3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! $var = null; var_dump(empty($var)); $var = false; var_dump(empty($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)
8.3.60.0090.00616.50
8.3.50.0220.01116.34
8.3.40.0040.01118.45
8.3.30.0070.00718.46
8.3.20.0040.00418.39
8.3.10.0060.00318.45
8.3.00.0050.00319.13
8.2.180.0130.00316.32
8.2.170.0090.00622.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0000.00726.16
8.2.120.0080.00020.86
8.2.110.0030.00620.94
8.2.100.0080.00317.72
8.2.90.0030.00519.21
8.2.80.0050.00219.32
8.2.70.0000.00817.38
8.2.60.0000.00917.68
8.2.50.0080.00018.07
8.2.40.0000.00718.03
8.2.30.0030.00518.02
8.2.20.0030.00617.49
8.2.10.0050.00317.61
8.2.00.0030.00517.60
8.1.280.0110.00425.92
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0040.00422.29
8.1.230.0040.00720.82
8.1.220.0000.00817.74
8.1.210.0080.00018.96
8.1.200.0040.00417.23
8.1.190.0030.00617.41
8.1.180.0060.00318.10
8.1.170.0000.00718.72
8.1.160.0090.00018.73
8.1.150.0060.00318.43
8.1.140.0040.00417.35
8.1.130.0040.00419.13
8.1.120.0000.00717.43
8.1.110.0020.00517.34
8.1.100.0000.00717.34
8.1.90.0000.00717.44
8.1.80.0050.00317.38
8.1.70.0070.00017.33
8.1.60.0050.00317.53
8.1.50.0040.00417.29
8.1.40.0080.00017.35
8.1.30.0050.00317.57
8.1.20.0000.00717.50
8.1.10.0040.00417.48
8.1.00.0040.00417.35
8.0.300.0070.00019.90
8.0.290.0070.00016.75
8.0.280.0000.00718.36
8.0.270.0040.00417.08
8.0.260.0030.00316.74
8.0.250.0000.00816.87
8.0.240.0030.00316.86
8.0.230.0040.00416.86
8.0.220.0060.00016.84
8.0.210.0000.00716.81
8.0.200.0000.00716.78
8.0.190.0000.00816.84
8.0.180.0060.00316.71
8.0.170.0080.00016.80
8.0.160.0040.00416.70
8.0.150.0090.00016.71
8.0.140.0030.00616.75
8.0.130.0000.00513.21
8.0.120.0000.00716.79
8.0.110.0000.00716.82
8.0.100.0000.00716.86
8.0.90.0000.00716.65
8.0.80.0000.01516.72
8.0.70.0000.00816.71
8.0.60.0000.00816.70
8.0.50.0000.00716.67
8.0.30.0070.01117.13
8.0.20.0070.01116.92
8.0.10.0000.00716.73
8.0.00.0050.01416.72
7.4.330.0000.00412.99
7.4.320.0060.00016.57
7.4.300.0000.00716.38
7.4.290.0000.00716.43
7.4.280.0040.00416.43
7.4.270.0030.00316.53
7.4.260.0000.00513.18
7.4.250.0000.00816.32
7.4.240.0020.00516.50
7.4.230.0000.00616.32
7.4.220.0130.01016.61
7.4.210.0090.00716.55
7.4.200.0030.00316.38
7.4.190.0070.00016.43
7.4.160.0130.01016.26
7.4.150.0170.00016.35
7.4.140.0130.01616.41
7.4.130.0070.01016.44
7.4.120.0080.01116.36
7.4.110.0060.01316.46
7.4.100.0070.01016.38
7.4.90.0130.00616.52
7.4.80.0060.01519.39
