3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(empty('0.0')); var_dump(empty('0')); var_dump(empty([])); var_dump(empty('0e-009'));

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)
8.3.40.0190.00318.64
8.3.30.0030.01018.92
8.3.20.0040.00420.07
8.3.10.0080.00020.12
8.3.00.0030.00619.02
8.2.170.0090.00622.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0070.00022.05
8.2.110.0100.00022.08
8.2.100.0000.01120.54
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0070.00017.68
8.2.50.0060.00318.07
8.2.40.0070.00017.97
8.2.30.0000.00719.30
8.2.20.0040.00417.47
8.2.10.0080.00017.97
8.2.00.0050.00317.45
8.1.270.0040.00422.06
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.85
8.1.230.0110.00018.99
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00817.23
8.1.190.0070.00017.10
8.1.180.0040.00418.10
8.1.170.0040.00418.56
8.1.160.0050.00221.93
8.1.150.0020.00518.75
8.1.140.0040.00417.31
8.1.130.0000.00717.65
8.1.120.0040.00417.33
8.1.110.0030.00317.32
8.1.100.0040.00417.23
8.1.90.0000.00717.30
8.1.80.0000.00717.20
8.1.70.0030.00317.18
8.1.60.0040.00417.33
8.1.50.0080.00017.38
8.1.40.0080.00017.23
8.1.30.0030.00617.39
8.1.20.0000.00717.50
8.1.10.0070.00017.27
8.1.00.0000.00817.31
8.0.300.0040.00418.77
8.0.290.0050.00316.63
8.0.280.0070.00018.31
8.0.270.0030.00317.04
8.0.260.0060.00017.02
8.0.250.0030.00316.82
8.0.240.0000.00716.70
8.0.230.0040.00416.78
8.0.220.0030.00316.63
8.0.210.0000.00816.79
8.0.200.0060.00016.81
8.0.190.0000.00716.80
8.0.180.0000.00716.80
8.0.170.0000.00816.73
8.0.160.0050.00316.59
8.0.150.0050.00216.74
8.0.140.0030.00516.72
8.0.130.0000.00613.24
8.0.120.0040.00416.78
8.0.110.0000.00816.68
8.0.100.0030.00516.71
8.0.90.0040.00416.59
8.0.80.0030.01616.72
8.0.70.0030.00516.80
8.0.60.0040.00416.70
8.0.50.0040.00416.78
8.0.30.0100.01116.92
8.0.20.0130.01117.40
8.0.10.0040.00416.86
8.0.00.0100.00616.57
7.4.330.0060.00015.00
7.4.320.0030.00316.45
7.4.300.0070.00016.46
7.4.290.0030.00316.43
7.4.280.0040.00416.45
7.4.270.0000.00616.34
7.4.260.0030.00316.41
7.4.250.0000.00716.31
7.4.240.0040.00316.41
7.4.230.0000.00716.20
7.4.220.0080.01016.54
7.4.210.0110.00416.49
7.4.200.0000.00716.36
7.4.160.0080.00816.45
7.4.150.0100.00717.40
7.4.140.0150.00617.86
7.4.130.0130.00616.38
7.4.120.0100.00816.59
7.4.110.0070.01016.24
7.4.100.0100.00716.48
7.4.90.0120.00416.15
7.4.80.0060.01619.39
7.4.70.0060.00916.27
7.4.60.0090.00616.36
7.4.50.0040.00416.34
7.4.40.0110.00716.42
7.4.30.0030.01316.02
7.4.10.0140.00816.44
7.4.00.0070.01015.14
7.3.330.0000.00513.03
7.3.320.0000.00512.88
7.3.310.0030.00316.24
7.3.300.0030.00316.16
7.3.290.0030.01116.12
7.3.280.0060.00816.09
7.3.270.0190.00017.40
7.3.260.0070.01116.22
7.3.250.0140.00616.27
7.3.240.0080.00916.12
7.3.230.0070.01016.39
7.3.210.0070.01016.49
7.3.200.0110.00519.39
7.3.190.0140.00816.40
7.3.180.0090.00916.02
7.3.170.0120.00416.27
7.3.160.0130.00316.40
7.3.130.0260.00016.13
7.3.120.0080.01115.15
7.3.110.0090.00915.16
7.3.100.0060.01015.13
