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run code in 300+ PHP versions simultaneously
<?php $array = array( 'Foo' => NULL ); for( $i = 0; $i <= 10000; $i += 1 ) { var_dump( isset( $array['Foo'] ) ); }

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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)
8.3.110.0060.00620.94
8.3.100.0060.00624.06
8.3.90.0030.00726.77
8.3.80.0080.00320.25
8.3.70.0160.00616.63
8.3.60.0100.00716.50
8.3.50.0190.00521.91
8.3.40.0140.00718.62
8.3.30.0190.00319.27
8.3.20.0070.00420.07
8.3.10.0090.00021.75
8.3.00.0060.00317.90
8.2.230.0030.00722.58
8.2.220.0060.00637.54
8.2.210.0030.00626.77
8.2.200.0080.00316.63
8.2.190.0140.00416.73
8.2.180.0130.01318.29
8.2.170.0090.00922.96
8.2.160.0110.00720.47
8.2.150.0070.00324.18
8.2.140.0000.01024.66
8.2.130.0080.00426.16
8.2.120.0070.00320.91
8.2.110.0140.00021.04
8.2.100.0070.00717.91
8.2.90.0000.00920.42
8.2.80.0060.00317.97
8.2.70.0060.00318.04
8.2.60.0060.00318.04
8.2.50.0060.00318.10
8.2.40.0040.00820.38
8.2.30.0060.00318.00
8.2.20.0030.00617.73
8.2.10.0030.00617.97
8.2.00.0060.00317.55
8.1.290.0080.00418.88
8.1.280.0150.00425.92
8.1.270.0070.00423.96
8.1.260.0030.00726.35
8.1.250.0070.00328.09
8.1.240.0110.00022.66
8.1.230.0100.00320.97
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0070.00717.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0040.00418.57
8.1.160.0080.00318.88
8.1.150.0060.00318.80
8.1.140.0060.00317.37
8.1.130.0030.00519.23
8.1.120.0000.00817.45
8.1.110.0050.00417.38
8.1.100.0000.00817.47
8.1.90.0040.00417.45
8.1.80.0040.00417.46
8.1.70.0040.00417.40
8.1.60.0090.00017.52
8.1.50.0030.00617.40
8.1.40.0040.00417.34
8.1.30.0030.00717.56
8.1.20.0000.00817.49
8.1.10.0080.00017.55
8.1.00.0040.00417.55
8.0.300.0080.00019.79
8.0.290.0030.00616.58
8.0.280.0040.00418.30
8.0.270.0000.00916.75
8.0.260.0030.00716.76
8.0.250.0030.00516.82
8.0.240.0000.00816.84
8.0.230.0050.00316.71
8.0.220.0040.00416.59
8.0.210.0040.00416.70
8.0.200.0040.00416.74
8.0.190.0080.00016.76
8.0.180.0080.00016.68
8.0.170.0030.00616.78
8.0.160.0030.00616.88
8.0.150.0040.00416.60
8.0.140.0030.00516.68
8.0.130.0000.00813.29
8.0.120.0040.00716.75
8.0.110.0060.00316.68
8.0.100.0000.00816.52
8.0.90.0040.00416.53
8.0.80.0140.01116.68
8.0.70.0080.00016.57
8.0.60.0030.00516.68
8.0.50.0000.00816.70
8.0.30.0240.00916.87
8.0.20.0230.01417.40
8.0.10.0040.00416.68
8.0.00.0200.00916.55
7.4.330.0030.00315.11
7.4.320.0080.00016.40
7.4.300.0030.00516.41
7.4.290.0080.00016.32
7.4.280.0030.00616.32
7.4.270.0050.00316.41
7.4.260.0040.00416.37
7.4.250.0030.00616.35
7.4.240.0020.00816.39
7.4.230.0040.00416.31
7.4.220.0130.02016.50
7.4.210.0100.01316.43
7.4.200.0040.00416.44
7.4.160.0210.01516.27
7.4.150.0130.01617.40
7.4.140.0160.01817.86
7.4.130.0210.01616.46
7.4.120.0170.01016.30
7.4.110.0120.01916.36
7.4.100.0210.00916.21
7.4.90.0180.01516.15
7.4.80.0200.02419.39
7.4.70.0130.01316.41
7.4.60.0120.01916.21
7.4.50.0070.00416.35
7.4.40.0100.01716.33
7.4.30.0090.01916.39
7.3.330.0000.00913.09
7.3.320.0060.00013.18
7.3.310.0050.00316.17
7.3.300.0000.00816.03
7.3.290.0070.01416.18
7.3.280.0150.01316.14
7.3.270.0170.01317.40
7.3.260.0200.01416.27
7.3.250.0150.01816.09
7.3.240.0380.02216.19
7.3.230.0160.01016.39
7.3.210.0140.01416.17
7.3.200.0160.01619.39
7.3.190.0130.02316.12
7.3.180.0190.01016.43
