00915.81
7.1.70.0050.00516.41
7.1.60.0150.00924.35
7.1.50.0220.00824.21
7.1.40.1280.01424.05
7.1.30.1150.01324.07
7.1.20.1380.01224.18
7.1.10.1220.01015.16
7.1.00.0040.01015.08
7.0.330.0070.00715.08
7.0.320.0030.01215.45
7.0.310.0140.00315.37
7.0.300.0040.00815.14
7.0.290.0040.00715.50
7.0.280.0090.00315.46
7.0.270.0120.00015.45
7.0.260.0130.00315.22
7.0.250.0090.00315.52
7.0.240.0070.00715.53
7.0.230.0030.01015.04
7.0.220.0060.00615.41
7.0.210.0070.00715.38
7.0.200.0030.01115.14
7.0.190.0870.00715.05
7.0.180.0320.00914.88
7.0.170.1220.01614.82
7.0.160.1000.01115.11
7.0.150.1070.00714.91
7.0.140.1160.00614.88
7.0.130.2010.00715.03
7.0.120.0070.01215.08
7.0.110.1700.01115.04
7.0.100.1880.00814.79
7.0.90.1510.00914.97
7.0.80.1500.00914.89
7.0.70.1280.01014.89
7.0.60.0040.00914.74
7.0.50.1450.00814.99
7.0.40.1000.01114.09
7.0.30.0970.00513.88
7.0.20.1060.00913.88
7.0.10.0750.01013.94
7.0.00.0780.01013.85
5.6.400.0040.00714.49
5.6.390.0060.01214.31
5.6.380.0100.00714.25
5.6.370.0070.00413.85
5.6.360.0070.01014.49
5.6.350.0070.01014.65
5.6.340.0100.00314.09
5.6.330.0000.01414.09
5.6.320.0030.01214.32
5.6.310.0030.01014.10
5.6.300.0030.00913.91
5.6.290.0030.01314.20
5.6.280.0040.01114.29
5.6.270.0060.00914.66
5.6.260.0100.00313.95
5.6.250.0040.00814.11
5.6.240.0030.01014.34
5.6.230.0120.00314.52
5.6.220.0040.01114.54
5.6.210.0110.00414.14
5.6.200.0060.00614.51
5.6.190.0000.01314.30
5.6.180.0000.01414.16
5.6.170.0040.00414.12
5.6.160.0060.00814.19
5.6.150.0090.00614.46
5.6.140.0090.00314.05
5.6.130.0030.00614.22
5.6.120.0040.01014.29
5.6.110.0090.00314.32
5.6.100.0060.00614.30
5.6.90.0030.01014.19
5.6.80.0070.00714.04
5.6.70.0040.00814.07
5.6.60.0030.01014.07
5.6.50.0040.00714.17
5.6.40.0000.01214.00
5.6.30.0060.00914.11
5.6.20.0090.00614.17
5.6.10.0060.00914.12
5.6.00.0030.00714.20

preferences:
57.46 ms | 401 KiB | 5 Q