3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 123456789; var_dump($a[8]); $b = '123456789'; var_dump($b[8]);

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)
8.3.40.0140.00318.45
8.3.30.0200.00018.96
8.3.20.0050.00220.13
8.3.10.0070.00022.14
8.3.00.0040.00422.18
8.2.170.0130.00722.96
8.2.160.0100.01020.21
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00419.67
8.2.110.0060.00322.13
8.2.100.0070.00419.34
8.2.90.0000.00719.17
8.2.80.0040.00418.05
8.2.70.0000.00817.50
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0000.00818.22
8.2.30.0040.00418.10
8.2.20.0080.00017.52
8.2.10.0040.00417.48
8.2.00.0000.00717.52
8.1.270.0150.00820.26
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0100.00623.76
8.1.230.0120.00019.10
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00817.22
8.1.190.0040.00417.39
8.1.180.0080.00018.37
8.1.170.0060.00318.57
8.1.160.0040.00422.13
8.1.150.0000.00718.61
8.1.140.0070.00017.28
8.1.130.0030.00317.72
8.1.120.0000.00717.25
8.1.110.0000.00817.38
8.1.100.0040.00417.42
8.1.90.0000.00717.34
8.1.80.0070.00017.34
8.1.70.0030.00317.29
8.1.60.0030.00617.39
8.1.50.0000.00817.32
8.1.40.0030.00517.43
8.1.30.0060.00317.49
8.1.20.0060.00317.48
8.1.10.0000.00917.45
8.1.00.0000.00817.55
8.0.300.0040.00418.77
8.0.290.0000.00717.04
8.0.280.0000.00718.37
8.0.270.0000.00817.18
8.0.260.0060.00016.79
8.0.250.0000.00616.86
8.0.240.0040.00416.98
8.0.230.0000.00717.00
8.0.220.0000.00716.87
8.0.210.0040.00416.88
8.0.200.0050.00316.83
8.0.190.0040.00416.96
8.0.180.0030.00316.92
8.0.170.0060.00316.88
8.0.160.0000.00716.90
8.0.150.0030.00416.72
8.0.140.0040.00416.81
8.0.130.0030.00313.35
8.0.120.0040.00416.82
8.0.110.0040.00416.77
8.0.100.0000.00716.83
8.0.90.0000.00716.87
8.0.80.0070.00716.79
8.0.70.0000.00717.00
8.0.60.0040.00416.79
8.0.50.0000.00716.84
8.0.30.0130.00617.07
8.0.20.0070.01117.40
8.0.10.0040.00417.02
8.0.00.0130.00816.68
7.4.330.0060.00015.00
7.4.320.0000.00616.53
7.4.300.0000.00616.42
7.4.290.0000.00716.52
7.4.280.0000.00716.32
7.4.270.0000.00616.50
7.4.260.0030.00516.44
7.4.250.0040.00416.30
7.4.240.0040.00416.48
7.4.230.0030.00316.28
7.4.220.0090.00916.64
7.4.210.0060.00816.50
7.4.200.0070.00016.27
7.4.190.0030.00316.37
7.4.160.0120.00416.27
7.4.150.0080.00817.40
7.4.140.0140.00817.86
7.4.130.0050.01316.42
7.4.120.0100.00816.52
7.4.110.0140.00316.55
7.4.100.0120.00616.45
7.4.90.0120.00616.54
7.4.80.0040.01419.39
7.4.70.0050.01016.49
7.4.60.0120.00916.41
7.4.50.0030.00316.35
7.4.40.0090.00622.77
7.4.30.0080.00816.57
7.4.00.0050.01014.91
7.3.330.0020.00213.09
7.3.320.0000.00513.04
7.3.310.0000.00716.25
7.3.300.0040.00416.10
7.3.290.0110.00316.21
7.3.280.0130.00416.20
7.3.270.0120.00417.40
7.3.260.0090.00916.46
7.3.250.0100.01116.38
7.3.240.0110.00716.41
7.3.230.0080.01216.39
