3v4l.org

run code in 300+ PHP versions simultaneously
<?php $name = 'this'; array(&${$name});

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)
8.3.40.0070.00718.82
8.3.30.0130.00718.89
8.3.20.0070.00020.16
8.3.10.0040.00421.92
8.3.00.0040.00422.27
8.2.170.0070.00722.96
8.2.160.0140.00319.34
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0110.00426.16
8.2.120.0080.00019.49
8.2.110.0090.00022.21
8.2.100.0140.00017.91
8.2.90.0030.00619.27
8.2.80.0000.00818.05
8.2.70.0060.00317.50
8.2.60.0000.00818.05
8.2.50.0060.00618.07
8.2.40.0000.00819.88
8.2.30.0000.00718.12
8.2.20.0040.00417.57
8.2.10.0030.00517.75
8.2.00.0070.00017.71
8.1.270.0080.00022.09
8.1.260.0000.00726.35
8.1.250.0030.00528.09
8.1.240.0060.00323.84
8.1.230.0050.00519.22
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0090.00017.52
8.1.180.0050.00318.69
8.1.170.0030.00718.49
8.1.160.0040.00422.09
8.1.150.0040.00418.54
8.1.140.0040.00417.35
8.1.130.0000.00717.82
8.1.120.0000.00717.44
8.1.110.0040.00417.43
8.1.100.0000.00717.46
8.1.90.0070.00017.35
8.1.80.0020.00517.47
8.1.70.0070.00017.41
8.1.60.0050.00317.46
8.1.50.0030.00517.43
8.1.40.0040.00417.41
8.1.30.0040.00417.52
8.1.20.0030.00617.65
8.1.10.0000.00717.50
8.1.00.0040.00417.48
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0030.00518.38
8.0.270.0030.00317.28
8.0.260.0000.00716.79
8.0.250.0030.00316.92
8.0.240.0070.00016.94
8.0.230.0030.00317.01
8.0.220.0000.00716.97
8.0.210.0030.00316.92
8.0.200.0000.00616.87
8.0.190.0000.00716.91
8.0.180.0000.00816.99
8.0.170.0040.00416.93
8.0.160.0040.00416.89
8.0.150.0030.00316.93
8.0.140.0080.00016.93
8.0.130.0000.00713.38
8.0.120.0050.00316.92
8.0.110.0030.00516.78
8.0.100.0000.00717.06
8.0.90.0040.00416.92
8.0.80.0070.01416.89
8.0.70.0000.00716.96
8.0.60.0020.00516.76
8.0.50.0000.00716.79
8.0.30.0150.00416.98
8.0.20.0120.00717.40
8.0.10.0040.00417.11
8.0.00.0210.01516.68
7.4.330.0000.00515.00
7.4.320.0060.00016.49
7.4.300.0000.00616.58
7.4.290.0030.00316.50
7.4.280.0070.00016.45
7.4.270.0030.00316.64
7.4.260.0040.00416.57
7.4.250.0070.00016.50
7.4.240.0020.00516.55
7.4.230.0000.00716.63
7.4.220.0030.01416.44
7.4.210.0050.00916.59
7.4.200.0030.00316.66
7.4.190.0030.00616.66
7.4.160.0050.01116.48
7.4.150.0170.00717.40
7.4.140.0100.01217.86
7.4.130.0130.00316.46
7.4.120.0050.01216.49
7.4.110.0210.00316.49
7.4.100.0070.01016.50
7.4.90.0130.00316.52
7.4.80.0160.00419.39
7.4.70.0130.00316.29
7.4.60.0090.00616.52
7.4.50.0000.00616.35
7.4.40.0100.00422.77
