3v4l.org

run code in 300+ PHP versions simultaneously
<?php $zero = '0'; var_dump(empty($zero)); $zerozero = 0.0; var_dump(empty($zerozero));

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)
8.3.40.0080.00818.72
8.3.30.0070.01418.54
8.3.20.0060.00318.35
8.3.10.0060.00320.35
8.3.00.0090.00017.34
8.2.170.0070.01422.96
8.2.160.0070.00720.52
8.2.150.0070.00024.18
8.2.140.0070.01124.66
8.2.130.0000.00826.16
8.2.120.0060.00319.66
8.2.110.0040.00420.87
8.2.100.0070.00717.78
8.2.90.0000.00819.06
8.2.80.0040.00417.91
8.2.70.0000.00917.50
8.2.60.0030.00917.91
8.2.50.0050.00318.07
8.2.40.0070.00018.22
8.2.30.0040.00417.98
8.2.20.0040.00417.53
8.2.10.0040.00417.55
8.2.00.0060.00317.61
8.1.270.0030.01524.66
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0060.00322.57
8.1.230.0070.00420.85
8.1.220.0000.00917.74
8.1.210.0030.00518.79
8.1.200.0030.00617.35
8.1.190.0050.00317.28
8.1.180.0040.00418.10
8.1.170.0050.00318.71
8.1.160.0040.00418.81
8.1.150.0070.00018.44
8.1.140.0080.00017.44
8.1.130.0000.00717.83
8.1.120.0040.00417.38
8.1.110.0030.00617.36
8.1.100.0040.00417.27
8.1.90.0000.00717.27
8.1.80.0000.00717.31
8.1.70.0000.00717.28
8.1.60.0000.00817.50
8.1.50.0040.00417.40
8.1.40.0020.00517.34
8.1.30.0040.00417.47
8.1.20.0000.00817.51
8.1.10.0030.00517.33
8.1.00.0090.00017.37
8.0.300.0030.00519.91
8.0.290.0000.00716.58
8.0.280.0000.00718.29
8.0.270.0000.00717.18
8.0.260.0030.00316.74
8.0.250.0000.00716.93
8.0.240.0000.00816.94
8.0.230.0030.00316.88
8.0.220.0030.00316.71
8.0.210.0030.00316.79
8.0.200.0030.00316.92
8.0.190.0040.00416.82
8.0.180.0000.00716.88
8.0.170.0070.00016.71
8.0.160.0040.00416.78
8.0.150.0040.00416.77
8.0.140.0090.00316.77
8.0.130.0000.00613.21
8.0.120.0000.00816.76
8.0.110.0000.00716.64
8.0.100.0040.00416.77
8.0.90.0040.00416.61
8.0.80.0150.00016.84
8.0.70.0000.00716.73
8.0.60.0050.00216.75
8.0.50.0070.00016.75
8.0.30.0090.00917.13
8.0.20.0090.00917.04
8.0.10.0000.00716.79
8.0.00.0090.01216.59
7.4.330.0060.00012.81
7.4.320.0060.00016.43
7.4.300.0050.00216.55
7.4.290.0000.00716.57
7.4.280.0050.00516.55
7.4.270.0030.00316.38
7.4.260.0030.00313.21
7.4.250.0050.00216.52
7.4.240.0000.00716.52
7.4.230.0080.00016.30
7.4.220.0080.00816.38
7.4.210.0090.00716.50
7.4.200.0000.00716.40
7.4.190.0040.00416.47
7.4.160.0070.01416.34
7.4.150.0110.00716.62
7.4.140.0080.00916.40
7.4.130.0080.00916.35
7.4.120.0080.00816.37
7.4.110.0340.01616.47
7.4.100.0060.01216.43
7.4.90.0140.00316.45
7.4.80.0110.00716.59
7.4.70.0100.00616.42
