3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ary = array(1, 2, 3, 4, 5); foreach($ary as &$a) { echo $a; } foreach($ary as $a) { echo $a; }

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)
8.3.60.0040.01118.43
8.3.50.0130.00521.27
8.3.40.0070.00718.59
8.3.30.0070.00720.09
8.3.20.0030.00518.48
8.3.10.0080.00021.09
8.3.00.0080.00022.44
8.2.180.0150.00616.32
8.2.170.0090.00622.96
8.2.160.0110.00418.83
8.2.150.0040.00424.18
8.2.140.0000.00924.66
8.2.130.0070.00026.16
8.2.120.0040.00420.94
8.2.110.0060.00320.99
8.2.100.0040.00717.72
8.2.90.0000.00819.23
8.2.80.0050.00317.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0100.00018.22
8.2.30.0030.00519.79
8.2.20.0030.00617.52
8.2.10.0060.00317.72
8.2.00.0040.00417.73
8.1.280.0100.00625.92
8.1.270.0000.00723.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00021.37
8.1.230.0060.00617.52
8.1.220.0040.00417.76
8.1.210.0040.00418.77
8.1.200.0030.00717.36
8.1.190.0090.00017.35
8.1.180.0050.00318.10
8.1.170.0000.00718.64
8.1.160.0050.00218.92
8.1.150.0000.00718.63
8.1.140.0050.00517.43
8.1.130.0030.00517.87
8.1.120.0000.00717.47
8.1.110.0000.00817.52
8.1.100.0070.00017.41
8.1.90.0070.00017.47
8.1.80.0040.00417.45
8.1.70.0000.00717.34
8.1.60.0020.00517.48
8.1.50.0030.00617.54
8.1.40.0040.00417.44
8.1.30.0040.00417.52
8.1.20.0000.00917.55
8.1.10.0050.00317.48
8.1.00.0050.00317.42
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0030.00318.36
8.0.270.0030.00317.25
8.0.260.0030.00316.82
8.0.250.0040.00416.85
8.0.240.0080.00016.92
8.0.230.0000.00816.86
8.0.220.0000.00616.88
8.0.210.0070.00016.78
8.0.200.0030.00316.95
8.0.190.0040.00416.97
8.0.180.0030.00616.79
8.0.170.0030.00616.84
8.0.160.0000.00716.81
8.0.150.0070.00316.87
8.0.140.0070.00016.86
8.0.130.0000.00513.25
8.0.120.0070.00016.82
8.0.110.0000.00816.94
8.0.100.0030.00316.91
8.0.90.0040.00416.76
8.0.80.0090.00616.83
8.0.70.0030.00516.92
8.0.60.0040.00417.00
8.0.50.0000.00716.94
8.0.30.0120.00717.15
8.0.20.0100.00717.40
8.0.10.0040.00417.05
8.0.00.0100.01016.71
7.4.330.0000.00516.80
7.4.320.0000.00616.50
7.4.300.0030.00316.41
7.4.290.0040.00416.43
7.4.280.0000.00716.47
7.4.270.0000.00716.45
7.4.260.0000.00513.27
7.4.250.0000.00716.51
7.4.240.0000.00716.36
7.4.230.0090.00016.71
7.4.220.0120.00616.66
7.4.210.0090.00916.56
7.4.200.0000.00716.50
7.4.190.0040.00416.74
7.4.160.0080.00816.35
7.4.150.0100.00717.40
7.4.140.0140.00417.86
7.4.130.0120.00716.42
7.4.120.0130.00316.53
7.4.110.0100.01316.61
7.4.100.0210.00316.63
7.4.90.0090.00916.54
7.4.80.0100.00719.39
7.4.70.0110.00616.37
7.4.60.0120.00916.52
7.4.50.0080.00016.29
7.4.40.0070.00722.77
7.4.30.0100.01016.29
7.4.00.0090.00615.12
7.3.330.0050.00013.11
7.3.320.0000.00612.96
7.3.310.0030.00516.32
7.3.300.0040.00416.25
7.3.290.0120.00316.24
7.3.280.0060.00916.28
7.3.270.0100.01017.40
7.3.260.0110.00818.24
7.3.250.0030.01416.58
7.3.240.0170.00016.25
7.3.230.0170.00016.39
7.3.210.0100.00716.35
7.3.200.0080.01119.39
7.3.190.0060.00916.38
7.3.180.0100.00616.19
7.3.170.0100.00616.55
7.3.160.0030.01416.46
7.3.120.0040.01215.08
7.3.10.0060.00616.63
7.3.00.0030.00916.55
7.2.330.0100.01016.70
7.2.320.0060.01216.59
7.2.310.0140.01016.77
7.2.300.0100.00616.40
7.2.290.0100.00616.67
7.2.130.0040.00716.78
7.2.120.0000.01516.80
7.2.110.0080.00716.93
7.2.100.0030.01416.75
7.2.90.0090.00617.02
7.2.80.0040.01116.98
7.2.70.0030.00616.62
7.2.60.0020.01416.74
7.2.50.0030.00716.77
7.2.40.0050.00816.96
7.2.30.0030.01016.77
7.2.20.0040.01116.73
7.2.10.0080.00416.97
7.2.00.0020.01017.94
7.1.250.0050.00515.53
7.1.200.0030.00915.74
7.1.100.0070.00718.23
7.1.70.0090.00316.86
7.1.60.0120.00319.17
