3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'test'; $tab = array(); $tab['aaa'] = &$a; var_dump((array) $tab);

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)
8.3.60.0170.00018.30
8.3.50.0100.00717.98
8.3.40.0120.00318.68
8.3.30.0040.01119.10
8.3.20.0040.00420.34
8.3.10.0090.00021.91
8.3.00.0070.00019.17
8.2.180.0040.01118.29
8.2.170.0160.00418.82
8.2.160.0120.00322.96
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0090.00026.16
8.2.120.0000.00819.66
8.2.110.0030.00622.11
8.2.100.0070.00418.16
8.2.90.0030.00619.21
8.2.80.0050.00317.97
8.2.70.0030.00617.63
8.2.60.0080.00019.54
8.2.50.0040.00418.07
8.2.40.0060.00618.22
8.2.30.0060.00318.00
8.2.20.0040.00417.55
8.2.10.0040.00417.90
8.2.00.0040.00417.59
8.1.280.0090.00625.92
8.1.270.0000.00818.86
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0000.01119.16
8.1.220.0030.00517.74
8.1.210.0000.00918.77
8.1.200.0040.00417.00
8.1.190.0040.00417.10
8.1.180.0050.00318.10
8.1.170.0030.00518.44
8.1.160.0040.00421.83
8.1.150.0050.00318.87
8.1.140.0040.00417.33
8.1.130.0030.00317.82
8.1.120.0000.00717.41
8.1.110.0040.00317.34
8.1.100.0070.00017.27
8.1.90.0050.00317.39
8.1.80.0040.00417.40
8.1.70.0070.00017.52
8.1.60.0060.00317.62
8.1.50.0000.00817.54
8.1.40.0070.00017.52
8.1.30.0040.00417.56
8.1.20.0000.00717.64
8.1.10.0040.00417.31
8.1.00.0040.00717.38
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.38
8.0.270.0070.00017.30
8.0.260.0000.00717.19
8.0.250.0030.00316.96
8.0.240.0050.00316.73
8.0.230.0070.00016.78
8.0.220.0000.00716.86
8.0.210.0040.00416.86
8.0.200.0030.00316.93
8.0.190.0030.00616.88
8.0.180.0040.00316.85
8.0.170.0000.00716.75
8.0.160.0040.00416.75
8.0.150.0020.00516.86
8.0.140.0000.00716.82
8.0.130.0060.00013.28
8.0.120.0040.00416.70
8.0.110.0070.00016.81
8.0.100.0040.00416.67
8.0.90.0020.00516.70
8.0.80.0100.01316.88
8.0.70.0080.00016.80
8.0.60.0000.00816.86
8.0.50.0040.00416.66
8.0.30.0120.00817.01
8.0.20.0130.00817.40
8.0.10.0070.00016.84
8.0.00.0070.01116.67
7.4.330.0030.00315.03
7.4.320.0030.00316.43
7.4.300.0000.00616.61
7.4.290.0020.00516.50
7.4.280.0040.00416.50
7.4.270.0060.00016.54
7.4.260.0000.00716.58
7.4.250.0000.00716.46
7.4.240.0030.00416.60
7.4.230.0030.00316.30
7.4.220.0100.01016.52
7.4.210.0100.01016.67
7.4.200.0030.00516.70
7.4.160.0100.01016.40
7.4.150.0110.00817.40
7.4.140.0100.00817.86
7.4.130.0090.00916.52
7.4.120.0070.01216.33
7.4.110.0080.01116.56
7.4.100.0110.00616.48
7.4.90.0090.01216.38
7.4.80.0030.01319.39
7.4.70.0060.01216.54
