3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = false; echo empty($a['data']['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)
8.3.60.0120.00918.07
8.3.50.0140.00522.76
8.3.40.0070.00718.79
8.3.30.0100.00319.09
8.3.20.0040.00420.22
8.3.10.0040.00421.65
8.3.00.0040.00419.69
8.2.180.0040.01118.16
8.2.170.0150.00022.96
8.2.160.0100.01020.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0100.00017.75
8.2.110.0030.00620.38
8.2.100.0040.00818.28
8.2.90.0030.00719.31
8.2.80.0000.00819.27
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0050.00318.15
8.2.30.0040.00419.34
8.2.20.0000.00717.79
8.2.10.0070.00017.86
8.2.00.0000.00817.54
8.1.280.0070.00725.92
8.1.270.0030.00623.85
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00723.76
8.1.230.0070.00419.07
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0030.00517.28
8.1.180.0030.00618.10
8.1.170.0040.00418.52
8.1.160.0040.00418.77
8.1.150.0040.00418.73
8.1.140.0030.00517.29
8.1.130.0050.00317.73
8.1.120.0000.00717.40
8.1.110.0030.00317.30
8.1.100.0000.00717.36
8.1.90.0070.00017.41
8.1.80.0030.00517.35
8.1.70.0000.00717.40
8.1.60.0000.00917.41
8.1.50.0050.00317.30
8.1.40.0070.00017.49
8.1.30.0030.00517.52
8.1.20.0020.00517.57
8.1.10.0040.00417.58
8.1.00.0040.00417.39
8.0.300.0030.00518.77
8.0.290.0040.00416.93
8.0.280.0000.00718.31
8.0.270.0070.00017.26
8.0.260.0000.00617.18
8.0.250.0000.00716.98
8.0.240.0000.00616.96
8.0.230.0030.00316.84
8.0.220.0020.00516.76
8.0.210.0000.00816.77
8.0.200.0030.00316.84
8.0.190.0000.00816.90
8.0.180.0040.00416.86
8.0.170.0000.00816.92
8.0.160.0040.00416.72
8.0.150.0030.00316.77
8.0.140.0000.00716.77
8.0.130.0030.00313.21
8.0.120.0060.00316.77
8.0.110.0040.00416.88
8.0.100.0000.00716.69
8.0.90.0000.00816.70
8.0.80.0090.00616.78
8.0.70.0050.00216.62
8.0.60.0050.00316.64
8.0.50.0000.00716.88
8.0.30.0150.01216.96
8.0.20.0110.00717.40
8.0.10.0040.00416.93
8.0.00.0090.01016.67
7.4.330.0000.00515.14
7.4.320.0000.00716.42
7.4.300.0070.00016.43
7.4.290.0000.00716.49
7.4.280.0070.00016.38
7.4.270.0030.00316.55
7.4.260.0030.00716.50
7.4.250.0070.00016.41
7.4.240.0020.00616.50
7.4.230.0030.00316.34
7.4.220.0060.01216.48
7.4.210.0100.01016.61
7.4.200.0070.00016.55
7.4.160.0100.01016.57
7.4.150.0150.00317.40
7.4.140.0040.01417.86
7.4.130.0100.00716.55
7.4.120.0150.00516.50
7.4.110.0050.01516.37
7.4.100.0090.00916.37
7.4.90.0070.01016.23
7.4.80.0070.01619.39
7.4.70.0090.00616.51
7.4.60.0110.01116.47
7.4.50.0050.00316.21
7.4.40.0090.00616.39
7.4.30.0030.01316.59
7.4.00.0080.00614.93
7.3.330.0050.00013.09
7.3.320.0020.00213.13
7.3.310.0060.00316.10
7.3.300.0030.00316.22
7.3.290.0060.01016.28
7.3.280.0060.00916.28
7.3.270.0100.00717.40
7.3.260.0110.01216.27
7.3.250.0150.00216.30
7.3.240.0120.00916.48
7.3.230.0140.00316.46
7.3.210.0110.00716.20
7.3.200.0070.01319.39
7.3.190.0100.00616.53
7.3.180.0090.00616.28
7.3.170.0160.00616.43
7.3.160.0040.01216.25
7.3.120.0120.00414.70
7.3.110.0030.01314.84
7.3.100.0070.00715.00
7.3.90.0140.00014.50
7.3.80.0080.00814.91
7.3.70.0090.00614.48
7.3.60.0120.00314.66
7.3.50.0070.00714.75
7.3.40.0030.01314.84
7.3.30.0070.00714.75
7.3.20.0000.01016.39
7.3.10.0040.01116.54
7.3.00.0000.01416.80
7.2.330.0150.00316.54
7.2.320.0030.01316.39
7.2.310.0140.00316.68
7.2.300.0090.00916.61
7.2.290.0090.00816.42
7.2.250.0060.01314.93
7.2.240.0130.00614.98
7.2.230.0070.01014.49
7.2.220.0040.00715.15
7.2.210.0070.01114.83
7.2.200.0030.00914.67
7.2.190.0120.00614.89
7.2.180.0080.00414.81
7.2.170.0070.01014.94
7.2.60.0120.00316.53
7.2.00.0030.00619.32
7.1.330.0000.01415.85
7.1.320.0070.00715.71
7.1.310.0000.01615.60
7.1.300.0100.00715.88
7.1.290.0080.00815.63
7.1.280.0040.00415.73
7.1.270.0070.00715.74
7.1.260.0060.00615.50
