3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 'bar'; $GLOBALS[false] = 'foo'; var_dump($GLOBALS); echo $${''};

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)
8.3.40.0120.00318.74
8.3.30.0110.00718.54
8.3.20.0060.00320.22
8.3.10.0070.00021.91
8.3.00.0000.00819.09
8.2.170.0110.00422.96
8.2.160.0080.00620.24
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0060.00320.36
8.2.120.0080.00026.35
8.2.110.0100.00020.99
8.2.100.0070.00418.03
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0050.00517.92
8.2.50.0000.00818.07
8.2.40.0080.00021.05
8.2.30.0030.00520.54
8.2.20.0040.00417.64
8.2.10.0000.00718.01
8.2.00.0070.00018.05
8.1.270.0000.00824.02
8.1.260.0000.00828.09
8.1.250.0080.00028.09
8.1.240.0030.00620.96
8.1.230.0060.00617.66
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0060.00317.25
8.1.190.0000.00717.39
8.1.180.0070.00018.10
8.1.170.0000.00918.72
8.1.160.0070.00022.07
8.1.150.0080.00018.88
8.1.140.0050.00519.57
8.1.130.0030.00317.73
8.1.120.0030.00417.47
8.1.110.0050.00317.49
8.1.100.0070.00017.38
8.1.90.0080.00017.46
8.1.80.0000.00817.41
8.1.70.0030.00317.31
8.1.60.0040.00417.47
8.1.50.0000.00817.53
8.1.40.0000.00917.47
8.1.30.0040.00417.52
8.1.20.0040.00417.61
8.1.10.0040.00417.55
8.1.00.0020.00517.39
8.0.300.0060.00318.77
8.0.290.0000.00816.63
8.0.280.0000.00718.39
8.0.270.0070.00417.16
8.0.260.0070.00017.16
8.0.250.0070.00017.00
8.0.240.0030.00316.91
8.0.230.0040.00416.92
8.0.220.0000.00716.91
8.0.210.0030.00616.92
8.0.200.0030.00316.96
8.0.190.0000.00816.92
8.0.180.0000.00716.88
8.0.170.0040.00416.94
8.0.160.0000.00816.91
8.0.150.0000.01016.93
8.0.140.0040.00416.85
8.0.130.0040.00513.37
8.0.120.0060.00316.89
8.0.110.0000.00817.01
8.0.100.0050.00216.82
8.0.90.0050.00316.94
8.0.80.0060.00916.96
8.0.70.0040.00416.79
8.0.60.0040.00416.77
8.0.50.0000.00717.05
8.0.30.0130.00617.09
8.0.20.0090.01417.40
8.0.10.0050.00217.02
8.0.00.0130.00616.74
7.4.330.0030.00315.08
7.4.320.0000.00716.61
7.4.300.0030.00316.63
7.4.290.0030.00316.48
7.4.280.0030.00616.59
7.4.270.0040.00716.59
7.4.260.0070.00016.43
7.4.250.0040.00416.47
7.4.240.0050.00216.46
7.4.230.0070.00016.29
7.4.220.0090.01216.54
7.4.210.0140.00316.43
7.4.200.0050.00216.57
7.4.160.0060.01216.31
7.4.150.0130.00617.40
7.4.140.0110.01217.86
7.4.130.0150.01016.57
7.4.120.0080.01116.54
7.4.110.0180.00616.49
7.4.100.0120.00816.59
7.4.90.0070.01116.55
7.4.80.0170.01019.39
7.4.70.0140.00516.41
7.4.60.0070.01016.52
7.4.50.0140.00516.45
7.4.40.0070.01016.44
7.4.30.0030.01416.54
7.4.20.0000.02016.38
7.4.10.0130.00616.71
7.4.00.0080.00815.63
7.3.330.0000.00613.13
7.3.320.0030.00313.11
7.3.310.0020.00516.19
7.3.300.0000.00716.27
7.3.290.0080.00816.22
7.3.280.0090.01116.30
7.3.270.0120.00917.40
7.3.260.0180.00316.41
7.3.250.0150.00516.24
7.3.240.0090.01116.50
7.3.230.0210.00316.39
7.3.210.0110.00816.32
7.3.200.0110.00816.46
7.3.190.0150.00316.33
7.3.180.0080.01016.37
7.3.170.0170.00316.41
7.3.160.0110.00716.23
7.3.150.0100.00716.20
7.3.140.0160.00816.41
7.3.130.0130.00616.39
7.3.120.0140.00316.24
7.3.110.0090.01516.46
7.3.100.0070.01716.30
7.3.90.0070.01516.18
7.3.80.0080.01116.16
7.3.70.0140.00916.42
7.3.60.0120.00916.39
7.3.50.0180.00316.29
7.3.40.0150.01116.41
7.3.30.0080.01716.43
7.3.20.0110.01816.47
7.3.10.0130.00616.21
7.3.00.0180.00016.22
7.2.330.0150.00316.52
7.2.320.0220.00316.74
7.2.310.0080.01016.48
7.2.300.0140.00416.79
7.2.290.0090.00916.49
7.2.280.0120.01216.73
7.2.270.0090.00916.36
7.2.260.0140.00816.62
7.2.250.0080.01216.74
7.2.240.0120.00916.68
7.2.230.0130.00716.38
7.2.220.0150.00916.30
7.2.210.0070.01016.73
7.2.200.0120.00916.69
7.2.190.0070.01716.58
7.2.180.0150.01216.57
