3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3]; foreach($a as $k=>&$v){ $v += 1; } var_dump($a); $v = 0; var_dump($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)
8.3.60.0140.00718.18
8.3.50.0150.00618.03
8.3.40.0100.00718.44
8.3.30.0090.00918.59
8.3.20.0040.00419.21
8.3.10.0070.00021.60
8.3.00.0080.00019.56
8.2.180.0100.01018.25
8.2.170.0040.01122.96
8.2.160.0110.00419.21
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00422.10
8.2.120.0100.01026.35
8.2.110.0000.00921.02
8.2.100.0040.00817.91
8.2.90.0050.00319.17
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0080.00018.04
8.2.50.0000.00818.10
8.2.40.0040.00420.61
8.2.30.0050.00319.30
8.2.20.0050.00218.15
8.2.10.0070.00018.12
8.2.00.0040.00418.21
8.1.280.0070.01125.92
8.1.270.0050.00322.02
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0000.00921.37
8.1.230.0110.00019.16
8.1.220.0050.00317.79
8.1.210.0090.00018.77
8.1.200.0000.01017.48
8.1.190.0040.00417.41
8.1.180.0050.00318.10
8.1.170.0030.00518.59
8.1.160.0000.00818.94
8.1.150.0000.00720.04
8.1.140.0070.00019.46
8.1.130.0070.00018.90
8.1.120.0030.00417.47
8.1.110.0030.00517.50
8.1.100.0030.00617.46
8.1.90.0000.00717.49
8.1.80.0070.00017.43
8.1.70.0040.00417.35
8.1.60.0040.00817.60
8.1.50.0000.00817.49
8.1.40.0030.00617.41
8.1.30.0000.00817.63
8.1.20.0000.00917.63
8.1.10.0060.00317.46
8.1.00.0000.00917.34
8.0.300.0040.00419.89
8.0.290.0000.00916.63
8.0.280.0000.00718.44
8.0.270.0030.00517.16
8.0.260.0000.00718.92
8.0.250.0070.00016.84
8.0.240.0030.00516.87
8.0.230.0050.00216.98
8.0.220.0030.00316.87
8.0.210.0030.00616.74
8.0.200.0000.00716.93
8.0.190.0030.00716.94
8.0.180.0040.00416.90
8.0.170.0020.00516.91
8.0.160.0000.00716.85
8.0.150.0000.00716.79
8.0.140.0040.00416.79
8.0.130.0030.00313.29
8.0.120.0070.00016.84
8.0.110.0000.00816.91
8.0.100.0000.00816.86
8.0.90.0000.00816.84
8.0.80.0150.00016.83
8.0.70.0000.00716.93
8.0.60.0000.00816.93
8.0.50.0040.00416.70
8.0.30.0150.00617.02
8.0.20.0080.01017.40
8.0.10.0050.00217.02
8.0.00.0060.01216.79
7.4.330.0030.00315.55
7.4.320.0060.00016.50
7.4.300.0000.00616.59
7.4.290.0030.00316.45
7.4.280.0000.00816.50
7.4.270.0030.00316.51
7.4.260.0030.00316.60
7.4.250.0050.00216.38
7.4.240.0000.00716.54
7.4.230.0000.00716.41
7.4.220.0090.00916.39
7.4.210.0130.00316.52
7.4.200.0070.00016.66
7.4.160.0110.00716.49
7.4.150.0120.00717.40
7.4.140.0110.00817.86
7.4.130.0070.01416.56
7.4.120.0110.00716.50
7.4.110.0150.00616.40
7.4.100.0070.01016.25
7.4.90.0080.00816.36
7.4.80.0060.01019.39
7.4.70.0030.01416.48
7.4.60.0030.01416.53
7.4.50.0100.00716.41
7.4.40.0080.00816.45
7.4.30.0090.01216.46
7.4.00.0070.01114.77
7.3.330.0030.00313.19
7.3.320.0030.00313.13
7.3.310.0030.00316.25
7.3.300.0000.00716.22
7.3.290.0030.00616.04
7.3.280.0080.01016.25
7.3.270.0030.01317.40
7.3.260.0090.01116.29
7.3.240.0080.00816.28
7.3.230.0060.01316.47
7.3.210.0100.00716.24
7.3.200.0060.01216.43
7.3.190.0060.01116.41
7.3.180.0070.01016.50
7.3.170.0000.01616.36
7.3.160.0030.01316.20
7.3.120.0030.01314.59
7.3.110.0080.00614.66
7.3.100.0120.00314.79
7.3.90.0040.01115.00
7.3.80.0070.00414.96
7.3.70.0060.00914.80
7.3.60.0030.00714.63
7.3.50.0030.00714.69
7.3.40.0030.01014.71
