3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = 'string'; foreach($test as $t) { var_dump($t); }

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)
8.3.40.0040.01118.67
8.3.30.0080.00618.71
8.3.20.0000.00818.63
8.3.10.0080.00018.63
8.3.00.0060.00319.25
8.2.170.0040.01222.96
8.2.160.0080.00818.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00020.95
8.2.110.0070.00321.12
8.2.100.0080.00418.03
8.2.90.0000.00817.91
8.2.80.0080.00018.09
8.2.70.0060.00317.38
8.2.60.0000.00917.63
8.2.50.0000.00817.63
8.2.40.0100.00019.21
8.2.30.0060.00317.62
8.2.20.0050.00517.48
8.2.10.0030.00617.64
8.2.00.0110.00017.71
8.1.270.0050.00323.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.92
8.1.230.0110.00020.97
8.1.220.0060.00317.77
8.1.210.0080.00018.77
8.1.200.0080.00017.48
8.1.190.0040.00417.23
8.1.180.0030.00618.10
8.1.170.0030.00618.54
8.1.160.0080.00018.70
8.1.150.0000.00818.55
8.1.140.0050.00217.41
8.1.130.0030.00317.36
8.1.120.0040.00417.46
8.1.110.0070.00017.48
8.1.100.0000.00717.39
8.1.90.0040.00417.34
8.1.80.0050.00317.50
8.1.70.0030.00317.49
8.1.60.0030.00517.64
8.1.50.0060.00317.47
8.1.40.0040.00417.50
8.1.30.0040.00417.54
8.1.20.0050.00217.51
8.1.10.0000.00717.36
8.1.00.0070.00017.39
8.0.300.0000.00719.98
8.0.290.0000.00816.63
8.0.280.0040.00418.11
8.0.270.0000.00717.25
8.0.260.0000.00716.88
8.0.250.0000.00717.03
8.0.240.0000.00717.02
8.0.230.0000.00717.05
8.0.220.0070.00016.93
8.0.210.0070.00016.97
8.0.200.0000.00617.00
8.0.190.0000.00716.99
8.0.180.0030.00616.94
8.0.170.0000.00816.96
8.0.160.0030.00516.94
8.0.150.0000.00816.85
8.0.140.0000.00816.87
8.0.130.0000.00513.45
8.0.120.0000.00916.90
8.0.110.0000.00816.95
8.0.100.0070.00016.94
8.0.90.0040.00416.97
8.0.80.0110.00417.00
8.0.70.0070.00016.93
8.0.60.0040.00417.05
8.0.50.0040.00416.91
8.0.30.0060.01417.08
8.0.20.0080.01117.11
8.0.10.0050.00316.95
8.0.00.0070.01216.79
7.4.330.0020.00212.89
7.4.320.0000.00616.51
7.4.300.0000.00616.52
7.4.290.0030.00516.59
7.4.280.0040.00416.57
7.4.270.0000.00616.50
7.4.260.0060.00013.20
7.4.250.0040.00416.64
7.4.240.0000.00716.61
7.4.230.0000.00816.40
7.4.220.0140.00316.48
7.4.210.0110.00416.48
7.4.200.0070.00016.44
7.4.190.0000.00816.56
7.4.160.0030.01216.41
7.4.150.0080.01516.45
7.4.140.0130.01017.86
7.4.130.0090.00916.38
7.4.120.0130.00416.65
7.4.110.0100.01016.57
7.4.100.0140.00316.46
7.4.90.0100.00916.48
7.4.80.0060.01819.39
7.4.70.0120.00416.59
7.4.60.0060.00916.32
7.4.50.0000.00916.32
7.4.40.0090.00916.67
7.4.30.0100.00616.65
7.4.00.0040.00814.92
7.3.330.0030.00313.00
7.3.320.0060.00013.23
7.3.310.0070.00016.27
