3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; var_dump($a); $a->test = true; var_dump($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)
8.3.60.0120.00318.43
8.3.50.0070.00716.39
8.3.40.0110.00719.14
8.3.30.0140.00018.91
8.3.20.0040.00420.34
8.3.10.0050.00221.90
8.3.00.0040.00419.79
8.2.180.0110.00718.48
8.2.170.0110.00322.96
8.2.160.0100.01019.27
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0000.00821.11
8.2.120.0040.00426.35
8.2.110.0030.00719.26
8.2.100.0080.00317.78
8.2.90.0040.00419.76
8.2.80.0080.00018.03
8.2.70.0040.00417.49
8.2.60.0040.00417.63
8.2.50.0050.00317.55
8.2.40.0040.00420.39
8.2.30.0040.00420.95
8.2.20.0000.00717.93
8.2.10.0070.00018.05
8.2.00.0040.00418.08
8.1.280.0070.00725.92
8.1.270.0060.00324.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.42
8.1.230.0070.00420.95
8.1.220.0000.00917.74
8.1.210.0030.00918.77
8.1.200.0050.00317.23
8.1.190.0030.00617.36
8.1.180.0030.00518.10
8.1.170.0030.00618.42
8.1.160.0050.00219.06
8.1.150.0000.00818.75
8.1.140.0030.00319.50
8.1.130.0070.00018.82
8.1.120.0040.00417.36
8.1.110.0040.00417.39
8.1.100.0070.00017.42
8.1.90.0000.00717.28
8.1.80.0030.00517.35
8.1.70.0000.00817.41
8.1.60.0070.00017.41
8.1.50.0040.00417.54
8.1.40.0110.00317.37
8.1.30.0040.00417.56
8.1.20.0040.00417.68
8.1.10.0040.00417.57
8.1.00.0000.00717.55
8.0.300.0000.00719.95
8.0.290.0070.00016.63
8.0.280.0070.00018.31
8.0.270.0000.00817.22
8.0.260.0030.00316.82
8.0.250.0000.00816.87
8.0.240.0000.00816.95
8.0.230.0070.00016.88
8.0.220.0030.00316.91
8.0.210.0070.00016.77
8.0.200.0000.00616.79
8.0.190.0000.00816.95
8.0.180.0030.00516.79
8.0.170.0050.00316.80
8.0.160.0000.00816.75
8.0.150.0040.00416.92
8.0.140.0080.00016.82
8.0.130.0000.00613.38
8.0.120.0000.00716.75
8.0.110.0000.00816.93
8.0.100.0040.00416.93
8.0.90.0000.00716.78
8.0.80.0040.01116.87
8.0.70.0040.00416.74
8.0.60.0040.00416.72
8.0.50.0000.00716.79
8.0.30.0100.00816.96
8.0.20.0060.01317.40
8.0.10.0080.00016.84
8.0.00.0030.01316.63
7.4.330.0020.00215.55
7.4.320.0030.00316.45
7.4.300.0030.00316.38
7.4.290.0000.00916.48
7.4.280.0000.00816.48
7.4.270.0000.00616.45
7.4.260.0060.00316.44
7.4.250.0000.00716.30
7.4.240.0080.00016.46
7.4.230.0030.00316.54
7.4.220.0090.01616.55
7.4.210.0040.01216.47
7.4.200.0070.00016.33
7.4.160.0050.01016.58
7.4.150.0050.01417.40
7.4.140.0110.00817.86
7.4.130.0030.01416.38
7.4.120.0130.00716.49
7.4.110.0120.00416.61
7.4.100.0050.01516.40
7.4.90.0100.01016.25
7.4.80.0040.01419.39
7.4.70.0130.00316.59
7.4.60.0100.00616.63
7.4.50.0110.00716.18
7.4.40.0140.00316.43
7.4.30.0090.00916.11
7.4.00.0100.00714.56
7.3.330.0030.00313.13
7.3.320.0060.00013.10
7.3.310.0000.00816.37
7.3.300.0030.00316.30
7.3.290.0100.00516.28
7.3.280.0090.00716.26
7.3.270.0100.00917.40
7.3.260.0060.01016.28
7.3.250.0120.00516.38
7.3.240.0130.00516.20
7.3.230.0120.00916.23
7.3.210.0090.00916.19
7.3.200.0110.00816.54
7.3.190.0070.00916.50
7.3.180.0160.00016.29
7.3.170.0100.00716.42
7.3.160.0080.00816.31
7.3.00.0060.00916.63
7.2.330.0040.01616.54
7.2.320.0100.00716.54
7.2.310.0030.01316.45
7.2.300.0090.00616.61
7.2.290.0130.00316.17
7.2.130.0060.00616.70
7.2.120.0120.00016.57
7.2.110.0080.00416.50
7.2.100.0000.01716.80
7.2.90.0110.00416.63
7.2.80.0040.01116.34
7.2.70.0090.00616.88
7.2.60.0090.00516.75
7.2.50.0110.00716.68
7.2.40.0130.00016.80
7.2.30.0100.00716.66
7.2.20.0030.00916.73
7.2.10.0000.01416.71
7.2.00.0030.00918.05
7.1.250.0070.00715.57
7.1.240.0040.00815.54
7.1.230.0060.00615.61
7.1.220.0060.00315.48
7.1.210.0110.00415.47
7.1.200.0000.01215.54
7.1.190.0090.00015.60
7.1.180.0030.00915.73
7.1.170.0100.00315.79
7.1.160.0070.00315.83
7.1.150.0030.00915.77
7.1.140.0090.00615.41
7.1.130.0070.00715.37
7.1.120.0050.00515.49
7.1.110.0000.01315.55
7.1.100.0040.00816.91
7.1.90.0000.00915.54
7.1.80.0060.00315.66
7.1.70.0120.00416.25
7.1.60.0600.01124.44
7.1.50.0150.01525.28
7.1.40.0220.00924.19
7.1.30.0210.00724.92
7.1.20.0180.01625.04
7.1.10.0350.01415.13
7.1.00.0480.00615.04
7.0.330.0060.00315.20
7.0.320.0000.01114.80
7.0.310.0060.00615.14
7.0.300.0120.00015.25
7.0.290.0060.00915.21
7.0.280.0090.00315.27
7.0.270.0070.00715.11
7.0.260.0050.00515.41
7.0.250.0090.00615.13
7.0.240.0080.00415.04
7.0.230.0030.00715.22
7.0.220.0030.01015.05
7.0.210.0080.00815.25
7.0.200.0490.00614.99
7.0.190.0080.01015.96
7.0.180.0190.01314.85
7.0.170.0060.00915.68
7.0.160.0540.00714.77
7.0.150.0460.01014.70
7.0.140.0530.00714.89
7.0.130.0390.00814.80
7.0.120.0240.01215.07
7.0.110.0280.00714.77
7.0.100.0410.00914.97
7.0.90.0080.01014.79
7.0.80.0070.00915.83
7.0.70.0080.01115.73
7.0.60.0370.01014.80
7.0.50.0370.01314.72
7.0.40.0040.01214.07
7.0.30.0310.01113.96
7.0.20.0100.00614.82
7.0.10.0070.01314.81
7.0.00.0070.01113.93
5.6.380.0070.00314.37

preferences:
50.42 ms | 401 KiB | 5 Q