7.2.170.0120.00616.59
7.2.160.0150.00416.61
7.2.150.0100.01316.56
7.2.140.0120.01216.59
7.2.130.0060.01216.68
7.2.120.0150.00816.73
7.2.110.0090.00916.55
7.2.100.0090.01816.61
7.2.90.0130.00716.69
7.2.80.0100.01016.57
7.2.70.0150.01116.73
7.2.60.0120.00916.77
7.2.50.0070.01816.49
7.2.40.0210.00316.68
7.2.30.0210.00616.67
7.2.20.0130.01016.69
7.2.10.0040.02016.53
7.2.00.0070.01118.03
7.1.330.0160.00315.41
7.1.320.0100.01015.44
7.1.310.0110.00815.58
7.1.300.0060.01315.41
7.1.290.0140.00515.29
7.1.280.0160.00815.35
7.1.270.0170.00615.34
7.1.260.0090.01515.24
7.1.250.0190.00315.29
7.1.240.0090.01215.32
7.1.230.0000.01715.42
7.1.220.0130.00615.36
7.1.210.0110.00715.24
7.1.200.0060.01315.72
7.1.190.0050.01615.41
7.1.180.0070.01115.38
7.1.170.0120.01215.23
7.1.160.0110.00815.26
7.1.150.0150.00415.38
7.1.140.0120.01215.33
7.1.130.0060.01215.50
7.1.120.0120.00615.29
7.1.110.0090.01115.32
7.1.100.0010.01316.56
7.1.90.0100.00615.45
7.1.80.0030.01315.40
7.1.70.0070.00616.23
7.1.60.0120.01417.46
7.1.50.0120.00916.16
7.1.40.0110.00815.31
7.1.30.0070.01015.23
7.1.20.0040.01815.39
7.1.10.0070.01015.34
7.1.00.0100.03618.89
7.0.330.0290.00315.01
7.0.320.0030.01614.88
7.0.310.0120.00615.10
7.0.300.0090.01515.18
7.0.290.0090.01215.09
7.0.280.0030.01914.76
7.0.270.0060.01515.11
7.0.260.0040.01315.00
7.0.250.0040.01315.05
7.0.240.0100.00715.05
7.0.230.0090.00915.12
7.0.220.0110.00614.99
7.0.210.0070.01014.82
7.0.200.0030.01115.90
7.0.190.0110.00715.07
7.0.180.0070.01115.14
7.0.170.0140.00515.04
7.0.160.0180.00414.98
7.0.150.0090.00915.19
7.0.140.0120.00915.02
7.0.130.0110.00715.11
7.0.120.0100.01315.19
7.0.110.0160.00615.09
7.0.100.0100.00815.31
7.0.90.0110.00814.99
7.0.80.0150.00314.91
7.0.70.0130.01014.93
7.0.60.0050.02717.43
7.0.50.0170.02016.42
7.0.40.0100.02217.73
7.0.30.0190.02217.63
7.0.20.0210.04417.63
7.0.10.0100.03817.57
7.0.00.0060.04317.64
5.6.400.0090.01615.68
5.6.390.0080.01215.95
5.6.380.0070.01315.91
5.6.370.0130.01315.73
5.6.360.0120.01215.85
5.6.350.0080.01315.76
5.6.340.0070.01415.87
5.6.330.0030.02015.83
5.6.320.0130.01015.75
5.6.310.0120.01215.88
5.6.300.0200.00616.02
5.6.290.0110.01415.86
5.6.280.0080.02018.42
5.6.270.0030.01915.72
5.6.260.0130.00715.70
5.6.250.0060.01615.79
5.6.240.0030.01615.63
5.6.230.0060.01915.70
5.6.220.0180.00715.88
5.6.210.0050.04618.23
5.6.200.0120.04316.89
5.6.190.0070.04118.21
5.6.180.0330.03617.95
5.6.170.0170.03018.04
5.6.160.0030.04118.34
5.6.150.0120.03016.87
5.6.140.0130.04217.03
5.6.130.0080.02316.97
5.6.120.0100.03318.43
5.6.110.0100.04818.37
5.6.100.0100.04218.47
5.6.90.0060.03418.44
5.6.80.0070.04818.01
5.6.70.0070.01315.86
5.6.60.0240.00615.63
5.6.50.0090.00915.73
5.6.40.0100.01315.64
5.6.30.0170.01115.80
5.6.20.0060.01315.80
5.6.10.0040.02415.65
5.6.00.0140.01115.71
5.5.380.0150.01215.66
5.5.370.0090.01615.45
5.5.360.0000.01915.59
5.5.350.0150.04518.19
5.5.340.0040.02616.83
5.5.330.0080.02718.11
5.5.320.0040.04717.94
5.5.310.0230.02518.01
5.5.300.0020.04016.87
5.5.290.0060.03616.75
5.5.280.0130.04518.22
5.5.270.0070.02618.27
5.5.260.0120.03818.22
5.5.250.0030.02818.22
5.5.240.0160.04617.92
5.5.230.0160.01015.62
5.5.220.0100.01015.76
5.5.210.0030.02315.62
5.5.200.0150.00615.62
5.5.190.0150.00915.65
5.5.180.0030.01715.86
5.5.170.0090.01515.55
5.5.160.0100.01315.67
5.5.150.0120.01215.79
5.5.140.0110.01115.63
5.5.130.0120.01216.00
5.5.120.0150.01115.66
5.5.110.0130.01315.80
5.5.100.0180.00615.96
5.5.90.0150.00915.60
5.5.80.0070.01715.56
5.5.70.0050.00715.79
5.5.60.0090.00615.42
5.5.50.0120.01215.73
5.5.40.0150.00615.61
5.5.30.0080.01715.82
5.5.20.0080.00415.75
5.5.10.0290.02015.81
5.5.00.0140.01315.84

preferences:
59 ms | 400 KiB | 5 Q