7.4.70.0080.00816.46
7.4.60.0090.00616.39
7.4.50.0060.00616.10
7.4.40.0060.00616.28
7.4.30.0070.01016.32
7.4.00.0080.00914.72
7.3.330.0000.00612.86
7.3.320.0060.00012.89
7.3.310.0060.00016.28
7.3.300.0030.00316.10
7.3.290.0110.00416.18
7.3.280.0100.00616.12
7.3.270.0080.00816.09
7.3.260.0100.00716.23
7.3.250.0140.00416.32
7.3.240.0100.00616.17
7.3.230.0110.00716.20
7.3.210.0090.00916.45
7.3.200.0060.01016.25
7.3.190.0130.00716.28
7.3.180.0080.00816.20
7.3.170.0130.00316.23
7.3.160.0130.00316.17
7.3.120.0110.00514.68
7.3.110.0040.00914.49
7.3.100.0090.00814.69
7.3.90.0070.00814.69
7.3.80.0060.01014.40
7.3.70.0030.01114.61
7.3.60.0060.00814.56
7.3.50.0070.00614.60
7.3.40.0050.00814.41
7.3.30.0030.01214.72
7.3.20.0060.00816.43
7.3.10.0160.00116.43
7.3.00.0110.00716.40
7.2.330.0090.00916.39
7.2.320.0040.01216.49
7.2.310.0100.01116.43
7.2.300.0090.00916.48
7.2.290.0110.01116.31
7.2.250.0030.01515.09
7.2.240.0030.01614.80
7.2.230.0070.01214.72
7.2.220.0100.00914.90
7.2.210.0060.01114.74
7.2.200.0070.00514.70
7.2.190.0000.01014.93
7.2.180.0050.01114.65
7.2.170.0070.00614.77
7.2.160.0070.00414.76
7.2.150.0060.00916.68
7.2.140.0050.00516.50
7.2.130.0080.00916.53
7.2.120.0060.00816.68
7.2.110.0070.00816.53
7.2.100.0060.01016.59
7.2.90.0080.01016.57
7.2.80.0060.01016.72
7.2.70.0090.00816.44
7.2.60.0030.00916.51
7.2.50.0080.00816.63
7.2.40.0050.00816.65
7.2.30.0090.00716.70
7.2.20.0070.00716.56
7.2.10.0090.00716.38
7.2.00.0100.00717.29
7.1.330.0120.00315.52
7.1.320.0110.00515.51
7.1.310.0060.00815.76
7.1.300.0050.00915.67
7.1.290.0060.00615.50
7.1.280.0050.01015.59
7.1.270.0060.00815.73
7.1.260.0070.00515.55
7.1.250.0050.00715.56
7.1.240.0100.00215.63
7.1.230.0020.00815.47
7.1.220.0060.00715.64
7.1.210.0080.00515.39
7.1.200.0060.00415.62
7.1.190.0040.00715.74
7.1.180.0050.00815.58
7.1.170.0040.00915.66
7.1.160.0000.01615.68
7.1.150.0020.01115.76
7.1.140.0090.00315.73
7.1.130.0060.00815.74
7.1.120.0020.01115.52
7.1.110.0070.00615.52
7.1.100.0030.01016.34
7.1.90.0080.00615.58
7.1.80.0030.01115.64
7.1.70.0060.00316.02
7.1.60.0060.01216.92
7.1.50.0100.01121.91
7.1.40.0050.00815.46
7.1.30.0060.00715.68
7.1.20.0070.00615.52
7.1.10.0050.00915.56
7.1.00.0020.03317.82
7.0.330.0060.00515.05
7.0.320.0010.00915.07
7.0.310.0070.00515.03
7.0.300.0050.00815.07
7.0.290.0060.00315.08
7.0.280.0070.00615.18
7.0.270.0060.00615.32
7.0.260.0090.00715.26
7.0.250.0060.00615.20
7.0.240.0070.00815.13
7.0.230.0060.00715.25
7.0.220.0050.00315.19
7.0.210.0050.00715.22
7.0.200.0040.00415.64