7.3.210.0070.01016.38
7.3.200.0110.00419.39
7.3.190.0070.01016.36
7.3.180.0090.00916.09
7.3.170.0130.00316.28
7.3.160.0030.01316.08
7.3.120.0030.01214.57
7.3.110.0140.00314.38
7.3.100.0090.00314.71
7.3.90.0030.01014.48
7.3.80.0030.00814.82
7.3.70.0110.00414.67
7.3.60.0000.01114.87
7.3.50.0060.00614.73
7.3.40.0080.00814.67
7.3.30.0030.01314.83
7.3.20.0030.00616.73
7.3.10.0130.00016.43
7.3.00.0090.00316.61
7.2.330.0080.00816.45
7.2.320.0090.00916.22
7.2.310.0130.00716.51
7.2.300.0070.01016.33
7.2.290.0100.00616.34
7.2.250.0080.01114.96
7.2.240.0040.01214.91
7.2.230.0070.01015.04
7.2.220.0110.00315.01
7.2.210.0030.01014.84
7.2.200.0060.00914.93
7.2.190.0000.01014.84
7.2.180.0000.01314.78
7.2.170.0060.00614.69
7.2.00.0070.00418.90
7.1.330.0110.00315.83
7.1.320.0030.01015.84
7.1.310.0030.01015.65
7.1.300.0030.00715.73
7.1.290.0030.01215.81
7.1.280.0000.01215.63
7.1.270.0070.00415.71
7.1.260.0060.00915.90
7.1.200.0030.00615.74
7.1.100.0070.01017.71
7.1.70.0040.01116.79
7.1.60.0070.01819.82
7.1.50.0060.01516.71
7.1.00.0000.06322.37
7.0.200.0000.01016.66
7.0.140.0000.07722.05
7.0.100.0000.07719.95
7.0.90.0030.06719.91
7.0.80.0070.06719.91
7.0.70.0030.03719.91
7.0.60.0000.05019.95
7.0.50.0000.04320.17
7.0.40.0000.04720.18
7.0.30.0000.04320.19
7.0.20.0000.04320.13
7.0.10.0030.03720.10
7.0.00.0000.04319.99
5.6.280.0070.07020.85
5.6.250.0030.08020.59
5.6.240.0000.04320.60
5.6.230.0030.04020.63
5.6.220.0070.05320.74
5.6.210.0030.03720.48
5.6.200.0000.05021.17
5.6.190.0070.04020.95
5.6.180.0000.04321.17
5.6.170.0070.03721.03
5.6.160.0200.06721.16
5.6.150.0000.04321.13
5.6.140.0070.03721.16
5.6.130.0030.08321.10
5.6.120.0030.05021.04
5.6.110.0030.09320.93
5.6.100.0130.07720.93
5.6.90.0000.09021.07
5.6.80.0100.07020.43
5.6.70.0030.06320.38
5.6.60.0100.07320.41
5.6.50.0100.04320.47
5.6.40.0030.08320.29
5.6.30.0030.04720.38
5.6.20.0130.06720.41
5.6.10.0030.04320.39
5.6.00.0070.07320.35
5.5.380.0030.06720.45
5.5.370.0000.04720.36
5.5.360.0070.04320.40
5.5.350.0070.03720.43
5.5.340.0070.03720.86
5.5.330.0100.03720.89
5.5.320.0030.04320.83
5.5.310.0000.04320.73
5.5.300.0030.04320.92
5.5.290.0000.04320.82
5.5.280.0030.04020.92
5.5.270.0100.06320.89
5.5.260.0000.04320.79
5.5.250.0170.07020.54
5.5.240.0170.07020.27
5.5.230.0130.06720.30
5.5.220.0000.06020.25
5.5.210.0070.06320.26
5.5.200.0100.04320.17
5.5.190.0030.08720.22
5.5.180.0070.08320.23
5.5.160.0070.08020.17
5.5.150.0070.08320.22
5.5.140.0130.04320.09
5.5.130.0130.04720.23
5.5.120.0100.08020.16
5.5.110.0100.04720.09
5.5.100.0200.06719.95
5.5.90.0070.07020.10
5.5.80.0070.08019.97
5.5.70.0070.07720.05
5.5.60.0100.07320.14
5.5.50.0130.06720.00
5.5.40.0130.06720.15
5.5.30.0030.06720.12
5.5.20.0070.07720.00
5.5.10.0100.07720.05
5.5.00.0070.06720.10
5.4.450.0030.03719.31