7.3.300.0060.00016.25
7.3.290.0050.00916.29
7.3.280.0030.01116.29
7.3.270.0070.01016.45
7.3.260.0140.00316.46
7.3.240.0080.00816.35
7.3.230.0090.00916.30
7.3.210.0060.01116.38
7.3.200.0130.01016.23
7.3.190.0090.00616.24
7.3.180.0040.01116.46
7.3.170.0110.00816.53
7.3.160.0030.01316.17
7.3.120.0040.01114.70
7.3.110.0080.00314.76
7.3.100.0070.01014.67
7.3.90.0130.00014.86
7.3.80.0030.01014.56
7.3.70.0070.00714.77
7.3.60.0060.00314.64
7.3.50.0030.00614.60
7.3.40.0090.00914.65
7.3.30.0060.01014.85
7.3.20.0040.01116.52
7.3.10.0090.00316.51
7.3.00.0070.00916.39
7.2.330.0090.01016.43
7.2.320.0100.00716.55
7.2.310.0100.00716.48
7.2.300.0140.00716.43
7.2.290.0090.00916.25
7.2.240.0030.01014.63
7.2.230.0070.00714.81
7.2.220.0030.00914.55
7.2.210.0040.00714.94
7.2.200.0090.00614.98
7.2.190.0040.01414.94
7.2.180.0030.01514.98
7.2.170.0060.00914.88
7.2.160.0080.00814.84
7.2.150.0070.01116.62
7.2.140.0060.01016.42
7.2.130.0100.00516.75
7.2.120.0050.01016.72
7.2.110.0090.00816.70
7.2.100.0080.00716.66
7.2.90.0090.01016.83
7.2.80.0070.01016.76
7.2.70.0090.00516.67
7.2.60.0070.00916.74
7.2.50.0100.00516.66
7.2.40.0080.01116.59
7.2.30.0050.01316.58
7.2.20.0070.00816.80
7.2.10.0030.00716.87
7.2.00.0050.01117.42
7.1.330.0040.00915.52
7.1.320.0030.01215.54
7.1.310.0110.00715.68
7.1.300.0070.01015.67
7.1.290.0100.00715.37
7.1.280.0100.00715.48
7.1.270.0070.01015.61
7.1.260.0080.00415.79
7.1.250.0080.00515.64
7.1.100.0290.00017.70
7.1.70.0000.01017.16
7.1.60.0100.01419.25
7.1.50.0100.01016.59
7.1.00.0000.06022.24
7.0.200.0000.00716.35
7.0.140.0070.07022.07
7.0.120.0100.06022.19
7.0.60.0100.05719.78
7.0.50.0030.04017.66
7.0.40.0030.09320.23
7.0.30.0270.07320.04
7.0.20.0300.06320.12
7.0.10.0400.06720.12
7.0.00.0000.04320.20
5.6.280.0070.06721.11
5.6.210.0100.07720.70
5.6.200.0000.04718.12
5.6.190.0000.04720.36
5.6.180.0030.08720.55
5.6.170.0300.03320.44
5.6.160.0030.09020.46
5.6.150.0070.04318.18
5.6.140.0200.03318.22
5.6.130.0000.04318.18
5.6.120.0100.08020.98
5.6.110.0100.05020.95
5.6.100.0070.08321.13
5.6.90.0070.08321.02
5.6.80.0100.07720.36
5.6.70.0230.07320.32
5.5.350.0400.06320.33
5.5.340.0070.05717.92
5.5.330.0030.04320.42
5.5.320.0100.07320.37
5.5.310.0270.05020.20
5.5.300.0030.04017.97
5.5.290.0070.08317.88
5.5.280.0130.07020.84
5.5.270.0070.05720.93
5.5.260.0170.04020.86
5.5.250.0200.05720.49
5.5.240.0030.05720.18
5.4.450.0030.04719.25
5.4.440.0100.07719.40
5.4.430.0030.06319.24
5.4.420.0070.03719.46
5.4.410.0030.08019.38
5.4.400.0070.04719.19
5.4.390.0070.03719.18
5.4.380.0100.04319.08
5.4.370.0000.07719.00
