3v4l.org

run code in 300+ PHP versions simultaneously
<?php $oi = "oioioioioi"; $oi2 = $oi; $oi[4] = '2'; var_dump($oi); var_dump($oi2);

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)
8.3.60.0060.01018.31
8.3.50.0110.00418.04
8.3.40.0130.00318.84
8.3.30.0050.01018.63
8.3.20.0060.00319.34
8.3.10.0040.00423.39
8.3.00.0040.00420.61
8.2.180.0070.00718.29
8.2.170.0110.00422.96
8.2.160.0070.00722.13
8.2.150.0070.00024.18
8.2.140.0050.00224.66
8.2.130.0080.00019.82
8.2.120.0080.00026.35
8.2.110.0060.00321.00
8.2.100.0080.00417.89
8.2.90.0000.00918.03
8.2.80.0080.00017.97
8.2.70.0050.00318.05
8.2.60.0000.00818.22
8.2.50.0040.00418.10
8.2.40.0000.00919.33
8.2.30.0040.00419.30
8.2.20.0040.00418.07
8.2.10.0040.00418.21
8.2.00.0080.00017.67
8.1.280.0140.00325.92
8.1.270.0070.00022.14
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00319.13
8.1.230.0080.00322.68
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0070.00417.48
8.1.190.0030.00717.35
8.1.180.0080.00018.10
8.1.170.0050.00318.59
8.1.160.0030.00518.76
8.1.150.0050.00218.87
8.1.140.0000.00722.06
8.1.130.0070.00020.26
8.1.120.0040.00417.46
8.1.110.0060.00317.41
8.1.100.0030.00617.35
8.1.90.0050.00217.45
8.1.80.0030.00517.40
8.1.70.0040.00417.48
8.1.60.0040.00417.55
8.1.50.0080.00017.52
8.1.40.0070.00017.49
8.1.30.0030.00717.60
8.1.20.0000.00717.67
8.1.10.0060.00317.36
8.1.00.0040.00417.45
8.0.300.0040.00419.65
8.0.290.0000.00816.63
8.0.280.0030.00318.38
8.0.270.0000.00717.16
8.0.260.0030.00318.39
8.0.250.0000.00716.90
8.0.240.0030.00316.80
8.0.230.0050.00217.01
8.0.220.0000.00816.84
8.0.210.0000.00716.94
8.0.200.0050.00216.84
8.0.190.0050.00316.95
8.0.180.0030.00516.95
8.0.170.0080.00016.89
8.0.160.0050.00316.77
8.0.150.0100.00016.78
8.0.140.0030.00316.87
8.0.130.0000.00713.20
8.0.120.0040.00416.82
8.0.110.0040.00416.89
8.0.100.0050.00216.75
8.0.90.0000.00816.90
8.0.80.0050.01716.87
8.0.70.0040.00416.75
8.0.60.0040.00416.73
8.0.50.0050.00316.72
8.0.30.0080.01017.14
8.0.20.0160.00617.40
8.0.10.0000.00717.00
8.0.00.0120.00616.56
7.4.330.0050.00015.55
7.4.320.0030.00316.54
7.4.300.0040.00416.46
7.4.290.0000.00716.50
7.4.280.0040.00416.63
7.4.270.0070.00016.51
7.4.260.0070.00016.38
7.4.250.0020.00516.47
7.4.240.0030.00316.53
7.4.230.0030.00316.57
7.4.220.0040.00416.68
7.4.210.0080.00616.61
7.4.200.0030.00316.49
7.4.160.0110.00816.50
7.4.140.0090.01017.86
7.4.130.0120.00616.40
7.4.120.0090.01016.48
7.4.110.0100.01016.55
7.4.100.0060.01216.73
7.4.90.0100.00716.40
7.4.80.0100.00619.39
7.4.70.0100.00616.44
7.4.60.0080.00816.38
7.4.50.0110.00416.30
7.4.40.0000.01616.57
7.4.00.0060.00614.64
7.3.330.0020.00212.99
7.3.320.0000.00513.09
7.3.310.0050.00316.08
7.3.300.0050.00216.15
7.3.290.0070.00016.27
7.3.280.0080.00816.18
7.3.260.0120.00616.33
7.3.240.0120.00816.42
7.3.230.0030.01316.35
7.3.210.0030.01316.28
7.3.200.0130.00316.54
7.3.190.0160.00016.45
7.3.180.0100.00716.52
7.3.170.0150.00616.16
7.3.160.0070.01016.25
7.3.10.0000.01016.63
7.3.00.0070.00716.68
7.2.330.0100.00716.66
7.2.320.0090.00916.23
7.2.310.0080.00816.29
7.2.300.0100.00716.59
7.2.290.0070.01316.47
7.2.130.0080.00016.73
7.2.120.0090.00316.47
7.2.110.0330.00715.56
7.2.100.0320.00715.70
7.2.90.0330.00915.75
7.2.80.0370.00915.45
7.2.70.0410.00815.88
7.2.60.0490.00515.90
7.2.50.0560.00815.66
7.2.40.0260.01115.83
7.2.30.0630.00515.83
7.2.20.0440.00915.58
7.2.10.0410.00815.71
7.2.00.0400.00815.64
7.1.250.0090.00315.82
7.1.230.0620.01013.99
7.1.220.0940.00713.91
7.1.210.0080.00613.80
7.1.200.0630.00313.63
7.1.190.0970.00313.86
7.1.180.0890.00313.52
7.1.170.0820.00713.84
7.1.160.0860.00614.03
7.1.150.1010.00713.61
7.1.140.1120.00013.68
7.1.130.1030.00713.68
7.1.120.0720.00313.41
7.1.110.0720.00913.81
7.1.100.0730.00613.52
7.1.90.0900.00313.48
7.1.80.0730.00713.75
7.1.70.0950.01013.75
7.1.60.1230.00831.63
7.1.50.2300.01331.73
7.1.40.0580.00831.61
7.1.30.0310.01031.66
7.1.20.0560.00931.65
7.1.10.0830.00613.71
7.1.00.0080.00814.08
5.6.380.0110.00714.07

preferences:
56.35 ms | 400 KiB | 5 Q