7.4.60.0070.01016.59
7.4.50.0030.00316.27
7.4.40.0120.00816.59
7.4.30.0090.00816.43
7.4.00.0050.01114.95
7.3.330.0000.00613.14
7.3.320.0030.00313.11
7.3.310.0030.00316.22
7.3.300.0000.00716.20
7.3.290.0080.01016.28
7.3.280.0070.00916.30
7.3.270.0070.01117.40
7.3.260.0100.00716.48
7.3.250.0130.00516.29
7.3.240.0120.00616.48
7.3.230.0130.01016.55
7.3.210.0120.00916.30
7.3.200.0180.00319.39
7.3.190.0140.00316.37
7.3.180.0140.00716.41
7.3.170.0130.01016.45
7.3.160.0070.01016.39
7.3.120.0100.01014.85
7.3.110.0000.01814.86
7.3.100.0040.01114.98
7.3.90.0120.00315.04
7.3.80.0030.01014.69
7.3.70.0070.00714.88
7.3.60.0030.01014.65
7.3.50.0070.00314.95
7.3.40.0070.00414.78
7.3.30.0090.00614.67
7.3.20.0100.00616.79
7.3.10.0070.00716.27
7.3.00.0090.00016.43
7.2.330.0030.01416.37
7.2.320.0060.01516.63
7.2.310.0170.00016.38
7.2.300.0130.00416.62
7.2.290.0060.01316.64
7.2.250.0100.01014.83
7.2.240.0110.00414.99
7.2.230.0030.01014.70
7.2.220.0100.00715.32
7.2.210.0040.01115.07
7.2.200.0030.00915.17
7.2.190.0030.01315.02
7.2.180.0040.01214.99
7.2.170.0100.00315.03
7.2.60.0250.00316.43
7.2.00.0070.01319.48
7.1.330.0070.00715.93
7.1.320.0110.00415.84
7.1.310.0130.00315.79
7.1.300.0120.00015.76
7.1.290.0040.01115.80
7.1.280.0000.00815.55
7.1.270.0070.01015.55
7.1.260.0060.00315.83
7.1.200.0080.00815.72
7.1.100.0000.01417.52
7.1.70.0000.00816.87
7.1.60.0030.02019.46
7.1.50.0030.02116.88
7.1.00.0070.07322.27
7.0.200.1330.00314.85
7.0.140.0070.03022.04
7.0.60.0300.07719.91
7.0.50.0000.05017.88
7.0.40.0070.04020.00
7.0.30.0170.05020.18
7.0.20.0170.07020.20
7.0.10.0030.04720.13
7.0.00.0100.04320.08
5.6.280.0030.07321.06
5.6.210.0130.07720.54
5.6.200.0100.06018.13
5.6.190.0100.05020.41
5.6.180.0600.06020.48
5.6.170.0270.07720.49
5.6.160.0100.04020.33
5.6.150.0100.05018.15
5.6.140.0070.05018.08
5.6.130.0100.08318.20
5.6.120.0030.07321.11
5.6.110.0030.07321.04
5.6.100.0070.08720.98
5.6.90.0100.07021.02
5.6.80.0070.05720.37
5.5.350.4500.03020.52
5.5.340.0100.06017.91
5.5.330.0070.03720.40
5.5.320.0030.04720.41
5.5.310.0330.04720.28
5.5.300.0030.08717.91
5.5.290.0070.03717.96
5.5.280.0100.06320.83
5.5.270.0100.03320.81
5.5.260.0030.05020.63
5.5.250.0030.05320.57
5.5.240.0230.06720.28
5.4.450.4000.03719.57
5.4.440.0070.06719.32
5.4.430.1500.06019.50
5.4.420.4500.04019.56
5.4.410.4030.04019.07
5.4.400.4230.03318.87
5.4.390.3530.03719.00
5.4.380.3630.03019.12
5.4.370.3770.04319.17
5.4.360.3970.03319.12
5.4.350.0070.04719.06
5.4.340.3800.04019.14
5.4.320.4470.03319.00