7.4.60.0100.00616.48
7.4.50.0000.00616.16
7.4.40.0110.00216.27
7.4.30.0100.00516.32
7.4.00.0030.01014.75
7.3.330.0060.00013.01
7.3.320.0020.00212.89
7.3.310.0070.00016.19
7.3.300.0040.00415.97
7.3.290.0060.00616.13
7.3.280.0090.01016.11
7.3.270.0160.00016.29
7.3.260.0110.01016.16
7.3.250.0080.01416.13
7.3.240.0130.00316.52
7.3.230.0030.01316.31
7.3.210.0030.01616.17
7.3.200.0070.01019.39
7.3.190.0120.00916.45
7.3.180.0090.00616.33
7.3.170.0030.01416.18
7.3.160.0060.01316.58
7.3.120.0100.00014.82
7.2.330.0080.01216.36
7.2.320.0060.01216.39
7.2.310.0110.00716.56
7.2.300.0090.00616.55
7.2.290.0130.01016.58
7.2.00.0040.01119.28
7.1.100.0130.01018.07
7.1.70.0040.00416.70
7.1.60.0120.01219.40
7.1.50.0070.00316.89
7.1.00.0000.05722.36
7.0.200.0030.00316.77
7.0.140.0070.07022.12
7.0.120.0070.03322.03
7.0.60.0170.06019.86
7.0.50.0070.04017.86
7.0.40.0030.03717.79
7.0.30.0030.04017.79
7.0.20.0000.04317.65
7.0.10.0070.03717.78
7.0.00.0030.04017.74
5.6.280.0100.06720.88
5.6.210.0030.08320.50
5.6.200.0070.03718.21
5.6.190.0000.04318.20
5.6.180.0030.03718.15
5.6.170.0000.04318.16
5.6.160.0230.02718.15
5.6.150.0030.04018.09
5.6.140.0070.07018.15
5.6.130.0070.08018.18
5.6.120.0100.05018.18
5.6.110.0100.07718.14
5.6.100.0100.07718.14
5.6.90.0070.06718.09
5.6.80.0030.08017.61
5.6.70.0030.08317.49
5.6.60.0130.06717.48
5.6.50.0030.05317.56
5.6.40.0070.05317.45
5.6.30.0070.03717.57
5.6.20.0070.06017.57
5.6.10.0030.06017.46
5.6.00.0000.06717.53
5.5.350.0200.07320.32
5.5.340.0000.04318.03
5.5.330.0030.03718.04
5.5.320.0100.04017.93
5.5.310.0000.04018.00
5.5.300.0170.07317.98
5.5.290.0100.05017.94
5.5.280.0100.07718.01
5.5.270.0100.08017.97
5.5.260.0100.08717.97
5.5.250.0030.08317.76
5.5.240.0130.07317.26
5.5.230.0100.07317.35
5.5.220.0100.06317.33
5.5.210.0070.05017.36
5.5.200.0030.06017.34
5.5.190.0070.03717.36
5.5.180.0030.04317.23
5.5.160.0030.04717.26
5.5.150.0000.05317.33
5.5.140.0030.07317.32
5.5.130.0030.05717.24
5.5.120.0070.06717.30
5.5.110.0030.08317.26
5.5.100.0030.05017.24
5.5.90.0100.07317.18
5.5.80.0130.07017.25
5.5.70.0070.06717.24
5.5.60.0030.06317.22
5.5.50.0070.06317.19
5.5.40.0070.04717.31
5.5.30.0070.03317.21
5.5.20.0070.03717.13
5.5.10.0000.07317.16
5.5.00.0030.05017.15
5.4.450.0070.07019.39
5.4.440.0070.04019.17
5.4.430.0100.03719.45
5.4.420.0130.04019.35
5.4.410.0130.06719.18
5.4.400.0130.04018.99
5.4.390.0070.06319.03
5.4.380.0070.06019.13
5.4.370.0030.04019.04
5.4.360.0030.06319.12
5.4.350.0000.05718.97
5.4.340.0030.04018.82
5.4.320.0030.04718.98