7.3.170.0060.02216.33
7.3.160.0140.01416.23
7.2.330.0190.01916.46
7.2.320.0170.01716.31
7.2.310.0160.01016.43
7.2.300.0210.00816.61
7.2.290.0190.01216.35
7.2.100.2410.00314.46
7.2.90.3310.00614.43
7.2.80.0110.01714.25
7.2.70.0150.00914.86
7.2.60.2680.00614.98
7.2.50.2550.01114.91
7.2.40.0210.01814.94
7.2.30.1850.00614.71
7.2.20.1770.00614.26
7.2.10.0170.01214.98
7.2.00.2330.00914.81
7.1.220.0400.01013.81
7.1.210.0250.00813.70
7.1.200.0170.00813.91
7.1.190.0100.01313.92
7.1.180.0190.00014.00
7.1.170.1830.00713.72
7.1.160.2660.00913.98
7.1.150.1800.01413.65
7.1.140.0170.00813.61
7.1.130.2080.00313.63
7.1.120.1730.00013.85
7.1.110.1710.00713.61
7.1.100.1430.01313.61
7.1.90.2580.01013.71
7.1.80.2630.01213.97
7.1.70.2310.00813.83
7.1.60.3030.02131.80
7.1.50.3050.01431.79
7.1.40.2470.00331.95
7.1.30.3390.00631.96
7.1.20.2510.01232.05
7.1.10.2500.00813.97
7.1.00.2270.00313.61
7.0.310.0850.00413.61
7.0.300.1800.01013.61
7.0.290.2760.00313.61
7.0.280.2550.01113.61
7.0.270.1800.00413.61
7.0.260.1520.01013.61
7.0.250.1290.01013.61
7.0.240.2010.00813.61
7.0.230.0110.01313.61
7.0.220.0280.00013.61
7.0.210.2530.01313.61
7.0.200.2850.00713.61
7.0.190.0540.00313.61
7.0.180.0150.01213.61
7.0.170.3400.00613.61
7.0.160.1400.01213.61
7.0.150.2170.00313.61
7.0.140.1810.00313.61
7.0.130.0750.00613.64
7.0.120.0170.00813.61
7.0.110.1780.01213.67
7.0.100.1510.00013.63
7.0.90.2020.00313.61
7.0.80.1570.00013.61
7.0.70.1270.00913.61
7.0.60.1100.00613.61
7.0.50.1370.01313.61
7.0.40.0220.00513.61
7.0.30.1310.01513.66
7.0.20.1230.00313.61
7.0.10.0110.01113.61
7.0.00.0660.00513.61
5.6.380.0130.00514.17
5.6.370.0160.00814.30
5.6.360.0170.00414.16
5.6.350.0110.00714.30
5.6.340.0170.00713.84
5.6.330.0140.01113.90
5.6.320.0150.00814.14
5.6.310.0110.01414.04
5.6.300.0090.00914.14
5.6.290.0090.01214.38
5.6.280.0210.00314.00
5.6.270.0160.00614.40
5.6.260.0120.00914.38
5.6.250.0240.00014.09
5.6.240.0100.01614.14
5.6.230.0200.00014.27
5.6.220.0070.01514.14
5.6.210.0070.01813.92
5.6.200.0200.00514.07
5.6.190.0160.00814.34
5.6.180.0110.00814.13
5.6.170.0110.00814.05
5.6.160.0140.00814.26
5.6.150.0170.01114.08
5.6.140.0100.00913.94
5.6.130.0120.00914.35
5.6.120.0180.00314.24
5.6.110.0100.00814.34
5.6.100.0130.00614.09
5.6.90.0160.00414.08
5.6.80.0110.01113.97
5.6.70.0170.00314.09
5.6.60.0140.00513.91
5.6.50.0160.00714.33
5.6.40.0060.01214.12
5.6.30.0180.00014.26
5.6.20.0070.01114.16
5.6.10.0120.00914.26
5.6.00.0230.00014.16
5.5.380.0070.01113.61
5.5.370.0190.01413.61
5.5.360.0070.00713.61
5.5.350.0060.00613.61
5.5.340.0140.00313.61
5.5.330.0130.00413.61
5.5.320.0100.00713.61
5.5.310.0070.01013.61
5.5.300.0000.01813.61
5.5.290.0050.01013.61
5.5.280.0090.00913.61
5.5.270.0060.00913.61
5.5.260.0090.00913.61
5.5.250.0110.00413.61
5.5.240.0120.00313.61
5.5.230.0070.00713.61
5.5.220.0120.00213.61
5.5.210.0180.00013.61
5.5.200.0150.00013.61
5.5.190.0090.00513.61
5.5.180.0090.00913.61
5.5.170.0100.01013.91
5.5.160.0110.01513.61
5.5.150.0130.00313.61
5.4.450.0170.00013.61
5.4.440.0000.01613.61
5.4.430.0100.00613.61
5.4.420.0150.00013.61
5.4.410.0080.00813.61
5.4.400.0090.00613.61
5.4.390.0070.01213.61
5.4.380.0040.01513.61
5.4.370.0120.00313.61
5.4.360.0160.00413.61
5.4.350.0130.00313.61
5.4.340.0130.00513.61
5.4.330.0080.00813.61
5.4.320.0110.00813.61
5.3.290.0050.01013.61

preferences:
26.88 ms | 403 KiB | 5 Q