3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = 'here\'s some data'; var_dump($data['string']); var_dump($data['string'][0]); var_dump($data[0][0]); var_dump($data[0][0][0]); var_dump($data[1]); var_dump($data[1][0]);

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)
8.3.60.0140.00418.43
8.3.50.0120.00722.04
8.3.40.0180.00418.81
8.3.30.0100.00318.84
8.3.20.0080.00018.61
8.3.10.0030.00521.27
8.3.00.0000.00821.98
8.2.180.0040.01116.75
8.2.170.0040.01122.96
8.2.160.0110.00422.25
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00821.04
8.2.110.0000.01020.52
8.2.100.0060.00617.78
8.2.90.0080.00019.17
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0040.00418.22
8.2.30.0000.00721.22
8.2.20.0070.00017.70
8.2.10.0000.00717.62
8.2.00.0040.00417.73
8.1.280.0140.00425.92
8.1.270.0050.00323.99
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0140.00322.20
8.1.230.0060.00617.46
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0030.00617.23
8.1.190.0040.00417.53
8.1.180.0040.00418.10
8.1.170.0000.00818.57
8.1.160.0030.00518.83
8.1.150.0000.00918.57
8.1.140.0040.00417.43
8.1.130.0000.00717.75
8.1.120.0050.00317.45
8.1.110.0070.00017.38
8.1.100.0000.00717.28
8.1.90.0000.00717.41
8.1.80.0050.00317.30
8.1.70.0040.00417.40
8.1.60.0000.00917.46
8.1.50.0000.00717.54
8.1.40.0000.00717.54
8.1.30.0030.00517.63
8.1.20.0040.00417.65
8.1.10.0040.00417.62
8.1.00.0070.00017.48
8.0.300.0050.00218.77
8.0.290.0070.00016.63
8.0.280.0040.00418.35
8.0.270.0040.00417.11
8.0.260.0000.00616.88
8.0.250.0000.00816.97
8.0.240.0030.00717.01
8.0.230.0000.00716.98
8.0.220.0040.00416.87
8.0.210.0000.00716.94
8.0.200.0000.00716.84
8.0.190.0070.00016.96
8.0.180.0000.00716.82
8.0.170.0040.00416.95
8.0.160.0030.00516.94
8.0.150.0040.00416.70
8.0.140.0070.00016.81
8.0.130.0000.00613.29
8.0.120.0000.00716.86
8.0.110.0000.00716.96
8.0.100.0050.00216.83
8.0.90.0050.00216.95
8.0.80.0060.01316.84
8.0.70.0000.00716.91
8.0.60.0040.00417.01
8.0.50.0040.00416.76
8.0.30.0140.00516.80
8.0.20.0140.00817.40
8.0.10.0000.00717.07
8.0.00.0080.00816.79
7.4.330.0050.00016.85
7.4.320.0070.00016.46
7.4.300.0030.00316.38
7.4.290.0000.00716.43
7.4.280.0090.00016.44
7.4.270.0000.00616.43
7.4.260.0070.00013.21
7.4.250.0000.00716.54
7.4.240.0030.00416.43
7.4.230.0000.00716.43
7.4.220.0120.00816.42
7.4.210.0090.00816.44
7.4.200.0030.00316.33
7.4.190.0030.00316.71
7.4.160.0130.00316.51
7.4.150.0140.00317.40
7.4.140.0180.00917.86
7.4.130.0090.01316.55
7.4.120.0160.00116.42
7.4.110.0100.00716.53
7.4.100.0000.01816.36
7.4.90.0100.01016.57
7.4.80.0110.00719.39