7.4.30.0040.01116.62
7.4.10.0040.01415.09
7.4.00.0040.01215.09
7.3.330.0030.00313.23
7.3.320.0030.00313.22
7.3.310.0040.00416.29
7.3.300.0000.00716.10
7.3.290.0070.00716.29
7.3.280.0070.01016.32
7.3.270.0120.00917.40
7.3.260.0140.01016.27
7.3.250.0100.00616.51
7.3.240.0120.00816.54
7.3.230.0120.00616.61
7.3.210.0120.00316.24
7.3.200.0120.01219.39
7.3.190.0150.00616.17
7.3.180.0070.01016.35
7.3.170.0190.00316.56
7.3.160.0070.01016.50
7.3.130.0130.00614.77
7.3.120.0090.00714.58
7.3.110.0090.00914.80
7.3.100.0060.00614.63
7.3.90.0040.00714.63
7.3.80.0030.01014.63
7.3.70.0060.00914.73
7.3.60.0090.00614.67
7.3.50.0090.00314.63
7.3.40.0040.01114.82
7.3.30.0060.00914.63
7.3.20.0060.00916.71
7.3.10.0130.00716.80
7.3.00.0060.00616.36
7.2.330.0100.00716.57
7.2.320.0000.01716.65
7.2.310.0110.00616.68
7.2.300.0120.00616.57
7.2.290.0070.01016.61
7.2.260.0100.01014.95
7.2.250.0040.01214.63
7.2.240.0040.01114.88
7.2.230.0060.00614.78
7.2.220.0120.00314.68
7.2.210.0040.01114.83
7.2.200.0100.00614.82
7.2.190.0040.01214.86
7.2.180.0090.00314.89
7.2.170.0080.00414.68
7.2.160.0030.01014.78
7.2.150.0100.01016.65
7.2.140.0070.01016.50
7.2.130.0090.00316.84
7.2.120.0040.01116.89
7.2.110.0100.01016.77
7.2.100.0080.01116.92
7.2.90.0070.01016.54
7.2.80.0120.00316.62
7.2.70.0110.00016.67
7.2.60.0080.00516.70
7.2.50.0040.01216.84
7.2.40.0030.01016.98
7.2.30.0000.01216.89
7.2.20.0000.01516.69
7.2.10.0070.00316.76
7.2.00.0060.00917.78
7.1.330.0030.01015.36
7.1.320.0090.00015.76
7.1.310.0000.01115.74
7.1.300.0000.01215.71
7.1.290.0040.00715.49
7.1.280.0110.00415.61
7.1.270.0060.00615.42
7.1.260.0030.01315.74
7.1.250.0000.01415.32
7.1.240.0030.01015.51
7.1.230.0060.00615.72
7.1.220.0000.01515.58
7.1.210.0030.01215.65
7.1.200.0060.00415.74
7.1.190.0080.00315.52
7.1.180.0050.00315.63
7.1.170.0030.01015.75
7.1.160.0030.00515.60
7.1.150.0030.00715.63
7.1.140.0040.01115.42
7.1.130.0050.00515.41
7.1.120.0040.01115.72
7.1.110.0100.00315.71
7.1.100.0040.00916.77
7.1.90.0100.00315.79
7.1.80.0040.00415.45
7.1.70.0030.00916.38
7.1.60.0060.01217.77
7.1.50.0070.01016.21
7.1.40.0100.00315.73
7.1.30.0070.00715.66
7.1.20.0030.00915.57
7.1.10.0040.00815.66
7.1.00.0090.02718.87
7.0.330.0070.00715.41
7.0.320.0000.01015.02
7.0.310.0060.00315.39
7.0.300.0070.00315.46
7.0.290.0060.00614.95
7.0.280.0030.01315.28
7.0.270.0030.01015.07
7.0.260.0000.01215.25
7.0.250.0000.01015.27
7.0.240.0120.00315.38
7.0.230.0030.01015.45
7.0.220.0000.00815.02
7.0.210.0050.00515.49
7.0.200.0000.01016.12
