3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = ''; var_dump(empty($var));

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)
8.3.60.0140.00018.18
8.3.50.0130.00521.27
8.3.40.0110.00418.63
8.3.30.0070.00718.82
8.3.20.0070.00020.20
8.3.10.0040.00421.98
8.3.00.0080.00022.34
8.2.180.0040.01118.39
8.2.170.0100.00722.96
8.2.160.0140.00319.12
8.2.150.0040.01224.18
8.2.140.0120.00324.66
8.2.130.0000.00826.16
8.2.120.0100.00619.36
8.2.110.0120.00422.15
8.2.100.0150.00519.21
8.2.90.0140.00518.52
8.2.80.0170.00517.85
8.2.70.0140.00817.74
8.2.60.0200.00717.89
8.2.50.0210.00618.02
8.2.40.0160.00817.99
8.2.30.0160.00717.81
8.2.20.0170.00517.77
8.2.10.0200.00317.82
8.2.00.0140.00817.87
8.1.280.0120.00325.92
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0180.00521.06
8.1.230.0180.00518.60
8.1.220.0170.00417.70
8.1.210.0110.00818.51
8.1.200.0140.00517.50
8.1.190.0120.00417.49
8.1.180.0160.00117.92
8.1.170.0140.00317.96
8.1.160.0120.00418.85
8.1.150.0120.00618.43
8.1.140.0120.00617.58
8.1.130.0150.00317.67
8.1.120.0100.00717.63
8.1.110.0120.00517.63
8.1.100.0110.00617.55
8.1.90.0120.00417.64
8.1.80.0120.00417.66
8.1.70.0100.00517.74
8.1.60.0120.00617.65
8.1.50.0140.00517.63
8.1.40.0120.00617.67
8.1.30.0150.00417.81
8.1.20.0170.00517.67
8.1.10.0190.00317.70
8.1.00.0150.00717.52
8.0.300.0160.00817.74
8.0.290.0170.00817.24
8.0.280.0150.00617.61
8.0.270.0150.00717.32
8.0.260.0140.00817.25
8.0.250.0190.00317.29
8.0.240.0170.00417.29
8.0.230.0130.00717.40
8.0.220.0160.00617.19
8.0.210.0100.00817.23
8.0.200.0150.00717.28
8.0.190.0170.00717.26
8.0.180.0140.00517.23
8.0.170.0160.00417.25
8.0.160.0120.00617.25
8.0.150.0160.00317.17
8.0.140.0150.00517.12
8.0.130.0190.00316.41
8.0.120.0180.00317.20
8.0.110.0130.00417.25
8.0.100.0120.00617.25
8.0.90.0110.00617.21
8.0.80.0190.00517.57
8.0.70.0170.00517.25
8.0.60.0170.00517.14
8.0.50.0210.00217.22
8.0.30.0150.00817.24
8.0.20.0150.00817.41
8.0.10.0140.00717.28
8.0.00.0120.00817.90
7.4.330.0130.00416.41
7.4.320.0130.00417.02
7.4.300.0110.00517.58
7.4.290.0110.00417.42
7.4.280.0120.00517.01
7.4.270.0110.00417.47
7.4.260.0140.00217.43
7.4.250.0120.00317.54
7.4.240.0100.00317.27
7.4.230.0100.00517.04
7.4.220.0080.01117.52
7.4.210.0110.00517.19
7.4.200.0090.00617.45
7.4.190.0130.00317.13
7.4.180.0130.00417.89
7.4.160.0140.00317.55
7.4.150.0100.00717.76
7.4.140.0130.00417.89
7.4.130.0130.00616.93
7.4.120.0110.00716.94
7.4.110.0150.00616.90
7.4.100.0150.00717.01
7.4.90.0140.00616.94
7.4.80.0180.00617.50
7.4.70.0120.00816.85
7.4.60.0190.00616.84
7.4.50.0160.00616.81
7.4.40.0150.00916.94
7.4.30.0180.00716.87
7.4.20.0210.00516.93
7.4.10.0180.01017.01
7.4.00.0130.00716.61
7.3.330.0130.00416.54
7.3.320.0160.00416.11
7.3.310.0160.00516.87
7.3.300.0180.00516.92
7.3.290.0140.00916.92
7.3.280.0110.00816.63
7.3.270.0130.00517.17
7.3.260.0150.00516.97
7.3.250.0150.00417.13
7.3.240.0140.00616.80
7.3.230.0130.00716.94
7.3.220.0140.00716.91
7.3.210.0140.00716.75
7.3.200.0160.00417.38
7.3.190.0160.00316.82
7.3.180.0140.00616.69
7.3.170.0150.00616.74
