3v4l.org

run code in 300+ PHP versions simultaneously
<?php @eval('!'); # simulate loading a file with a syntax error $_REQUEST['xyz'] = 'pdq'; # even values written after the syntax error will be lost eval('$_REQUEST;'); # later, load a file containing $_REQUEST, causing it to be repopulated var_dump($_REQUEST); # the changes made to $_REQUEST are now lost

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)
8.3.60.0100.00516.88
8.3.50.0040.01721.11
8.3.40.0070.00718.75
8.3.30.0140.00018.80
8.3.20.0040.00420.33
8.3.10.0030.00621.86
8.3.00.0080.00023.53
8.2.180.0100.01018.29
8.2.170.0070.01022.96
8.2.160.0070.00720.35
8.2.150.0030.00624.18
8.2.140.0000.00724.66
8.2.130.0040.00419.63
8.2.120.0040.00426.35
8.2.110.0030.00922.11
8.2.100.0110.00017.93
8.2.90.0000.00819.28
8.2.80.0000.00918.03
8.2.70.0040.00417.63
8.2.60.0060.00317.93
8.2.50.0070.00318.07
8.2.40.0000.00822.30
8.2.30.0000.00819.46
8.2.20.0040.00417.75
8.2.10.0000.00718.13
8.2.00.0000.00818.11
8.1.280.0110.00425.92
8.1.270.0130.01023.82
8.1.260.0080.00428.09
8.1.250.0040.00428.09
8.1.240.0030.00622.53
8.1.230.0080.00418.96
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0090.00017.38
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0040.00420.72
8.1.150.0000.00818.84
8.1.140.0000.00719.43
8.1.130.0040.00417.70
8.1.120.0040.00417.39
8.1.110.0000.00817.37
8.1.100.0040.00417.48
8.1.90.0100.00017.41
8.1.80.0000.00717.30
8.1.70.0000.00817.40
8.1.60.0060.00317.49
8.1.50.0050.00317.37
8.1.40.0000.00817.46
8.1.30.0030.00617.64
8.1.20.0040.00417.46
8.1.10.0000.00917.45
8.1.00.0020.00517.46
8.0.300.0000.00718.77
8.0.290.0030.00516.75
8.0.280.0000.00818.41
8.0.270.0030.00317.18
8.0.260.0000.00617.13
8.0.250.0030.00316.92
8.0.240.0000.00816.96
8.0.230.0050.00216.95
8.0.220.0070.00016.84
8.0.210.0040.00416.86
8.0.200.0030.00317.05
8.0.190.0090.00017.00
8.0.180.0040.00416.81
8.0.170.0070.00016.91
8.0.160.0030.00616.88
8.0.150.0050.00216.96
8.0.140.0070.00216.77
8.0.130.0030.00313.41
8.0.120.0040.00416.97
8.0.110.0000.00716.94
8.0.100.0040.00417.07
8.0.90.0040.00416.91
8.0.80.0040.01416.96
8.0.70.0030.00616.83
8.0.60.0000.00716.86
8.0.50.0080.00017.02
8.0.30.0060.01417.00
8.0.20.0110.01017.40
8.0.10.0040.00416.87
8.0.00.0120.01316.91
7.4.330.0020.00216.77
7.4.320.0030.00316.59
7.4.300.0000.00716.53
7.4.290.0030.00616.53
7.4.280.0000.00916.60
7.4.270.0030.00616.42
7.4.260.0030.00616.50
7.4.250.0040.00416.52
7.4.240.0030.00316.53
7.4.230.0040.00416.54
7.4.220.0060.01216.61
7.4.210.0080.00816.54