7.0.190.0060.00715.09
7.0.180.0160.00015.31
7.0.170.0030.01015.43
7.0.160.0070.00715.27
7.0.150.0070.00415.33
7.0.140.0070.03818.69
7.0.130.0000.01415.42
7.0.120.0040.01115.39
7.0.110.0080.00615.40
7.0.100.0100.00015.41
7.0.90.0060.00315.41
7.0.80.0070.00715.25
7.0.70.0030.00915.05
7.0.60.0080.03817.64
7.0.50.0020.02716.64
7.0.40.0080.04017.34
7.0.30.0150.02417.48
7.0.20.0190.04317.39
7.0.10.0200.02517.40
7.0.00.0080.04617.46
5.6.400.0000.01014.63
5.6.390.0100.00314.63
5.6.380.0060.00614.63
5.6.370.0080.00014.63
5.6.360.0000.01214.63
5.6.350.0000.01414.63
5.6.340.0030.01414.63
5.6.330.0070.00314.63
5.6.320.0040.01114.63
5.6.310.0090.00614.63
5.6.300.0040.01114.63
5.6.290.0030.00614.63
5.6.280.0100.03517.85
5.6.270.0060.00614.63
5.6.260.0000.00814.63
5.6.250.0050.00514.63
5.6.240.0060.00814.63
5.6.230.0060.00914.63
5.6.220.0060.00614.63
5.6.210.0080.03117.59
5.6.200.0000.02816.42
5.6.190.0080.02117.45
5.6.180.0100.02317.51
5.6.170.0120.02017.58
5.6.160.0030.03917.61
5.6.150.0080.04716.42
5.6.140.0020.04616.38
5.6.130.0020.02516.40
5.6.120.0090.04417.81
5.6.110.0060.02317.75
5.6.100.0070.04717.83
5.6.90.0070.04417.82
5.6.80.0120.03617.50
5.6.70.0200.03517.58
5.6.60.0000.01314.63
5.6.50.0070.00714.63
5.6.40.0070.00414.63
5.6.30.0060.00614.63
5.6.20.0080.00414.63
5.6.10.0000.01214.63
5.6.00.0100.00714.63
5.5.380.0060.00314.63
5.5.370.0030.00814.63
5.5.360.0030.00814.63
5.5.350.0040.04017.47
5.5.340.0120.04316.32
5.5.330.0030.03617.46
5.5.320.0150.04017.40
5.5.310.0120.02417.57
5.5.300.0100.03716.30
5.5.290.0080.02716.30
5.5.280.0070.03217.79
5.5.270.0080.01817.71
5.5.260.0020.02917.74
5.5.250.0070.03917.65
5.5.240.0090.04317.40
5.5.230.0090.00314.63
5.5.220.0080.00014.63
5.5.210.0080.00814.63
5.5.200.0030.00714.63
5.5.190.0000.01414.63
5.5.180.0070.01014.63
5.5.170.0160.00014.63
5.5.160.0070.00714.63
5.5.150.0030.01014.63
5.5.140.0060.00914.63
5.5.130.0060.00314.63
5.5.120.0030.01114.63
5.5.110.0080.00814.63
5.5.100.0040.00814.63
5.5.90.0030.01314.63
5.5.80.0040.00714.63
5.5.70.0030.01014.63
5.5.60.0000.01414.63
5.5.50.0040.00914.63
5.5.40.0000.00814.63
5.5.30.0000.01114.63
5.5.20.0060.01014.63
5.5.10.0100.00314.63
5.5.00.0060.00614.63
5.4.450.0330.03517.06
5.4.440.0400.02817.13
5.4.430.0380.03317.07
5.4.420.0370.03216.86
5.4.410.0180.02817.06
5.4.400.0230.03816.70
5.4.390.0270.03516.55
5.4.380.0170.02716.63
5.4.370.0150.02916.68
5.4.360.0170.02516.61
5.4.350.0130.03016.60
5.4.340.0180.02516.66
5.4.330.0070.00414.63
5.4.320.0040.03113.54