7.0.190.0060.00315.25
7.0.180.0060.00815.14
7.0.170.0100.00615.09
7.0.160.0050.00615.16
7.0.150.0050.00715.17
7.0.140.0030.03017.43
7.0.130.0000.01215.36
7.0.120.0060.02617.61
7.0.110.0040.00915.37
7.0.100.0050.00915.16
7.0.90.0020.00915.15
7.0.80.0100.00615.17
7.0.70.0080.00415.16
7.0.60.0080.02416.70
7.0.50.0080.02016.00
7.0.40.0050.02215.49
7.0.30.0180.02015.46
7.0.20.0130.01615.54
7.0.10.0050.03515.45
7.0.00.0040.01715.52
5.6.400.0080.00314.53
5.6.390.0000.01213.93
5.6.380.0080.00514.06
5.6.370.0040.00413.92
5.6.360.0060.00814.16
5.6.350.0070.00513.98
5.6.340.0070.00614.14
5.6.330.0050.00714.19
5.6.320.0050.00913.78
5.6.310.0070.00714.30
5.6.300.0030.01114.41
5.6.290.0020.01214.03
5.6.280.0000.03316.38
5.6.270.0050.01113.65
5.6.260.0070.00714.30
5.6.250.0070.00314.01
5.6.240.0020.01214.10
5.6.230.0070.00614.10
5.6.220.0050.01014.09
5.6.210.0060.02716.31
5.6.200.0060.02315.39
5.6.190.0060.03416.21
5.6.180.0140.02316.24
5.6.170.0160.02916.20
5.6.160.0010.03616.14
5.6.150.0060.02715.46
5.6.140.0070.02615.54
5.6.130.0090.01615.47
5.6.120.0090.02316.37
5.6.110.0040.03516.36
5.6.100.0060.03216.37
5.6.90.0060.03216.46
5.6.80.0060.03016.27
5.6.70.0050.01113.95
5.6.60.0100.00714.06
5.6.50.0120.00614.07
5.6.40.0060.00614.07
5.6.30.0050.00914.09
5.6.20.0020.01314.10
5.6.10.0040.00913.99
5.6.00.0040.00914.15
5.5.380.0040.00612.54
5.5.370.0060.00712.50
5.5.360.0020.01012.43
5.5.350.0050.02815.10
5.5.340.0070.02914.24
5.5.330.0030.02315.12
5.5.320.0120.02015.20
5.5.310.0120.02215.05
5.5.300.0030.02514.21
5.5.290.0080.01814.20
5.5.280.0030.02015.16
5.5.270.0070.02215.22
5.5.260.0060.03615.25
5.5.250.0060.03415.12
5.5.240.0110.03114.93
5.5.230.0060.00712.27
5.5.220.0080.00712.29
5.5.210.0050.00612.57
5.5.200.0030.00812.35
5.5.190.0070.00512.38
5.5.180.0090.00612.36
5.5.170.0070.00512.32
5.5.160.0060.00512.30
5.5.150.0110.00612.42
5.5.140.0040.00812.25
5.5.130.0020.01212.44
5.5.120.0060.00512.39
5.5.110.0080.00312.28
5.5.100.0050.00712.20
5.5.90.0030.00712.27
5.5.80.0020.00712.24
5.5.70.0030.00512.62
5.5.60.0050.00812.46
5.5.50.0020.00912.32
5.5.40.0020.00912.26
5.5.30.0030.00812.20
5.5.20.0090.00512.23
5.5.10.0000.01012.25
5.5.00.0060.01012.21
5.4.450.0020.01714.56
5.4.440.0050.02914.38
5.4.430.0040.01814.38
5.4.420.0070.01614.52
5.4.410.0050.01814.40
5.4.400.0080.02714.30
5.4.390.0090.02514.22
5.4.380.0070.01814.31
5.4.370.0050.02714.38
5.4.360.0050.02014.38
5.4.350.0060.01614.31
5.4.340.0090.01714.14
5.4.330.0120.00311.93
5.4.320.0040.03314.28