7.3.160.0130.00616.77
7.3.150.0150.00516.94
7.3.140.0170.00317.34
7.3.130.0180.00216.80
7.3.120.0140.00516.19
7.3.110.0120.00616.13
7.3.100.0110.00816.16
7.3.90.0130.00616.11
7.3.80.0090.00916.12
7.3.70.0120.00516.10
7.3.60.0100.00816.17
7.3.50.0100.00716.19
7.3.40.0120.00516.13
7.3.30.0120.00616.14
7.3.20.0170.00616.74
7.3.10.0170.00516.85
7.3.00.0140.00616.82
7.2.340.0110.00817.28
7.2.330.0160.00516.85
7.2.320.0140.00516.89
7.2.310.0130.00616.81
7.2.300.0120.00616.80
7.2.290.0140.00516.81
7.2.280.0140.00917.01
7.2.270.0140.00716.97
7.2.260.0180.00416.93
7.2.250.0150.00516.79
7.2.240.0130.00716.31
7.2.230.0110.00716.65
7.2.220.0110.00816.23
7.2.210.0100.00816.28
7.2.200.0110.00816.54
7.2.190.0120.00716.30
7.2.180.0120.00716.19
7.2.170.0130.00616.19
7.2.160.0090.01016.46
7.2.150.0200.00617.15
7.2.140.0190.00517.20
7.2.130.0190.00717.14
7.2.120.0190.00817.09
7.2.110.0150.00817.10
7.2.100.0280.00617.09
7.2.90.0160.00817.02
7.2.80.0190.00717.13
7.2.70.0210.00717.11
7.2.60.0240.00617.07
7.2.50.0190.00517.06
7.2.40.0190.00617.12
7.2.30.0180.00617.19
7.2.20.0160.00517.15
7.2.10.0170.00517.37
7.2.00.0180.00617.07
7.1.330.0140.00516.55
7.1.320.0110.00616.59
7.1.310.0110.00716.63
7.1.300.0140.00716.59
7.1.290.0140.00516.61
7.1.280.0120.00716.57
7.1.270.0140.00516.52
7.1.260.0110.00616.48
7.1.250.0190.00616.13
7.1.240.0200.00616.17
7.1.230.0160.00916.18
7.1.220.0140.00816.30
7.1.210.0180.00816.21
7.1.200.0200.00716.17
7.1.190.0220.00616.28
7.1.180.0220.00716.16
7.1.170.0190.00616.45
7.1.160.0220.00716.23
7.1.150.0180.00716.25
7.1.140.0150.00716.25
7.1.130.0200.00616.10
7.1.120.0200.00716.11
7.1.110.0230.00416.23
7.1.100.0190.00516.23
7.1.90.0180.00916.18
7.1.80.0200.00416.22
7.1.70.0200.00716.29
7.1.60.0190.00916.77
7.1.50.0180.00716.30
7.1.40.0190.00716.18
7.1.30.0220.00716.23
7.1.20.0250.00716.23
7.1.10.0200.00816.17
7.1.00.0190.01317.05
7.0.330.0140.00615.98
7.0.320.0210.00615.94
7.0.310.0250.00615.93
7.0.300.0220.00615.96
7.0.290.0210.00815.96
7.0.280.0190.00516.01
7.0.270.0190.00815.88
7.0.260.0220.00715.95
7.0.250.0230.00816.02
7.0.240.0220.00616.00
7.0.230.0300.00315.99
7.0.220.0290.00815.86
7.0.210.0200.00716.04
7.0.200.0200.00816.08
7.0.190.0210.00816.10
7.0.180.0210.00515.98
7.0.170.0210.00515.98
7.0.160.0200.00416.07
7.0.150.0200.00615.99
7.0.140.0160.01716.90
7.0.130.0230.00615.99
7.0.120.0180.00716.01
7.0.110.0220.00516.00
7.0.100.0230.01716.45
7.0.90.0200.01816.53
7.0.80.0260.01316.51
7.0.70.0170.01116.58
7.0.60.0170.01316.50
7.0.50.0190.01116.61
7.0.40.0220.01316.29
7.0.30.0210.01816.28
7.0.20.0200.01616.24
7.0.10.0210.01016.26
7.0.00.0180.01516.20
5.6.400.0180.00416.62
5.6.390.0170.00716.71
5.6.380.0140.00615.75
5.6.370.0140.00615.83
5.6.360.0170.00615.84
5.6.350.0170.00615.80
5.6.340.0140.00615.88
5.6.330.0110.00715.86
5.6.320.0120.00715.78
5.6.310.0100.00915.93
5.6.300.0120.00915.87
5.6.290.0110.00915.95
5.6.280.0150.01316.62
5.6.270.0170.00515.90
5.6.260.0150.00615.89
5.6.250.0110.01716.47
5.6.240.0110.01616.56
5.6.230.0130.01316.55
5.6.220.0120.01016.50