5.4.310.0000.06019.20
5.4.300.0070.05719.01
5.4.290.0030.06018.98
5.4.280.0000.04718.93
5.4.270.0070.07718.96
5.4.260.0100.07318.95
5.4.250.0070.07718.99
5.4.240.0100.04718.98
5.4.230.0100.07018.95
5.4.220.0100.05319.02
5.4.210.0130.04018.82
5.4.200.0070.05319.08
5.4.190.0030.05319.11
5.4.180.0030.04019.08
5.4.170.0070.05019.06
5.4.160.0030.04019.07
5.4.150.0100.06018.95
5.4.140.0030.07716.29
5.4.130.0000.04316.17
5.4.120.0030.05316.26
5.4.110.0070.06016.30
5.4.100.0070.04316.28
5.4.90.0130.06316.29
5.4.80.0100.05716.23
5.4.70.0070.07316.24
5.4.60.0070.07316.32
5.4.50.0000.04716.23
5.4.40.0100.04016.55
5.4.30.0070.05316.21
5.4.20.0100.07016.30
5.4.10.0000.05716.25
5.4.00.0100.03315.68
5.3.290.0170.07014.44
5.3.280.0000.08314.56
5.3.270.0100.05714.56
5.3.260.0130.07014.38
5.3.250.0070.05014.54
5.3.240.0030.04314.55
5.3.230.0030.04714.67
5.3.220.0070.04714.53
5.3.210.0100.06714.48
5.3.200.0030.04714.54
5.3.190.0100.08014.55
5.3.180.0100.05314.51
5.3.170.0100.06014.39
5.3.160.0270.03714.47
5.3.150.0000.06314.38
5.3.140.0100.06014.40
5.3.130.0030.08014.46
5.3.120.0100.06314.49
5.3.110.0170.07014.49
5.3.100.0100.07013.86
5.3.90.0000.08313.98
5.3.80.0070.07713.98
5.3.70.0070.06713.98
5.3.60.0070.07313.93
5.3.50.0100.07313.89
5.3.40.0000.05013.80
5.3.30.0000.04013.76
5.3.20.0030.06713.45
5.3.10.0070.03313.60
5.3.00.0070.04313.60
5.2.170.0030.07011.04
5.2.160.0070.03711.08
5.2.150.0000.03311.13
5.2.140.0030.04011.28
5.2.130.0070.06010.88
5.2.120.0000.04711.11
5.2.110.0070.04011.24
5.2.100.0030.03011.02
5.2.90.0030.03011.05
5.2.80.0030.03011.00
5.2.70.0030.05311.02
5.2.60.0070.04011.02
5.2.50.0070.04710.80
5.2.40.0030.03310.97
5.2.30.0070.06010.93
5.2.20.0000.06010.93
5.2.10.0000.06310.88
5.2.00.0100.05010.86
5.1.60.0030.0479.97
5.1.50.0070.04310.02
5.1.40.0070.0439.93
5.1.30.0070.04010.35
5.1.20.0100.02710.31
5.1.10.0000.02710.04
5.1.00.0000.03310.00
5.0.50.0070.0409.79
5.0.40.0000.0509.79
5.0.30.0000.0639.79
5.0.20.0030.0439.79
5.0.10.0070.0239.79
5.0.00.0070.0509.79
4.4.90.0000.0279.79
4.4.80.0000.0209.79
4.4.70.0070.0339.79
4.4.60.0030.0339.79
4.4.50.0030.0309.79
4.4.40.0030.0409.79
4.4.30.0000.0179.79
4.4.20.0030.0139.79
4.4.10.0030.0339.79
4.4.00.0000.0609.79
4.3.110.0000.0409.79
4.3.100.0000.0339.79
4.3.90.0000.0339.79
4.3.80.0070.0439.79
4.3.70.0070.0179.79
4.3.60.0000.0179.79
4.3.50.0000.0309.79
4.3.40.0000.0579.79
4.3.30.0000.0379.79
4.3.20.0000.0279.79
4.3.10.0030.0339.79
4.3.00.0000.0379.79

preferences:
38.08 ms | 400 KiB | 5 Q