5.4.360.0030.08319.18
5.4.350.0030.04719.11
5.4.340.0100.07319.11
5.4.320.0070.07718.80
5.4.310.0170.06319.05
5.4.300.0030.07719.09
5.4.290.0000.06719.17
5.4.280.0070.08019.08
5.4.270.0070.04318.80
5.4.260.0030.03719.17
5.4.250.0130.06719.11
5.4.240.0000.04719.15
5.4.230.0100.03319.17
5.4.220.0070.04718.81
5.4.210.0030.03718.91
5.4.200.0070.05319.18
5.4.190.0070.03319.07
5.4.180.0100.07719.13
5.4.170.0070.06318.78
5.4.160.0130.06318.76
5.4.150.0070.08019.06
5.4.140.0070.04316.25
5.4.130.0030.04016.34
5.4.120.0100.03016.43
5.4.110.0030.06316.25
5.4.100.0000.05716.36
5.4.90.0100.06716.15
5.4.80.0130.06716.35
5.4.70.0130.06716.34
5.4.60.0030.07316.34
5.4.50.0000.06316.25
5.4.40.0070.03316.12
5.4.30.0030.06316.25
5.4.20.0100.03716.36
5.4.10.0100.07316.20
5.4.00.0070.07315.82
5.3.290.0100.04014.59
5.3.280.0070.06714.51
5.3.270.0030.05314.54
5.3.260.0030.08014.39
5.3.250.0000.04714.52
5.3.240.0100.06314.57
5.3.230.0070.04714.61
5.3.220.0070.07314.35
5.3.210.0100.07314.58
5.3.200.0070.06314.50
5.3.190.0070.06014.50
5.3.180.0030.05714.54
5.3.170.0030.04314.51
5.3.160.0070.05014.50
5.3.150.0030.06014.38
5.3.140.0100.05314.45
5.3.130.0030.07714.42
5.3.120.0000.04314.46
5.3.110.0170.06714.44
5.3.100.0030.07713.96
5.3.90.0030.04014.03
5.3.80.0030.07713.96
5.3.70.0000.08313.98
5.3.60.0100.06014.02
5.3.50.0070.07713.91
5.3.40.0000.06013.89
5.3.30.0000.04713.86
5.3.20.0130.06313.72
5.3.10.0070.03313.58
5.3.00.0030.03713.61
5.2.170.0030.06711.29
5.2.160.0000.06711.15
5.2.150.0070.06010.96
5.2.140.0070.02711.03
5.2.130.0030.04710.98
5.2.120.0030.05711.09
5.2.110.0030.02711.25
5.2.100.0100.05711.04
5.2.90.0030.05710.98
5.2.80.0070.06311.02
5.2.70.0030.05711.17
5.2.60.0070.03311.20
5.2.50.0000.03010.95
5.2.40.0000.03010.93
5.2.30.0030.02710.79
5.2.20.0030.03711.04
5.2.10.0030.03010.81
5.2.00.0000.03010.71
5.1.60.0030.0239.98
5.1.50.0000.0279.97
5.1.40.0000.0279.87
5.1.30.0000.02710.34
5.1.20.0030.02310.37
5.1.10.0000.02710.06
5.1.00.0070.02710.07
5.0.50.0000.0208.45
5.0.40.0030.0178.46
5.0.30.0000.0338.20
5.0.20.0030.0178.24
5.0.10.0070.0138.13
5.0.00.0000.0308.15
4.4.90.0030.0208.05
4.4.80.0030.0308.05
4.4.70.0000.0208.05
4.4.60.0000.0178.05
4.4.50.0030.0138.05
4.4.40.0000.0308.05
4.4.30.0000.0208.05
4.4.20.0030.0138.05
4.4.10.0000.0178.05
4.4.00.0000.0238.05
4.3.110.0000.0178.05
4.3.100.0030.0138.05
4.3.90.0000.0138.05
4.3.80.0070.0178.05
4.3.70.0000.0138.05
4.3.60.0000.0178.05
4.3.50.0000.0178.05
4.3.40.0000.0238.05
4.3.30.0000.0138.05
4.3.20.0000.0138.05
4.3.10.0000.0138.05
4.3.00.0000.0178.05

preferences:
45.1 ms | 400 KiB | 5 Q