7.4.70.0090.00916.33
7.4.60.0090.00916.37
7.4.50.0030.00616.50
7.4.40.0120.00622.77
7.4.30.0100.00716.27
7.4.00.0100.00614.84
7.3.330.0050.00013.14
7.3.320.0120.00013.18
7.3.310.0030.00316.11
7.3.300.0030.00316.18
7.3.290.0090.00616.29
7.3.280.0110.00416.33
7.3.270.0060.01117.40
7.3.260.0120.00718.24
7.3.250.0100.01216.55
7.3.240.0110.00816.51
7.3.230.0080.00816.41
7.3.210.0160.00516.27
7.3.200.0100.01016.31
7.3.190.0120.00916.38
7.3.180.0120.00416.53
7.3.170.0110.00616.48
7.3.160.0040.01216.54
7.3.120.0070.00714.95
7.2.330.0120.00616.46
7.2.320.0000.01716.38
7.2.310.0070.01116.42
7.2.300.0080.01016.53
7.2.290.0060.00916.21
7.2.60.0030.01016.85
7.2.00.0100.00719.33
7.1.200.0040.00915.41
7.1.100.0000.01117.94
7.1.70.0040.00417.15
7.1.60.0150.01119.40
7.1.50.0060.01516.72
7.1.00.0000.03722.54
7.0.200.0300.00516.59
7.0.140.0030.07022.01
7.0.70.0070.08021.67
7.0.60.0030.08021.72
7.0.50.0070.08022.05
7.0.40.0130.07320.16
7.0.30.0070.08320.05
7.0.20.0000.07720.10
7.0.10.0070.07720.04
7.0.00.0000.09020.17
5.6.280.0030.07321.11
5.6.220.0070.06720.68
5.6.210.0130.07320.53
5.6.200.0030.04321.11
5.6.190.0100.08021.05
5.6.180.0000.08320.92
5.6.170.0070.08021.02
5.6.160.0170.07721.05
5.6.150.0030.06320.93
5.6.140.0130.07021.10
5.6.130.0070.08320.94
5.6.120.0000.08021.00
5.6.110.0030.04020.94
5.6.100.0000.04021.07
5.6.90.0000.05021.04
5.6.80.0000.08320.32
5.6.70.0000.08020.54
5.6.60.0130.03320.30
5.6.50.0070.07320.39
5.6.40.0100.04320.36
5.6.30.0000.05020.45
5.6.20.0030.07320.44
5.6.10.0030.07320.31
5.6.00.0000.08320.46
5.5.360.0100.08320.30
5.5.350.0000.08720.30
5.5.340.0100.07020.86
5.5.330.0070.05720.85
5.5.320.0070.07720.82
5.5.310.0070.07720.75
5.5.300.0100.04020.73
5.5.290.0070.06020.88
5.5.280.0070.07720.87
5.5.270.0070.08320.86
5.5.260.0070.03720.86
5.5.250.0100.07720.61
5.5.240.0030.08020.21
5.5.230.0130.06720.14
5.5.220.0030.07720.25
5.5.210.0030.08020.16
5.5.200.0070.07020.23
5.5.190.0030.08020.27
5.5.180.0030.05720.11
5.5.160.0070.07320.20
5.5.150.0100.07320.09
5.5.140.0130.05720.16
5.5.130.0100.06020.25
5.5.120.0000.07720.20
5.5.110.0000.06719.98
5.5.100.0000.07320.04
5.5.90.0070.07320.08
5.5.80.0000.04720.04
5.5.70.0030.08019.93
5.5.60.0030.07020.14
5.5.50.0130.06320.07
5.5.40.0030.08020.06
5.5.30.0030.07720.13
5.5.20.0070.07020.07
5.5.10.0070.06719.96
5.5.00.0000.07020.07
5.4.450.0000.05019.43
5.4.440.0000.06719.34
5.4.430.0000.04019.25
5.4.420.0070.03319.42
5.4.410.0030.04019.22
5.4.400.0100.06719.15
5.4.390.0070.06719.20
5.4.380.0030.07319.05
5.4.370.0100.06718.96
5.4.360.0000.08019.05
5.4.350.0070.05318.96