7.3.90.0080.00815.06
7.3.80.0080.00715.16
7.3.70.0110.00415.11
7.3.60.0040.01015.12
7.3.50.0090.00515.11
7.3.40.0030.01015.05
7.3.30.0040.01015.10
7.3.20.0110.00816.41
7.3.10.0100.00716.52
7.3.00.0070.01016.39
7.2.330.0150.00916.22
7.2.320.0000.01716.48
7.2.310.0100.00916.18
7.2.300.0090.00616.28
7.2.290.0110.00616.30
7.2.260.0120.00916.03
7.2.250.0140.00715.30
7.2.240.0130.00815.12
7.2.230.0070.00915.17
7.2.220.0060.01115.22
7.2.210.0070.00715.19
7.2.200.0060.00615.25
7.2.190.0050.01015.15
7.2.180.0090.00615.11
7.2.170.0020.01015.28
7.2.160.0060.00916.26
7.2.150.0630.00316.28
7.2.140.0060.02216.30
7.2.130.0090.01116.43
7.2.120.0100.01316.64
7.2.110.0210.01016.52
7.2.100.0190.00416.56
7.2.90.0200.01216.42
7.2.80.0190.00814.90
7.2.70.0150.00816.60
7.2.60.0110.00816.62
7.2.50.0090.00916.49
7.2.40.0140.00816.66
7.2.30.0140.01216.62
7.2.20.0120.00916.30
7.2.10.0150.00916.35
7.2.00.0070.00817.49
7.1.330.0160.01015.46
7.1.320.0050.00915.61
7.1.310.0090.00815.53
7.1.300.0080.00615.41
7.1.290.0910.00715.42
7.1.280.0790.00615.47
7.1.270.0580.00915.54
7.1.260.0090.00815.48
7.1.250.0060.01115.53
7.1.240.0140.00915.37
7.1.230.0200.00215.38
7.1.220.0210.00215.21
7.1.210.0130.00515.27
7.1.200.0120.01315.46
7.1.190.0320.01115.09
7.1.180.0160.01015.29
7.1.170.1570.00715.31
7.1.160.0190.00615.32
7.1.150.0150.00815.39
7.1.140.0120.01215.16
7.1.130.0220.00915.39
7.1.120.0170.01115.28
7.1.110.0180.00715.21
7.1.100.0100.01016.61
7.1.90.0110.01415.27
7.1.80.0530.01415.33
7.1.70.0100.00616.10
7.1.60.0150.00617.24
7.1.50.0170.00615.80
7.1.40.0100.01515.05
7.1.30.0210.00415.29
7.1.20.0190.00815.37
7.1.10.0260.00315.37
7.1.00.0070.04418.84
7.0.330.0220.00714.92
7.0.320.0310.00414.92
7.0.310.0170.00414.85
7.0.300.0160.00714.98
7.0.290.0190.00815.10
7.0.280.0160.01014.91
7.0.270.0070.01714.84
7.0.260.0170.00714.96
7.0.250.0190.00814.91
7.0.240.3350.00715.07
7.0.230.2950.01015.05
7.0.220.1970.00714.95
7.0.210.0200.00315.05
7.0.200.0110.00715.66
7.0.190.0270.00014.84
7.0.180.0170.00914.88
7.0.170.0130.01314.82
7.0.160.0210.00615.05
7.0.150.0170.00715.01
7.0.140.0100.04018.48
7.0.130.0280.00014.86
7.0.120.0170.00914.95
7.0.110.0170.00614.97
7.0.100.0180.00715.02
7.0.90.0140.01015.04
7.0.80.0220.00814.80
7.0.70.0160.00815.04
7.0.60.0140.04517.54
7.0.50.0190.03316.38
7.0.40.0090.03017.43
7.0.30.0140.03117.58
7.0.20.0190.03717.53
7.0.10.0220.04017.43
7.0.00.0090.02817.37
5.6.400.0130.00815.58
5.6.390.0160.00815.73
5.6.380.0140.01015.70
5.6.370.0170.00315.79
5.6.360.0160.01015.96
5.6.350.0100.01015.79
5.6.340.0240.00415.63
5.6.330.0160.00915.35
5.6.320.0120.01215.70
5.6.310.0190.00715.86
5.6.300.0150.00915.57
5.6.290.0100.00815.81
5.6.280.0020.04718.42
5.6.270.0030.01815.43
5.6.260.0190.00215.58
5.6.250.0110.01115.89
5.6.240.0120.01215.66
5.6.230.0110.01615.83
5.6.220.0170.00315.47
5.6.210.0120.02518.10
5.6.200.0090.04516.88
5.6.190.0170.04318.05
5.6.180.0190.03518.06
5.6.170.0170.03518.09
5.6.160.0050.03418.08
5.6.150.0110.02216.90