5.4.310.0070.02114.34
5.4.300.0050.02614.33
5.4.290.0020.01814.22
5.4.280.0040.01914.07
5.4.270.0030.03114.28
5.4.260.0060.01814.22
5.4.250.0050.03114.27
5.4.240.0050.02114.30
5.4.230.0020.01914.21
5.4.220.0060.02614.37
5.4.210.0040.02914.18
5.4.200.0050.01614.19
5.4.190.0060.02514.33
5.4.180.0060.02014.20
5.4.170.0080.02014.25
5.4.160.0060.02614.25
5.4.150.0060.02114.44
5.4.140.0030.03113.31
5.4.130.0040.02413.36
5.4.120.0100.02313.37
5.4.110.0050.02613.38
5.4.100.0040.03213.41
5.4.90.0020.02413.42
5.4.80.0060.02413.37
5.4.70.0040.01913.27
5.4.60.0040.02113.45
5.4.50.0050.02013.35
5.4.40.0060.02813.52
5.4.30.0060.02713.40
5.4.20.0030.02913.39
5.4.10.0050.02913.42
5.4.00.0090.01913.24
5.3.290.0060.02812.74
5.3.280.0050.01712.67
5.3.270.0060.01812.76
5.3.260.0060.02012.65
5.3.250.0020.03112.64
5.3.240.0070.02712.66
5.3.230.0060.02812.64
5.3.220.0080.02912.59
5.3.210.0070.02812.62
5.3.200.0040.03012.61
5.3.190.0080.01812.62
5.3.180.0020.03012.60
5.3.170.0040.03012.64
5.3.160.0050.01512.69
5.3.150.0040.02412.72
5.3.140.0030.03012.62
5.3.130.0050.02612.62
5.3.120.0020.02912.65
5.3.110.0040.03112.65
5.3.100.0040.02912.42
5.3.90.0100.02312.50
5.3.80.0090.02512.44
5.3.70.0030.02912.47
5.3.60.0040.02812.46
5.3.50.0050.02912.43
5.3.40.0010.02712.42
5.3.30.0070.02812.45
5.3.20.0060.02012.34
5.3.10.0050.01312.32
5.3.00.0050.02412.28
5.2.170.0070.02010.73
5.2.160.0090.03210.66
5.2.150.0010.03810.64
5.2.140.0040.03310.76
5.2.130.0050.03210.59
5.2.120.0050.02410.62
5.2.110.0020.02610.63
5.2.100.0030.02010.63
5.2.90.0030.03310.61
5.2.80.0000.02310.65
5.2.70.0000.02110.64
5.2.60.0060.02010.55
5.2.50.0050.03710.66
5.2.40.0050.03010.58
5.2.30.0050.03310.59
5.2.20.0030.01710.51
5.2.10.0060.02810.47
5.2.00.0050.03310.48
5.1.60.0130.02510.09
5.1.50.0030.03110.09
5.1.40.0040.02910.11
5.1.30.0070.01510.21
5.1.20.0060.03010.29
5.1.10.0040.03010.12
5.1.00.0060.02010.10
5.0.50.0050.0259.37
5.0.40.0040.0219.27
5.0.30.0040.0309.14
5.0.20.0040.0229.25
5.0.10.0030.0139.28
5.0.00.0040.0169.22
4.4.90.0100.0179.09
4.4.80.0080.0129.09
4.4.70.0060.0109.09
4.4.60.0020.0199.09
4.4.50.0040.0209.09
4.4.40.0040.0249.09
4.4.30.0040.0209.09
4.4.20.0030.0189.09
4.4.10.0000.0199.09
4.4.00.0030.0309.09
4.3.110.0050.0189.09
4.3.100.0020.0199.09
4.3.90.0030.0139.09
4.3.80.0030.0139.09
4.3.70.0050.0089.09
4.3.60.0070.0089.09
4.3.50.0050.0089.09
4.3.40.0010.0159.09
4.3.30.0040.0129.09
4.3.20.0020.0119.09
4.3.10.0000.0129.09
4.3.00.0030.0079.09

preferences:
41.99 ms | 401 KiB | 5 Q