7.1.50.0080.01717.05
7.1.00.0030.03322.28
7.0.200.0000.00716.45
7.0.140.0030.07722.12
7.0.60.0100.08720.07
7.0.50.0000.05017.78
7.0.40.0130.07720.18
7.0.30.0470.05720.21
7.0.20.0230.06320.02
7.0.10.0230.05720.02
7.0.00.0070.08320.08
5.6.210.0070.08720.62
5.6.200.0130.03718.17
5.6.190.0100.08320.48
5.6.180.0300.05320.61
5.6.170.0270.07320.38
5.6.160.0030.04320.38
5.6.150.0000.05718.20
5.6.140.0100.07018.18
5.6.130.0130.07018.18
5.6.120.0070.04320.89
5.6.110.0030.04020.98
5.6.100.0000.08020.98
5.6.90.0170.07321.03
5.6.80.0070.08020.36
5.6.70.0330.07320.47
5.5.350.0270.08020.32
5.5.340.0100.07718.00
5.5.330.0000.05320.21
5.5.320.0300.06720.23
5.5.310.0370.07720.50
5.5.300.0070.05317.95
5.5.290.0100.04717.98
5.5.280.0030.04020.89
5.5.270.0070.06020.67
5.5.260.0030.08020.73
5.5.250.0030.08320.70
5.5.240.0100.06020.18
5.4.450.3430.04019.57
5.4.440.4530.04319.41
5.4.430.4200.04719.22
5.4.420.3000.04319.13
5.4.410.3670.03019.26
5.4.400.3330.03318.82
5.4.390.3570.03719.10
5.4.380.3370.03719.16
5.4.370.3130.03718.91
5.4.360.3730.04319.10
5.4.350.3400.03018.94
5.4.340.3400.03319.13
5.4.320.3030.04318.77
5.4.310.4230.03718.92
5.4.300.3530.04019.05
5.4.290.3870.04318.93
5.4.280.3730.04318.78
5.4.270.4570.03019.09
5.4.260.3970.03719.08
5.4.250.4100.03018.80
5.4.240.3800.03318.78
5.4.230.2800.04018.91
5.4.220.3730.03319.07
5.4.210.3770.04018.78
5.4.200.2770.04018.92
5.4.190.4430.03019.14
5.4.180.3830.04319.15
5.4.170.2430.05019.21
5.4.160.1530.03719.07
5.4.150.2800.03319.05
5.4.140.2000.03316.26
5.4.130.2730.03316.17
5.4.120.3300.03316.28
5.4.110.3030.03716.30
5.4.100.3230.03716.41
5.4.90.3370.03016.47
5.4.80.3370.02716.39
5.4.70.3500.03716.29
5.4.60.3130.04016.39
5.4.50.3330.03316.46
5.4.40.3470.03016.31
5.4.30.3470.03716.18
5.4.20.3570.04016.38
5.4.10.3470.03716.03
5.4.00.3430.03715.73
5.3.290.3330.03714.69
5.3.280.3400.03714.68
5.3.270.3730.04314.70
5.3.260.2500.04014.44
5.3.250.2700.04014.45
5.3.240.2230.03314.45
5.3.230.3400.03714.54
5.3.220.3100.03714.47
5.3.210.2900.03714.40
5.3.200.2970.03314.50
5.3.190.3100.03714.42
5.3.180.2430.02714.65
5.3.170.3470.04314.51
5.3.160.3870.03014.52
5.3.150.3370.04314.41
5.3.140.3070.04014.50
5.3.130.3300.03314.48
5.3.120.3200.03314.41
5.3.110.3770.03014.38
5.3.100.3330.03013.89
5.3.90.3670.03313.86
5.3.80.3400.03713.96
5.3.70.3670.02713.81
5.3.60.3700.03713.97
5.3.50.3800.03713.89
5.3.40.3600.03713.91
5.3.30.4600.04713.81
5.3.20.4170.03313.72
5.3.10.4400.03013.49
5.3.00.4330.03013.48
5.2.170.3000.03011.16
5.2.160.3270.02710.98
5.2.150.2830.02711.19
5.2.140.3700.03711.23
5.2.130.3070.03310.96
5.2.120.3770.03710.99
5.2.110.3600.03010.95
5.2.100.2270.03011.11
5.2.90.2800.02310.96
5.2.80.3030.03310.98
5.2.70.2870.02710.95
5.2.60.2970.02711.20
5.2.50.2270.03011.11
5.2.40.1800.02710.84
5.2.30.2230.03311.05
5.2.20.2730.02011.00
5.2.10.3030.03011.01
5.2.00.2730.03010.62
5.1.60.1970.02310.14
5.1.50.2930.02310.14
5.1.40.2500.01710.14
5.1.30.2500.03010.31
5.1.20.2670.03310.27
5.1.10.2670.02710.14
5.1.00.2000.03010.14
5.0.50.0900.02310.14
5.0.40.1200.02010.14
5.0.30.1430.03310.14
5.0.20.1230.01710.14
5.0.10.1300.02310.14
5.0.00.1500.03010.14
4.4.90.1270.01310.14
4.4.80.1470.02010.14
4.4.70.1400.02010.14
4.4.60.1570.01310.14
4.4.50.1530.01710.14
4.4.40.1470.02710.14
4.4.30.1100.01310.14
4.4.20.1400.02010.14
4.4.10.1500.02010.14
4.4.00.1330.03010.14
4.3.110.1570.02010.14
4.3.100.1770.01710.14
4.3.90.1300.01710.14
4.3.80.1330.02710.14
4.3.70.1200.01310.17
4.3.60.1400.01710.17
4.3.50.1600.01310.17
4.3.40.1400.03710.17
4.3.30.0700.02310.17
4.3.20.0730.02310.17
4.3.10.0870.02010.17
4.3.00.0700.01710.17

preferences:
54.21 ms | 400 KiB | 5 Q