7.4.200.0070.00016.50
7.4.160.0030.01816.62
7.4.150.0130.00717.40
7.4.140.0100.01317.86
7.4.130.0070.01216.53
7.4.120.0110.00516.58
7.4.110.0160.00016.40
7.4.100.0060.01016.52
7.4.90.0030.01416.52
7.4.80.0150.00319.39
7.4.70.0090.00816.47
7.4.60.0060.01116.52
7.4.50.0000.01616.24
7.4.40.0080.00816.58
7.4.30.0140.00416.57
7.4.10.0070.01115.14
7.4.00.0050.01214.79
7.3.330.0000.00713.17
7.3.320.0030.00313.06
7.3.310.0070.00016.30
7.3.300.0050.00316.15
7.3.290.0080.00616.27
7.3.280.0080.00816.23
7.3.270.0000.01817.40
7.3.260.0090.00816.35
7.3.250.0090.00716.39
7.3.240.0080.00816.37
7.3.230.0100.00716.52
7.3.210.0100.00716.41
7.3.200.0130.00419.39
7.3.190.0070.01016.19
7.3.180.0070.01016.39
7.3.170.0090.00616.32
7.3.160.0090.00616.32
7.3.130.0150.00314.87
7.3.120.0000.01614.68
7.3.110.0070.00714.94
7.3.100.0100.00614.96
7.3.90.0000.01514.94
7.3.80.0000.01414.68
7.3.70.0090.00614.51
7.3.60.0080.00614.71
7.3.50.0030.01414.98
7.3.40.0030.01314.93
7.3.30.0030.00614.84
7.3.20.0090.00916.79
7.3.10.0070.01016.50
7.3.00.0030.01016.78
7.2.330.0100.00716.71
7.2.320.0200.00616.66
7.2.310.0120.00916.60
7.2.300.0140.00316.37
7.2.290.0090.01216.39
7.2.260.0120.00914.71
7.2.250.0060.01215.13
7.2.240.0040.01115.21
7.2.230.0040.01115.14
7.2.220.0100.00714.72
7.2.210.0040.01414.77
7.2.200.0070.00714.88
7.2.190.0060.00915.01
7.2.180.0090.00914.93
7.2.170.0090.00614.59
7.2.160.0030.00914.85
7.2.150.0070.01016.93
7.2.140.0030.01616.86
7.2.130.0070.01016.95
7.2.120.0090.00616.79
7.2.110.0090.00916.63
7.2.100.0040.00716.64
7.2.90.0090.00417.03
7.2.80.0000.01316.87
7.2.70.0000.00917.01
7.2.60.0090.00416.78
7.2.50.0080.00816.73
7.2.40.0000.01416.64
7.2.30.0030.01016.68
7.2.20.0100.00716.70
7.2.10.0120.00316.98
7.2.00.0030.01218.04
7.1.330.0030.01015.66
7.1.320.0030.01615.65
7.1.310.0060.00315.88
7.1.300.0100.00715.55
7.1.290.0090.00915.71
7.1.280.0000.01315.81
7.1.270.0080.01115.75
7.1.260.0030.01115.70
7.1.250.0100.00315.43
7.1.240.0060.00915.46
7.1.230.0000.00915.49
7.1.220.0000.01115.76
7.1.210.0110.00415.61
7.1.200.0120.00915.77
7.1.190.0080.00415.59
7.1.180.0040.00915.77
7.1.170.0040.00815.52
7.1.160.0090.00315.63
7.1.150.0030.00515.56
7.1.140.0040.00415.42
7.1.130.0070.00715.39
7.1.120.0000.01215.82
7.1.110.0090.00015.65
7.1.100.0040.00716.91
7.1.90.0030.01015.36
7.1.80.0030.00615.52
7.1.70.0060.00916.35
7.1.60.0050.01317.58
7.1.50.0030.01216.31
7.1.40.0090.00015.70
7.1.30.0000.01515.76
7.1.20.0030.00715.64
7.1.10.0030.00915.50
7.1.00.0050.04319.11
7.0.330.0080.00815.29
