3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = $v ?? "test"; echo $var;

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)
8.3.40.0120.00318.58
8.3.30.0070.00718.42
8.3.20.0050.00320.04
8.3.10.0000.00820.43
8.3.00.0000.00821.60
8.2.170.0060.01222.96
8.2.160.0160.00322.13
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00320.96
8.2.120.0070.00026.35
8.2.110.0060.00320.53
8.2.100.0090.00319.47
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0090.00017.80
8.2.50.0000.00818.09
8.2.40.0050.00322.18
8.2.30.0080.00019.34
8.2.20.0040.00417.72
8.2.10.0020.00517.96
8.2.00.0000.00718.09
8.1.270.0080.00022.08
8.1.260.0080.00028.09
8.1.250.0070.00028.09
8.1.240.0100.00023.98
8.1.230.0060.00617.52
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0060.00317.13
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0050.00318.44
8.1.160.0040.00420.60
8.1.150.0060.00318.81
8.1.140.0040.00419.42
8.1.130.0050.00317.62
8.1.120.0040.00417.40
8.1.110.0070.00017.38
8.1.100.0050.00317.40
8.1.90.0030.00617.34
8.1.80.0000.00717.34
8.1.70.0070.00017.31
8.1.60.0040.00417.51
8.1.50.0000.00917.41
8.1.40.0000.00817.46
8.1.30.0050.00317.50
8.1.20.0040.00417.43
8.1.10.0000.00717.54
8.1.00.0000.00717.40
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0030.00318.44
8.0.270.0070.00017.31
8.0.260.0000.00617.29
8.0.250.0000.00716.92
8.0.240.0000.00716.96
8.0.230.0040.00416.91
8.0.220.0030.00316.67
8.0.210.0040.00416.70
8.0.200.0060.00016.88
8.0.190.0050.00316.87
8.0.180.0040.00416.88
8.0.170.0050.00216.89
8.0.160.0000.00716.86
8.0.150.0050.00316.78
8.0.140.0000.01116.82
8.0.130.0000.00613.23
8.0.120.0000.00816.74
8.0.110.0000.00716.81
8.0.100.0050.00316.72
8.0.90.0040.00416.75
8.0.80.0100.00616.88
8.0.70.0050.00316.61
8.0.60.0000.00716.93
8.0.50.0000.00716.78
8.0.30.0110.00617.04
8.0.20.0100.00817.40
8.0.10.0000.00716.79
8.0.00.0130.00616.66
7.4.330.0050.00016.67
7.4.320.0030.00316.44
7.4.300.0040.00416.53
7.4.290.0050.00216.41
7.4.280.0050.00516.50
7.4.270.0000.00716.55
7.4.260.0000.00816.45
7.4.250.0070.00016.36
7.4.240.0000.00716.50
7.4.230.0030.00316.53
7.4.220.0250.00916.52
7.4.210.0060.00916.54
7.4.200.0070.00016.38
7.4.160.0070.00716.58
7.4.150.0170.00717.40
7.4.140.0150.00317.86
7.4.130.0100.01016.31
7.4.120.0030.01416.42
7.4.110.0060.01216.33
7.4.100.0090.00816.32
7.4.90.0030.01516.25
7.4.80.0070.01119.39
7.4.70.0150.00016.29
7.4.60.0060.00916.48
7.4.50.0090.00616.39
7.4.40.0100.00716.18
7.4.30.0090.00916.28
7.4.00.0080.00814.78
7.3.330.0050.00013.06
7.3.320.0030.00312.97
7.3.310.0000.00716.14
7.3.300.0040.00416.27
7.3.290.0030.00316.21
7.3.280.0090.00816.20
7.3.270.0170.00317.40
7.3.260.0130.00316.18
7.3.250.0090.00916.49
7.3.240.0070.01016.15
7.3.230.0070.01016.39
7.3.210.0090.01516.10
7.3.200.0090.00616.19
7.3.190.0160.00016.57
7.3.180.0160.00016.14
7.3.170.0040.01216.13
7.3.160.0150.00916.13
7.3.120.0070.01014.70
7.3.110.0000.01714.67
7.3.100.0100.00714.39
7.3.90.0070.01114.69
7.3.80.0060.00914.80
7.3.70.0060.01014.77
7.3.60.0070.01014.69
7.3.50.0100.00714.86
7.3.40.0070.00714.82
7.3.30.0060.00614.69
7.3.20.0050.00816.44
7.3.10.0000.01416.43
7.3.00.0040.00716.62
7.2.330.0150.00316.34
7.2.320.0110.00916.50
7.2.310.0150.00916.56
7.2.300.0110.00516.63
7.2.290.0060.00916.32
7.2.250.0030.01214.97
7.2.240.0070.01114.86
7.2.230.0100.01014.83
7.2.220.0070.00714.79
7.2.210.0090.00614.75
7.2.200.0060.00614.95
7.2.190.0070.00714.91
7.2.180.0040.00814.63
7.2.170.0030.00615.08
7.2.60.0030.01016.87
7.2.00.0070.00719.33
7.1.330.0070.00715.76
7.1.320.0030.00915.49
7.1.310.0060.00915.45
7.1.300.0110.00415.55
7.1.290.0070.00715.57
7.1.280.0100.00715.47
7.1.270.0100.00315.51
7.1.260.0100.00315.68
7.1.200.0030.00915.70
7.1.100.0110.00418.05
7.1.70.0000.01116.96
7.1.60.0040.01919.19
7.1.50.0060.01616.95
7.1.00.0030.07022.37
7.0.200.0320.00014.32
7.0.60.0100.05021.74
7.0.50.0070.08017.84
7.0.40.0030.09020.28
7.0.30.0230.05320.21
7.0.20.0270.08020.12
7.0.10.0170.08020.09
7.0.00.0070.04720.09
5.6.280.0030.03320.98
5.6.210.0100.05020.76
5.6.200.0030.04018.25
5.6.190.0070.08320.43
5.6.180.0300.08020.52
5.6.170.0430.07320.71
5.6.160.0130.07720.54
5.6.150.0070.08018.29
5.6.140.0030.04018.27
5.6.130.0130.07718.25
5.6.120.0030.09321.11
5.6.110.0100.08321.10
5.6.100.0130.05721.13
5.6.90.0130.07720.98
5.6.80.0100.06720.40
5.5.350.0200.03720.40
5.5.340.0070.05718.08
5.5.330.0070.08020.27
5.5.320.0170.04320.34
5.5.310.0200.04020.37
5.5.300.0100.04017.98
5.5.290.0030.05718.04
5.5.280.0130.04020.80
5.5.270.0030.08720.75
5.5.260.0030.08720.75
5.5.250.0100.08020.65
5.5.240.0100.07720.06

preferences:
51.96 ms | 400 KiB | 5 Q