7.1.200.0070.00715.80
7.1.100.0080.00518.06
7.1.70.0000.00717.16
7.1.60.0100.01319.34
7.1.50.0070.01416.88
7.1.00.0070.07022.44
7.0.200.0000.01016.85
7.0.140.0070.05322.12
7.0.60.0100.07019.91
7.0.50.0000.04317.88
7.0.40.0100.04020.38
7.0.30.0470.07720.10
7.0.20.0130.04320.18
7.0.10.0070.04020.13
7.0.00.0130.08020.29
5.6.280.0030.07321.07
5.6.210.0030.08720.72
5.6.200.0030.05318.19
5.6.190.0100.05720.58
5.6.180.0270.06320.63
5.6.170.0230.04020.61
5.6.160.0070.08320.32
5.6.150.0100.03718.18
5.6.140.0000.04018.21
5.6.130.0030.07318.17
5.6.120.0000.08020.94
5.6.110.0130.07320.98
5.6.100.0130.07321.00
5.6.90.0230.07321.02
5.6.80.0130.06320.36
5.5.350.0200.07320.51
5.5.340.0100.05318.03
5.5.330.0130.04320.40
5.5.320.0330.07720.30
5.5.310.0200.05020.29
5.5.300.0030.04017.91
5.5.290.0070.08017.99
5.5.280.0170.07720.76
5.5.270.0170.04320.61
5.5.260.0070.08720.63
5.5.250.0100.06020.57
5.5.240.0170.06020.14
5.4.450.0200.04019.28
5.4.440.0300.03019.21
5.4.430.0230.04719.54
5.4.420.0130.05319.25
5.4.410.0100.05718.97
5.4.400.0100.05318.64
5.4.390.0100.05718.56
5.4.380.0130.05318.49
5.4.370.0170.04318.69
5.4.360.0170.04718.76
5.4.350.0100.03713.74
5.4.340.0070.04013.65
5.4.320.0070.04714.17
5.4.310.0170.04014.20
5.4.300.0030.04714.22
5.4.290.0130.04314.13
5.4.280.0100.03714.07
5.4.270.0130.03314.11
5.4.260.0070.03714.02
5.4.250.0030.04014.03
5.4.240.0070.03714.05
5.4.230.0100.03314.05
5.4.220.0000.04014.01
5.4.210.0070.04314.05
5.4.200.0070.04314.11
5.4.190.0070.03714.08
5.4.180.0070.03714.01
5.4.170.0030.04014.09
5.4.160.0170.02714.09
5.4.150.0070.03714.04
5.4.140.0030.04313.79
5.4.130.0100.03713.76
5.4.120.0070.04313.72
5.4.110.0100.04013.87
5.4.100.0130.04313.68
5.4.90.0100.04713.65
5.4.80.0070.03713.68
5.4.70.0030.04313.73
5.4.60.0130.03313.71
5.4.50.0100.03313.82
5.4.40.0030.03713.78
5.4.30.0070.03313.78
5.4.20.0070.03713.80
5.4.10.0200.03013.81
5.4.00.0200.02713.15
5.3.290.0170.03714.58
5.3.280.0030.04314.50
5.3.270.0000.04314.65
5.3.260.0100.03714.46
5.3.250.0070.04014.50
5.3.240.0030.04014.60
5.3.230.0100.03314.52
5.3.220.0100.03714.45
5.3.210.0100.03314.41
5.3.200.0070.05314.53
5.3.190.0000.04714.45
5.3.180.0070.03714.42
5.3.170.0070.04014.61
5.3.160.0000.04314.59
5.3.150.0100.03714.58
5.3.140.0070.03714.60
5.3.130.0000.04314.45
5.3.120.0100.03314.47
5.3.110.0070.03714.42
5.3.100.0100.03314.05
5.3.90.0130.03014.05
5.3.80.0070.03313.93
5.3.70.0100.03313.94
5.3.60.0070.04013.89
5.3.50.0130.03713.93
5.3.40.0070.04013.85
5.3.30.0030.04013.82
5.3.20.0130.03313.60
5.3.10.0070.03713.52
5.3.00.0100.04313.61
5.2.170.0000.03711.03
5.2.160.0000.03711.10
5.2.150.0070.02711.04
5.2.140.0130.02311.00
5.2.130.0100.02711.07
5.2.120.0030.04011.06
5.2.110.0070.03011.02
5.2.100.0100.02311.16
5.2.90.0100.02711.14
5.2.80.0000.03311.09
5.2.70.0030.03311.18
5.2.60.0100.03011.02
5.2.50.0000.04011.11
5.2.40.0000.03310.86
5.2.30.0030.03010.88
5.2.20.0030.03011.02
5.2.10.0030.02710.89
5.2.00.0070.02710.66
5.1.60.0030.02310.00
5.1.50.0000.0309.91
5.1.40.0070.0239.94
5.1.30.0070.02310.24
5.1.20.0100.02010.36
5.1.10.0030.03010.06
5.1.00.0030.02710.03
5.0.50.0030.0208.46
5.0.40.0000.0238.31
5.0.30.0030.0308.33
5.0.20.0000.0208.14
5.0.10.0000.0208.29
5.0.00.0030.0338.19
4.4.90.0000.0205.93
4.4.80.0030.0175.78
4.4.70.0030.0205.91
4.4.60.0030.0175.84
4.4.50.0070.0175.85
4.4.40.0000.0275.78
4.4.30.0070.0135.82
4.4.20.0000.0205.89
4.4.10.0100.0135.85
4.4.00.0030.0305.87
4.3.110.0030.0175.76
4.3.100.0000.0205.81
4.3.90.0070.0175.75
4.3.80.0100.0235.75
4.3.70.0070.0135.84
4.3.60.0000.0175.80
4.3.50.0070.0135.73
4.3.40.0030.0235.68
4.3.30.0030.0174.51
4.3.20.0000.0204.45
4.3.10.0030.0134.50
4.3.00.0030.01316.65

preferences:
41.85 ms | 401 KiB | 5 Q