7.0.320.0070.00315.41
7.0.310.0030.00815.46
7.0.300.0080.00415.07
7.0.290.0060.00615.37
7.0.280.0040.00715.23
7.0.270.0070.00715.36
7.0.260.0030.00915.46
7.0.250.0070.00315.26
7.0.240.0030.01015.52
7.0.230.0040.00715.49
7.0.220.0100.00315.30
7.0.210.0050.00515.16
7.0.200.0140.00814.83
7.0.190.0060.00615.36
7.0.180.0030.01215.31
7.0.170.0000.01415.54
7.0.160.0000.00815.21
7.0.150.0000.00815.27
7.0.140.0040.01115.16
7.0.130.0030.00715.43
7.0.120.0030.01215.54
7.0.110.0090.00615.44
7.0.100.0030.00715.51
7.0.90.0060.00315.27
7.0.80.0000.01215.45
7.0.70.0100.00315.13
7.0.60.0030.04518.42
7.0.50.0090.03316.53
7.0.40.0090.02716.78
7.0.30.0200.04016.81
7.0.20.0210.02716.67
7.0.10.0140.04416.79
7.0.00.0030.02716.82
5.6.400.0070.00714.46
5.6.390.0070.00714.33
5.6.380.0110.00714.51
5.6.370.0040.00714.32
5.6.360.0090.00614.55
5.6.350.0040.00814.55
5.6.340.0080.00314.32
5.6.330.0110.00314.30
5.6.320.0040.00414.57
5.6.310.0080.00414.50
5.6.300.0070.00714.43
5.6.290.0060.00914.23
5.6.280.0070.03817.70
5.6.270.0000.01514.14
5.6.260.0180.00014.11
5.6.250.0060.00914.42
5.6.240.0070.01014.32
5.6.230.0060.00914.52
5.6.220.0030.00614.46
5.6.210.0110.01817.55
5.6.200.0080.04416.42
5.6.190.0080.04017.53
5.6.180.0150.04317.54
5.6.170.0190.03817.48
5.6.160.0070.03817.33
5.6.150.0060.03116.32
5.6.140.0080.02116.33
5.6.130.0080.03616.29
5.6.120.0030.02517.78
5.6.110.0070.02717.71
5.6.100.0070.03317.62
5.6.90.0050.03317.75
5.6.80.0090.02317.30
5.6.70.0000.01414.20
5.6.60.0040.00814.41
5.6.50.0060.00314.33
5.6.40.0070.00314.33
5.6.30.0000.01614.07
5.6.20.0000.01214.12
5.6.10.0060.00314.47
5.6.00.0100.00014.18
5.5.380.0090.00314.26
5.5.370.0040.01214.55
5.5.360.0070.00313.97
5.5.350.0020.04117.33
5.5.340.0050.04516.15
5.5.330.0050.03917.35
5.5.320.0150.03317.25
5.5.310.0170.03617.18
5.5.300.0030.04516.05
5.5.290.0030.04516.22
5.5.280.0070.04517.59
5.5.270.0040.04817.57
5.5.260.0070.03517.64
5.5.250.0070.04017.48
5.5.240.0060.02117.18
5.5.230.0160.00014.12
5.5.220.0060.00614.43
5.5.210.0030.01014.24
5.5.200.0000.01614.23
5.5.190.0090.00614.42
5.5.180.0090.00614.35
5.5.170.0000.01414.24
5.5.160.0030.00614.15
5.5.150.0070.00713.92
5.5.140.0100.00714.20
5.5.130.0030.01014.45
5.5.120.0030.00614.21
5.5.110.0090.00614.14
5.5.100.0050.00513.82
5.5.90.0100.00614.23
5.5.80.0070.01014.06
5.5.70.0070.01014.45
5.5.60.0030.01214.02
5.5.50.0070.00713.98
5.5.40.0080.00414.01
5.5.30.0140.00014.16
5.5.20.0000.01114.40
5.5.10.0030.00714.38
5.5.00.0030.00913.91

preferences:
50.89 ms | 401 KiB | 5 Q