5.4.310.4270.03319.09
5.4.300.4570.03319.14
5.4.290.4230.03019.14
5.4.280.3900.04019.14
5.4.270.2270.04019.03
5.4.260.0070.05319.12
5.4.250.3630.04019.05
5.4.240.3800.03718.96
5.4.230.3530.03719.14
5.4.220.4000.03719.10
5.4.210.3800.03319.05
5.4.200.3870.03719.05
5.4.190.4270.03719.13
5.4.180.3600.03719.13
5.4.170.3570.03319.13
5.4.160.3670.03719.04
5.4.150.3770.02719.15
5.4.140.3500.03016.45
5.4.130.3230.03016.22
5.4.120.2700.03016.39
5.4.110.3600.03016.38
5.4.100.3330.04016.23
5.4.90.3700.03316.13
5.4.80.3870.03316.36
5.4.70.3900.03016.55
5.4.60.3800.03716.36
5.4.50.3930.03316.14
5.4.40.3800.04316.39
5.4.30.3870.03716.34
5.4.20.3830.03316.10
5.4.10.4200.03316.23
5.4.00.3830.03315.89
5.3.290.4230.03714.75
5.3.280.4100.04014.51
5.3.270.3770.04014.50
5.3.260.3600.03314.54
5.3.250.3470.03014.52
5.3.240.3630.03714.54
5.3.230.2500.03014.49
5.3.220.3370.03714.35
5.3.210.3330.04014.58
5.3.200.3070.04014.58
5.3.190.3930.04314.44
5.3.180.3830.03714.34
5.3.170.3870.03714.46
5.3.160.3630.03314.53
5.3.150.3930.02714.38
5.3.140.3630.03714.64
5.3.130.3900.04314.33
5.3.120.3970.04714.49
5.3.110.3930.03714.47
5.3.100.3700.03714.02
5.3.90.3600.03313.95
5.3.80.3970.03713.83
5.3.70.3970.03713.95
5.3.60.3870.03313.93
5.3.50.3870.03313.88
5.3.40.4230.04013.88
5.3.30.4100.03013.84
5.3.20.4370.03713.64
5.3.10.4730.02713.60
5.3.00.4200.04013.56
5.2.170.3200.02311.11
5.2.160.2970.03011.30
5.2.150.3900.03011.15
5.2.140.3930.03011.02
5.2.130.3800.03011.00
5.2.120.3030.03011.09
5.2.110.3500.03011.07
5.2.100.3600.03011.03
5.2.90.3500.03011.09
5.2.80.3200.03011.24
5.2.70.3230.03010.98
5.2.60.2800.03310.97
5.2.50.3330.03010.96
5.2.40.2700.03010.86
5.2.30.2700.02710.83
5.2.20.2530.03310.88
5.2.10.2370.03310.81
5.2.00.2530.02710.73
5.1.60.2400.0239.83
5.1.50.2530.02310.01
5.1.40.2570.0209.81
5.1.30.2400.02310.23
5.1.20.2500.02710.20
5.1.10.2530.0209.97
5.1.00.2500.02310.03
5.0.50.1670.0178.54
5.0.40.1500.0208.55
5.0.30.1470.0378.27
5.0.20.1470.0178.18
5.0.10.1370.0238.07
5.0.00.0930.0308.11
4.4.90.1570.0106.47
4.4.80.1570.0206.47
4.4.70.1500.0176.47
4.4.60.1400.0136.47
4.4.50.1430.0176.47
4.4.40.1200.0236.47
4.4.30.1330.0176.47
4.4.20.1170.0176.47
4.4.10.1470.0206.47
4.4.00.1300.0276.47
4.3.110.1170.0176.47
4.3.100.1370.0176.47
4.3.90.1500.0136.47
4.3.80.1470.0276.47
4.3.70.1200.0136.47
4.3.60.1500.0176.47
4.3.50.1370.0176.47
4.3.40.1330.0276.47
4.3.30.0770.0236.47
4.3.20.0800.0276.47
4.3.10.0800.0236.47
4.3.00.0830.0276.47

preferences:
64.15 ms | 400 KiB | 5 Q