5.4.440.0030.03719.14
5.4.430.0030.03719.38
5.4.420.0030.07319.11
5.4.410.0100.07319.20
5.4.400.0100.07019.03
5.4.390.0200.06019.10
5.4.380.0130.07319.23
5.4.370.0200.06718.97
5.4.360.0100.07318.81
5.4.350.0070.07719.23
5.4.340.0070.08319.12
5.4.320.0170.06719.12
5.4.310.0170.06718.96
5.4.300.0030.08019.03
5.4.290.0100.07319.13
5.4.280.0130.07319.25
5.4.270.0130.07719.12
5.4.260.0000.07718.80
5.4.250.0170.06719.07
5.4.240.0100.05718.98
5.4.230.0100.05718.94
5.4.220.0070.07719.02
5.4.210.0100.04319.09
5.4.200.0130.07319.09
5.4.190.0100.07319.06
5.4.180.0100.05018.78
5.4.170.0070.07719.16
5.4.160.0130.07319.09
5.4.150.0070.04718.96
5.4.140.0030.07716.38
5.4.130.0000.07316.26
5.4.120.0100.06716.27
5.4.110.0100.06716.22
5.4.100.0070.07016.26
5.4.90.0100.06716.27
5.4.80.0130.05316.31
5.4.70.0070.07016.20
5.4.60.0200.06316.32
5.4.50.0030.07716.34
5.4.40.0100.03716.41
5.4.30.0100.06716.18
5.4.20.0100.06016.23
5.4.10.0030.07316.39
5.4.00.0070.05015.51
5.3.290.0070.08314.50
5.3.280.0100.07014.45
5.3.270.0030.06714.46
5.3.260.0170.07314.47
5.3.250.0100.07714.58
5.3.240.0130.07314.60
5.3.230.0100.07014.59
5.3.220.0000.05714.57
5.3.210.0070.06714.41
5.3.200.0100.07014.38
5.3.190.0100.07014.56
5.3.180.0030.07714.42
5.3.170.0130.07014.52
5.3.160.0030.07714.46
5.3.150.0200.06714.40
5.3.140.0130.06714.41
5.3.130.0100.05714.39
5.3.120.0100.06714.52
5.3.110.0100.07014.51
5.3.100.0170.06014.06
5.3.90.0070.08014.00
5.3.80.0030.07713.87
5.3.70.0070.07313.97
5.3.60.0000.05314.00
5.3.50.0100.07713.86
5.3.40.0100.07313.80
5.3.30.0030.07313.76
5.3.20.0100.07013.65
5.3.10.0030.07313.61
5.3.00.0030.05013.64
5.2.170.0030.05011.29
5.2.160.0030.04011.29
5.2.150.0030.05011.29
5.2.140.0130.04311.29
5.2.130.0070.04011.29
5.2.120.0000.05311.29
5.2.110.0030.06711.29
5.2.100.0100.05011.29
5.2.90.0030.07011.29
5.2.80.0130.05311.29
5.2.70.0070.06011.29
5.2.60.0130.05311.29
5.2.50.0030.06311.29
5.2.40.0000.05311.29
5.2.30.0000.06711.29
5.2.20.0000.06311.29
5.2.10.0100.05011.29
5.2.00.0000.06311.29
5.1.60.0030.05011.29
5.1.50.0030.05011.29
5.1.40.0030.05011.29
5.1.30.0070.05711.29
5.1.20.0030.03711.29
5.1.10.0000.04011.29
5.1.00.0100.04311.29
5.0.50.0030.04311.29
5.0.40.0000.04711.29
5.0.30.0000.06711.29
5.0.20.0000.04711.29
5.0.10.0000.04711.29
5.0.00.0030.03711.29
4.4.90.0030.01711.29
4.4.80.0030.03711.29
4.4.70.0000.02711.29
4.4.60.0000.03311.29
4.4.50.0070.02011.29
4.4.40.0070.03711.29
4.4.30.0030.03011.29
4.4.20.0000.03311.29
4.4.10.0070.01711.29
4.4.00.0070.05011.29
4.3.110.0030.03711.29
4.3.100.0030.03311.29
4.3.90.0000.02311.29
4.3.80.0030.05311.29
4.3.70.0030.01711.29
4.3.60.0000.03711.29
4.3.50.0000.02011.29
4.3.40.0030.05311.29
4.3.30.0000.02311.29
4.3.20.0000.03711.29
4.3.10.0070.03311.29
4.3.00.0030.03311.29

preferences:
50.76 ms | 400 KiB | 5 Q