3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ini_get('memory_limit')); ini_set('memory_limit', '16K'); var_dump(ini_get('memory_limit')); str_repeat('a', 2 << 28);

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)
8.3.70.0070.00716.75
8.3.60.0120.00618.43
8.3.50.0140.00521.22
8.3.40.0090.00618.85
8.3.30.0100.00318.64
8.3.20.0000.00720.07
8.3.10.0080.00021.55
8.3.00.0060.00323.48
8.2.180.0140.00718.29
8.2.170.0090.00622.96
8.2.160.0100.00720.25
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00419.66
8.2.120.0050.00326.35
8.2.110.0060.00322.09
8.2.100.0120.00017.79
8.2.90.0000.00819.13
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0040.00417.91
8.2.50.0000.00818.07
8.2.40.0040.00422.26
8.2.30.0040.00419.18
8.2.20.0040.00417.55
8.2.10.0080.00019.59
8.2.00.0070.00017.93
8.1.280.0090.00625.92
8.1.270.0110.00820.38
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0040.00423.96
8.1.230.0040.00719.21
8.1.220.0030.00617.74
8.1.210.0050.00518.77
8.1.200.0090.00017.10
8.1.190.0030.00617.10
8.1.180.0000.00718.10
8.1.170.0080.00018.57
8.1.160.0000.00720.61
8.1.150.0040.00418.74
8.1.140.0000.00819.43
8.1.130.0000.00717.57
8.1.120.0040.00417.35
8.1.110.0000.00717.17
8.1.100.0070.00017.21
8.1.90.0070.00017.32
8.1.80.0080.00317.34
8.1.70.0030.00317.39
8.1.60.0000.00917.46
8.1.50.0060.00317.38
8.1.40.0040.00417.39
8.1.30.0030.00517.41
8.1.20.0000.00817.43
8.1.10.0040.00417.41
8.1.00.0070.00017.29
8.0.300.0000.00718.77
8.0.290.0050.00216.62
8.0.280.0040.00418.31
8.0.270.0000.00717.18
8.0.260.0060.00017.10
8.0.250.0000.00716.81
8.0.240.0000.00716.88
8.0.230.0030.00316.74
8.0.220.0020.00516.69
8.0.210.0000.00716.70
8.0.200.0030.00316.83
8.0.190.0040.00416.87
8.0.180.0040.00416.90
8.0.170.0060.00316.82
8.0.160.0050.00216.92
8.0.150.0000.00716.85
8.0.140.0030.00316.67
8.0.130.0000.00613.21
8.0.120.0080.00016.81
8.0.110.0090.00016.79
8.0.100.0000.00716.85
8.0.90.0000.00716.71
8.0.80.0090.01216.80
8.0.70.0040.00416.70
8.0.60.0000.00716.82
8.0.50.0040.00416.64
8.0.30.0070.01016.85
8.0.20.0110.00817.40
8.0.10.0000.00716.97
8.0.00.0110.01216.64
7.4.330.0030.00316.67
7.4.320.0030.00316.27
7.4.300.0040.00416.36
7.4.290.0030.00316.51
7.4.280.0000.00916.31
7.4.270.0000.00716.51
7.4.260.0040.00416.34
7.4.250.0050.00216.42
7.4.240.0040.00416.35
7.4.230.0050.00216.34
7.4.220.0110.00616.41
7.4.210.0080.01016.45
7.4.200.0070.00016.25
7.4.160.0080.00816.35
7.4.150.0130.00417.40
7.4.140.0150.00917.86
7.4.130.0100.01016.36
7.4.120.0130.00816.49
7.4.110.0070.01116.30
7.4.100.0160.00616.21
7.4.90.0130.00316.32
7.4.80.0100.01019.39
7.4.70.0140.00416.30
7.4.60.0030.01316.24
7.4.50.0110.00316.20
7.4.40.0150.00316.27
7.4.30.0090.00916.18
7.4.10.0140.00414.85
7.4.00.0060.01314.86
7.3.330.0020.00212.93
7.3.320.0000.00813.05
7.3.310.0030.00516.02
7.3.300.0030.00316.23
7.3.290.0070.00016.14
7.3.280.0070.01016.18
7.3.270.0170.00017.40
7.3.260.0200.02116.42
7.3.250.0110.00816.21
7.3.240.0030.01416.18
7.3.230.0110.00616.46
7.3.210.0100.00716.20
7.3.200.0090.01019.39
7.3.190.0080.01516.16
7.3.180.0140.00716.07
7.3.170.0190.00016.39
7.3.160.0140.00316.30
7.3.130.0070.01014.78
7.3.120.0090.00914.72
7.3.110.0100.00814.56
7.3.100.0090.00614.71
7.3.90.0050.00614.70
7.3.80.0060.00814.85
7.3.70.0050.01114.76
7.3.60.0050.00914.57
7.3.50.0070.00514.53
7.3.40.0060.00814.63
7.3.30.0080.00514.82
7.3.20.0060.00516.57
7.3.10.0080.00816.45
7.3.00.0030.01016.44
7.2.330.0040.01416.46
7.2.320.0060.01016.19
7.2.310.0120.00916.39
7.2.300.0070.01016.53
7.2.290.0140.00716.36
7.2.260.0110.00414.71
7.2.250.0120.00614.79
7.2.240.0100.00814.81
7.2.230.0070.00914.88
7.2.220.0050.00814.75
7.2.210.0090.00415.04
7.2.200.0050.01014.65
7.2.190.0030.01114.75