5.4.310.0050.02613.54
5.4.300.0080.01813.54
5.4.290.0050.03113.54
5.4.280.0050.02013.49
5.4.270.0010.02513.49
5.4.260.0080.03216.81
5.4.250.0140.02216.65
5.4.240.0100.03016.75
5.4.230.0130.03216.77
5.4.220.0040.04816.73
5.4.210.0110.02616.68
5.4.200.0070.02716.75
5.4.190.0050.03016.67
5.4.180.0050.04016.75
5.4.170.0060.03316.75
5.4.160.0080.03816.75
5.4.150.0060.03116.79
5.4.140.0080.02815.48
5.4.130.0080.02315.54
5.4.120.0050.02715.43
5.4.110.0070.03015.53
5.4.100.0050.02915.49
5.4.90.0070.02515.42
5.4.80.0040.02715.47
5.4.70.0050.02615.43
5.4.60.0070.02715.43
5.4.50.0060.02615.52
5.4.40.0030.03415.56
5.4.30.0080.02115.53
5.4.20.0030.03415.54
5.4.10.0120.02415.53
5.4.00.0060.02315.16
5.3.290.0060.01913.72
5.3.280.0060.03014.59
5.3.270.0060.03014.62
5.3.260.0030.03014.53
5.3.250.0050.03814.54
5.3.240.0100.03614.50
5.3.230.0030.02914.63
5.3.220.0060.03814.53
5.3.210.0080.02814.55
5.3.200.0080.02314.54
5.3.190.0040.03014.67
5.3.180.0110.02414.67
5.3.170.0040.02714.60
5.3.160.0080.02614.52
5.3.150.0020.03314.62
5.3.140.0120.03214.60
5.3.130.0100.02514.47
5.3.120.0120.02414.59
5.3.110.0050.04114.59
5.3.100.0050.03914.21
5.3.90.0050.02914.39
5.3.80.0050.02614.24
5.3.70.0100.02514.33
5.3.60.0080.02714.25
5.3.50.0070.02514.31
5.3.40.0050.02714.36
5.3.30.0020.03014.12
5.3.20.0070.02714.10
5.3.10.0120.02714.14
5.3.00.0030.02814.13
5.2.170.0030.04311.07
5.2.160.0030.04311.15
5.2.150.0070.04010.90
5.2.140.0100.03711.24
5.2.130.0130.03010.98
5.2.120.0100.03711.21
5.2.110.0030.04010.98
5.2.100.0070.03710.98
5.2.90.0130.03011.24
5.2.80.0030.04011.09
5.2.70.0070.04011.19
5.2.60.0030.04011.04
5.2.50.0030.04010.93
5.2.40.0130.03011.09
5.2.30.0100.03710.98
5.2.20.0070.03710.98
5.2.10.0030.03711.07
5.2.00.0070.03710.71
5.1.60.0070.03010.05
5.1.50.0070.03010.05
5.1.40.0070.04310.12
5.1.30.0030.03710.54
5.1.20.0070.03310.28
5.1.10.0000.04010.09
5.1.00.0070.0339.82
5.0.50.0070.0238.49
5.0.40.0000.0308.43
5.0.30.0070.0378.40
5.0.20.0000.0308.22
5.0.10.0100.0208.09
5.0.00.0070.0378.12
4.4.90.0030.0277.27
4.4.80.0030.0207.27
4.4.70.0070.0207.27
4.4.60.0030.0207.27
4.4.50.0030.0207.27
4.4.40.0000.0337.27
4.4.30.0030.0207.27
4.4.20.0030.0207.27
4.4.10.0030.0207.27
4.4.00.0070.0277.27
4.3.110.0030.0207.27
4.3.100.0000.0207.27
4.3.90.0070.0277.27
4.3.80.0030.0307.27
4.3.70.0000.0277.27
4.3.60.0030.0207.27
4.3.50.0000.0237.27
4.3.40.0000.0337.27
4.3.30.0030.0177.27
4.3.20.0000.0237.27
4.3.10.0030.0177.27
4.3.00.0130.0207.94

preferences:
48.29 ms | 400 KiB | 5 Q