7.3.30.0060.00614.74
7.3.20.0030.01016.36
7.3.10.0090.00016.52
7.3.00.0040.01116.58
7.2.330.0120.00616.43
7.2.320.0120.00616.57
7.2.310.0170.00016.59
7.2.300.0120.01016.46
7.2.290.0110.01116.42
7.2.250.0000.01915.16
7.2.240.0110.00714.96
7.2.230.0150.00014.89
7.2.220.0110.00414.80
7.2.210.0060.00615.22
7.2.200.0060.00614.93
7.2.190.0000.01414.79
7.2.180.0000.01515.02
7.2.170.0020.00714.87
7.2.160.0060.00614.93
7.2.150.0120.00416.74
7.2.140.0090.00316.68
7.2.130.0100.00716.88
7.2.120.0110.00316.85
7.2.110.0070.01116.52
7.2.100.0040.01116.97
7.2.90.0060.00916.86
7.2.80.0000.01316.68
7.2.70.0100.00716.79
7.2.60.0070.00816.86
7.2.50.0070.00716.80
7.2.40.0070.00717.02
7.2.30.0030.01216.93
7.2.20.0070.01016.93
7.2.10.0030.00916.91
7.2.00.0070.01116.70
7.1.330.0120.00315.65
7.1.320.0100.00715.82
7.1.310.0080.00815.70
7.1.300.0040.00815.70
7.1.290.0000.01215.83
7.1.280.0030.00515.85
7.1.270.0070.00715.84
7.1.260.0110.00415.84
7.1.250.0060.00615.80
7.1.240.0100.00315.91
7.1.230.0000.01515.46
7.1.220.0030.00615.88
7.1.210.0060.00615.66
7.1.200.0090.00415.89
7.1.190.0090.00615.68
7.1.180.0090.00315.88
7.1.170.0050.00515.91
7.1.160.0000.00815.80
7.1.150.0070.00715.98
7.1.140.0080.00315.80
7.1.130.0090.00615.82
7.1.120.0060.00615.74
7.1.110.0050.00515.52
7.1.100.0030.00715.84
7.1.90.0030.00615.98
7.1.80.0000.01215.93
7.1.70.0020.00616.54
7.1.60.0030.00616.56
7.1.50.0900.00824.45
7.1.40.0830.01124.14
7.1.30.0510.00624.18
7.1.20.0600.00824.15
7.1.10.0720.01215.27
7.1.00.0700.00815.20
7.0.330.0060.00615.40
7.0.320.0040.01115.52
7.0.310.0060.00615.55
7.0.300.0000.01315.18
7.0.290.0130.00015.35
7.0.280.0100.00315.36
7.0.270.0090.00315.42
7.0.260.0000.00815.48
7.0.250.0030.00915.12
7.0.240.0030.00615.59
7.0.230.0030.01315.66
7.0.220.0060.00615.25
7.0.210.0040.00815.42
7.0.200.0050.00716.18
7.0.190.0500.00815.03
7.0.180.0890.00715.00
7.0.170.0520.00314.86
7.0.160.0640.00614.78
7.0.150.0910.00715.02
7.0.140.0880.00714.77
7.0.130.0870.01015.06
7.0.120.0780.00814.89
7.0.110.0740.00914.81
7.0.100.0650.00514.94
7.0.90.0540.00514.96
7.0.80.0500.01114.88
7.0.70.0600.00514.80
7.0.60.0470.01014.89
7.0.50.0510.00614.91
7.0.40.1000.00914.09
7.0.30.0720.01213.95
7.0.20.0900.00913.93
7.0.10.0670.01214.01
7.0.00.0700.00713.88
5.6.400.0030.01014.50
5.6.390.0070.00714.65
5.6.380.0100.00314.72
5.6.370.0140.00014.57
5.6.360.0060.00614.36
5.6.350.0000.01114.49
5.6.340.0030.01014.43
5.6.330.0070.00713.94
5.6.320.0000.01114.02
5.6.310.0000.00914.60
5.6.300.0040.00413.98
5.6.290.0060.00614.03
5.6.280.0070.00414.38
5.6.270.0060.00314.18
5.6.260.0070.00314.50
5.6.250.0100.00314.50
5.6.240.0090.00014.31
5.6.230.0000.01514.26
5.6.220.0000.01414.47
5.6.210.0040.00814.13
5.6.200.0060.00614.59
5.6.190.0080.00014.20
5.6.180.0030.00914.27
5.6.170.0050.00514.37
5.6.160.0040.01114.27
5.6.150.0030.01014.24
5.6.140.0030.01014.27
5.6.130.0000.00914.32
5.6.120.0060.00314.39
5.6.110.0110.00014.23
5.6.100.0070.00714.41
5.6.90.0100.00014.24
5.6.80.0040.01114.29
5.6.70.0000.01614.19
5.6.60.0040.01114.07
5.6.50.0000.01014.32
5.6.40.0100.00314.01
5.6.30.0000.01114.01
5.6.20.0100.00014.07
5.6.10.0030.01014.29
5.6.00.0140.00014.27

preferences:
154.67 ms | 400 KiB | 5 Q