5.6.210.0120.01116.59
5.6.200.0110.01216.64
5.6.190.0120.00916.61
5.6.180.0110.01816.60
5.6.170.0110.01516.63
5.6.160.0120.01116.60
5.6.150.0090.01116.63
5.6.140.0100.01116.62
5.6.130.0100.01316.59
5.6.120.0100.01216.61
5.6.110.0100.01316.63
5.6.100.0150.00916.54
5.6.90.0120.01516.57
5.6.80.0130.00916.47
5.6.70.0110.01316.49
5.6.60.0120.01116.50
5.6.50.0120.01016.50
5.6.40.0110.01016.46
5.6.30.0110.01016.45
5.6.20.0110.01116.52
5.6.10.0100.01016.47
5.6.00.0120.01116.46
5.5.380.0130.01615.57
5.5.370.0110.01215.60
5.5.360.0120.01215.48
5.5.350.0120.01215.50
5.5.340.0150.01215.57
5.5.330.0110.01515.54
5.5.320.0140.01315.62
5.5.310.0120.01115.59
5.5.300.0100.01215.65
5.5.290.0090.01215.58
5.5.280.0130.00715.66
5.5.270.0110.01115.58
5.5.260.0090.01115.61
5.5.250.0110.01015.63
5.5.240.0110.01015.55
5.5.230.0130.00915.54
5.5.220.0100.01115.56
5.5.210.0140.00815.50
5.5.200.0100.01315.43
5.5.190.0110.00915.48
5.5.180.0100.01115.44
5.5.170.0150.00314.76
5.5.160.0120.01015.52
5.5.150.0120.01515.46
5.5.140.0070.01515.52
5.5.130.0140.01415.48
5.5.120.0140.01315.48
5.5.110.0120.01315.48
5.5.100.0110.01315.44
5.5.90.0120.01215.59
5.5.80.0090.01115.48
5.5.70.0090.01215.53
5.5.60.0090.01515.56
5.5.50.0100.01515.53
5.5.40.0080.01915.50
5.5.30.0090.01415.58
5.5.20.0080.01715.50
5.5.10.0100.01615.48
5.5.00.0100.01615.49
5.4.450.0080.01214.93
5.4.440.0080.01114.90
5.4.430.0100.01314.96
5.4.420.0080.01014.95
5.4.410.0050.01314.87
5.4.400.0100.00914.90
5.4.390.0080.01114.81
5.4.380.0090.00814.83
5.4.370.0080.01214.81
5.4.360.0100.00914.81
5.4.350.0090.01114.87
5.4.340.0090.01014.84
5.4.330.0100.00314.15
5.4.320.0100.01014.88
5.4.310.0120.00814.83
5.4.300.0110.01314.86
5.4.290.0120.01214.87
5.4.280.0090.01414.87
5.4.270.0070.01914.80
5.4.260.0120.01014.80
5.4.250.0100.01514.88
5.4.240.0080.01614.81
5.4.230.0090.01314.88
5.4.220.0100.01214.85
5.4.210.0080.01314.83
5.4.200.0080.01314.86
5.4.190.0090.01414.82
5.4.180.0090.01314.88
5.4.170.0100.01014.80
5.4.160.0100.01314.82
5.4.150.0100.01414.85
5.4.140.0080.01414.47
5.4.130.0070.01514.43
5.4.120.0080.01114.51
5.4.110.0080.01214.44
5.4.100.0050.01514.46
5.4.90.0080.01314.45
5.4.80.0090.01214.48
5.4.70.0100.01314.45
5.4.60.0080.01614.48
5.4.50.0110.00914.50
5.4.40.0070.01314.47
5.4.30.0080.01414.46
5.4.20.0090.01314.45
5.4.10.0080.01114.44
5.4.00.0080.01414.38
5.3.290.0080.01214.24
5.3.280.0100.01514.20
5.3.270.0100.01514.28
5.3.260.0090.01514.19
5.3.250.0090.01314.25
5.3.240.0100.01314.22
5.3.230.0060.01814.22
5.3.220.0070.01614.18
5.3.210.0070.01714.18
5.3.200.0100.01214.17
5.3.190.0080.01514.24
5.3.180.0100.01414.23
5.3.170.0090.01614.22
5.3.160.0090.01414.25
5.3.150.0120.00914.23
5.3.140.0090.01414.22
5.3.130.0070.01414.17
5.3.120.0100.01514.24
5.3.110.0110.00814.21
5.3.100.0070.01614.14
5.3.90.0090.01314.16
5.3.80.0080.01414.08
5.3.70.0070.01214.11
5.3.60.0070.01214.14
5.3.50.0080.01014.10
5.3.40.0090.01414.10
5.3.30.0110.01114.07
5.3.20.0100.01114.06
5.3.10.0070.01413.97
5.3.00.0080.01514.00

preferences:
48.02 ms | 401 KiB | 5 Q