5.4.340.0070.05319.06
5.4.320.0100.06719.10
5.4.310.0070.04018.96
5.4.300.0130.06719.04
5.4.290.0030.07018.93
5.4.280.0000.07718.87
5.4.270.0070.06719.20
5.4.260.0200.06319.09
5.4.250.0070.05019.02
5.4.240.0070.06719.09
5.4.230.0070.07719.01
5.4.220.0000.08318.87
5.4.210.0000.05318.94
5.4.200.0030.06719.09
5.4.190.0000.06019.19
5.4.180.0030.05018.94
5.4.170.0100.05019.04
5.4.160.0100.07018.91
5.4.150.0070.07318.85
5.4.140.0000.06716.30
5.4.130.0130.06716.27
5.4.120.0000.07016.27
5.4.110.0000.08016.22
5.4.100.0030.07016.26
5.4.90.0070.07016.21
5.4.80.0030.04716.26
5.4.70.0030.07016.38
5.4.60.0000.07316.35
5.4.50.0030.07016.29
5.4.40.0000.07316.39
5.4.30.0070.06316.38
5.4.20.0030.07016.16
5.4.10.0070.06716.19
5.4.00.0000.06315.45
5.3.290.0000.05314.50
5.3.280.0000.06314.43
5.3.270.0030.07314.45
5.3.260.0000.08014.41
5.3.250.0070.05714.44
5.3.240.0000.07314.59
5.3.230.0100.06714.46
5.3.220.0030.07314.55
5.3.210.0000.07714.45
5.3.200.0000.06714.56
5.3.190.0000.07714.56
5.3.180.0070.07714.46
5.3.170.0030.05314.52
5.3.160.0030.07714.38
5.3.150.0030.08314.56
5.3.140.0030.07314.54
5.3.130.0070.07314.54
5.3.120.0030.07714.50
5.3.110.0000.08014.54
5.3.100.0030.07014.03
5.3.90.0030.07313.96
5.3.80.0100.07314.00
5.3.70.0000.07313.77
5.3.60.0070.07714.02
5.3.50.0000.07713.90
5.3.40.0130.06713.93
5.3.30.0070.06713.66
5.3.20.0070.05713.55
5.3.10.0000.07713.60
5.3.00.0030.08013.62
5.2.170.0000.06310.97
5.2.160.0000.06711.16
5.2.150.0030.04711.13
5.2.140.0000.06311.00
5.2.130.0000.04711.08
5.2.120.0030.06011.16
5.2.110.0070.05310.89
5.2.100.0030.05311.10
5.2.90.0070.05311.14
5.2.80.0000.05311.09
5.2.70.0000.04710.91
5.2.60.0000.06711.10
5.2.50.0000.03710.98
5.2.40.0030.04310.98
5.2.30.0030.04010.80
5.2.20.0000.03010.90
5.2.10.0000.03010.77
5.2.00.0000.03010.62
5.1.60.0030.02010.39
5.1.50.0000.02310.39
5.1.40.0000.02310.39
5.1.30.0030.02310.39
5.1.20.0030.02310.39
5.1.10.0000.03710.39
5.1.00.0030.02310.39
5.0.50.0000.02010.39
5.0.40.0030.02010.39
5.0.30.0030.02710.39
5.0.20.0000.02010.39
5.0.10.0000.01710.39
5.0.00.0000.02310.39
4.4.90.0000.03310.39
4.4.80.0070.01310.39
4.4.70.0000.01710.39
4.4.60.0000.01710.39
4.4.50.0000.01710.39
4.4.40.0000.02310.39
4.4.30.0000.01310.39
4.4.20.0000.01310.39
4.4.10.0030.01010.39
4.4.00.0030.01710.39
4.3.110.0000.01310.39
4.3.100.0000.01310.39
4.3.90.0000.01310.39
4.3.80.0000.02010.39
4.3.70.0000.01010.39
4.3.60.0000.01310.39
4.3.50.0000.01310.39
4.3.40.0030.01710.39
4.3.30.0000.02010.39
4.3.20.0070.01310.39
4.3.10.0030.01310.39
4.3.00.0000.02010.39

preferences:
45.74 ms | 401 KiB | 5 Q