7.2.180.0000.01214.72
7.2.170.0020.01414.88
7.2.160.0050.00414.81
7.2.150.0070.01016.77
7.2.140.0070.01016.81
7.2.130.0030.01016.52
7.2.120.0070.00716.73
7.2.110.0050.01016.45
7.2.100.0050.00616.46
7.2.90.0060.00716.53
7.2.80.0100.00316.55
7.2.70.0070.00516.82
7.2.60.0050.00916.68
7.2.50.0030.00816.79
7.2.40.0070.00716.75
7.2.30.0070.00716.65
7.2.20.0020.01216.65
7.2.10.0100.00316.76
7.2.00.0040.00917.55
7.1.330.0030.01015.56
7.1.320.0050.00415.71
7.1.310.0050.01015.64
7.1.300.0110.00315.68
7.1.290.0080.00515.57
7.1.280.0030.01015.55
7.1.270.0050.00915.63
7.1.260.0060.00615.63
7.1.250.0030.01015.53
7.1.240.0030.01015.75
7.1.230.0030.01215.50
7.1.220.0080.00315.50
7.1.210.0030.00915.69
7.1.200.0030.00815.63
7.1.190.0030.01215.67
7.1.180.0090.00115.48
7.1.170.0080.00415.40
7.1.160.0020.00915.56
7.1.150.0050.00515.63
7.1.140.0090.00215.71
7.1.130.0070.00615.64
7.1.120.0100.00515.61
7.1.110.0090.00415.81
7.1.100.0070.00616.41
7.1.90.0000.01115.62
7.1.80.0050.00715.64
7.1.70.0070.00316.13
7.1.60.0080.00816.69
7.1.50.0070.00816.04
7.1.40.0050.01115.61
7.1.30.0050.01015.76
7.1.20.0050.00715.70
7.1.10.0040.00715.61
7.1.00.0020.03017.87
7.0.330.0040.01115.00
7.0.320.0030.00614.99
7.0.310.0120.00215.28
7.0.300.0030.00815.06
7.0.290.0070.00515.12
7.0.280.0030.01015.13
7.0.270.0020.01315.29
7.0.260.0070.00915.37
7.0.250.0030.01015.21
7.0.240.0080.00315.26
7.0.230.0020.01215.32
7.0.220.0030.00815.30
7.0.210.0020.00715.27
7.0.200.0020.01015.83
7.0.190.0050.00515.06
7.0.180.0040.00515.11
7.0.170.0040.00515.25
7.0.160.0020.00915.31
7.0.150.0050.00715.20
7.0.140.0070.00915.14
7.0.130.0050.00615.15
7.0.120.0060.00815.39
7.0.110.0000.01215.19
7.0.100.0060.00415.06
7.0.90.0050.00715.36
7.0.80.0060.00715.17
7.0.70.0070.00315.34
7.0.60.0060.01917.34
7.0.50.0080.02316.24
7.0.40.0070.03215.57
7.0.30.0140.02915.69
7.0.20.0170.02715.48
7.0.10.0080.02115.67
7.0.00.0120.02015.52
5.6.400.0070.00714.24
5.6.390.0030.00914.18
5.6.380.0040.00914.31
5.6.370.0040.00614.21
5.6.360.0050.00914.10
5.6.350.0060.00614.18
5.6.340.0000.01014.18
5.6.330.0100.00114.46
5.6.320.0000.01414.01
5.6.310.0080.00514.21
5.6.300.0070.00714.18
5.6.290.0040.00914.13
5.6.280.0020.01516.44
5.6.270.0060.00414.31
5.6.260.0060.00414.19
5.6.250.0040.00914.06
5.6.240.0020.01114.11
5.6.230.0050.00514.00
5.6.220.0050.00714.34
5.6.210.0020.03316.34
5.6.200.0040.01915.49
5.6.190.0080.02816.33
5.6.180.0220.02416.13
5.6.170.0110.03016.30
5.6.160.0110.02816.30
5.6.150.0060.03215.33
5.6.140.0100.02115.56
5.6.130.0080.02915.49
5.6.120.0090.02716.34
5.6.110.0090.03216.36
5.6.100.0030.04016.31
5.6.90.0070.03316.37
5.6.80.0060.02816.22
5.6.70.0050.00813.99
5.6.60.0050.00714.01
5.6.50.0100.00513.96
5.6.40.0070.00514.15
5.6.30.0060.00613.88
5.6.20.0050.00714.13
5.6.10.0050.00614.01
5.6.00.0110.00314.20
5.5.380.0040.00712.63
5.5.370.0040.00512.55
5.5.360.0050.00812.40
5.5.350.0160.02315.13
5.5.340.0030.02414.28
5.5.330.0070.02315.17
5.5.320.0090.02414.99
5.5.310.0110.01715.09
5.5.300.0050.03114.31
5.5.290.0020.03014.26
5.5.280.0060.03015.37
5.5.270.0070.02915.23
5.5.260.0080.02915.27
5.5.250.0080.02915.21
5.5.240.0080.01815.02
5.5.230.0070.00412.43
5.5.220.0080.00212.18
5.5.210.0070.00512.42
5.5.200.0050.00612.44
5.5.190.0070.00212.31
5.5.180.0050.00512.44
5.5.170.0090.00414.09
5.5.160.0030.00812.42
5.5.150.0110.00512.42
5.5.140.0020.01012.21
5.5.130.0030.00912.40
5.5.120.0030.00712.45
5.5.110.0050.00512.30
5.5.100.0050.00712.18
5.5.90.0060.00912.27
5.5.80.0040.00712.39
5.5.70.0110.00012.38
5.5.60.0050.00912.53
5.5.50.0080.00312.44
5.5.40.0100.00212.42
5.5.30.0070.00412.55
5.5.20.0040.00912.17
5.5.10.0040.00712.56
5.5.00.0090.00512.32

preferences:
66.04 ms | 401 KiB | 5 Q