5.6.140.0080.05016.92
5.6.130.0130.02816.99
5.6.120.0080.04018.40
5.6.110.0090.04118.46
5.6.100.0050.04918.48
5.6.90.0100.04518.43
5.6.80.0090.04318.11
5.6.70.2150.02517.93
5.6.60.0150.00515.62
5.6.50.0200.00715.66
5.6.40.0050.01815.52
5.6.30.0170.00715.65
5.6.20.0180.00615.57
5.6.10.0120.00815.55
5.6.00.0160.00715.53
5.5.380.0140.01415.56
5.5.370.0200.00415.59
5.5.360.0080.00513.13
5.5.350.0110.04918.14
5.5.340.0030.04016.76
5.5.330.0150.04317.96
5.5.320.0220.04917.98
5.5.310.0220.02417.89
5.5.300.0160.02116.74
5.5.290.0100.03616.78
5.5.280.0090.04518.12
5.5.270.0160.04118.13
5.5.260.0110.04017.00
5.5.250.0070.02618.04
5.5.240.0150.03716.68
5.5.230.0120.00815.75
5.5.220.0110.01115.57
5.5.210.0060.01715.58
5.5.200.0120.01215.52
5.5.190.0050.01515.62
5.5.180.0090.01415.49
5.5.170.0100.00915.39
5.5.160.0140.00715.71
5.5.150.0130.00615.50
5.5.140.0210.00315.55
5.5.130.0130.00815.65
5.5.120.0160.00615.66
5.5.110.0180.00715.61
5.5.100.0170.00615.46
5.5.90.0120.00915.67
5.5.80.0100.01015.51
5.5.70.0130.00715.66
5.5.60.0110.01115.53
5.5.50.0180.00715.72
5.5.40.0180.00415.41
5.5.30.0140.00415.67
5.5.20.0160.00615.69
5.5.10.0160.00715.53
5.5.00.0210.00415.64
5.4.450.0230.02716.29
5.4.440.0270.01916.34
5.4.430.0080.01916.30
5.4.420.0230.01816.33
5.4.410.0150.02116.29
5.4.400.0180.01816.29
5.4.390.0210.02016.29
5.4.380.0290.04115.96
5.4.370.0240.02815.81
5.4.360.0230.03315.86
5.4.350.0170.03315.91
5.4.340.0200.03215.94
5.4.330.0080.00813.13
5.4.320.0040.02512.81
5.4.310.0070.02612.81
5.4.300.0110.02112.81
5.4.290.0090.02212.81
5.4.280.0080.02412.76
5.4.270.0070.02112.76
5.4.260.0080.02112.76
5.4.250.0070.02112.76
5.4.240.0070.02212.76
5.4.230.0080.02112.76
5.4.220.0100.01912.76
5.4.210.0080.02112.75
5.4.200.0060.02512.76
5.4.190.0070.02312.75
5.4.180.0090.01912.75
5.4.170.0100.02012.76
5.4.160.0110.01812.75
5.4.150.0080.02112.75
5.4.140.0070.02212.60
5.4.130.0080.02212.59
5.4.120.0080.02412.57
5.4.110.0070.02112.57
5.4.100.0070.02212.57
5.4.90.0060.02412.57
5.4.80.0070.02212.57
5.4.70.0060.02212.57
5.4.60.0100.01812.57
5.4.50.0070.02112.57
5.4.40.0030.02612.56
5.4.30.0070.02112.56
5.4.20.0100.02012.56
5.4.10.0100.02112.56
5.4.00.0080.02512.31
5.3.290.0090.03612.80
5.3.280.0080.03512.70
5.3.270.0040.04012.72
5.3.260.0060.03912.71
5.3.250.0070.03612.72
5.3.240.0060.03612.72
5.3.230.0050.03812.71
5.3.220.0060.03612.68
5.3.210.0110.03912.68
5.3.200.0100.04012.68
5.3.190.0120.04812.68
5.3.180.0060.04012.67
5.3.170.0050.03712.67
5.3.160.0070.04212.68
5.3.150.0140.04412.67
5.3.140.0070.04712.66
5.3.130.0040.04212.66
5.3.120.0060.03912.65
5.3.110.0050.03912.66
5.3.100.0060.03712.12
5.3.90.0050.03712.08
5.3.80.0080.03412.08
5.3.70.0060.03612.07
5.3.60.0050.03612.06
5.3.50.0090.03312.00
5.3.40.0070.03612.00
5.3.30.0050.04311.95
5.3.20.0050.05011.72
5.3.10.0070.03311.70
5.3.00.0090.03211.68
5.2.170.0040.0319.18
5.2.160.0030.0309.18
5.2.150.0060.0289.18
5.2.140.0070.0389.18
5.2.130.0040.0289.14
5.2.120.0070.0259.14
5.2.110.0080.0259.15
5.2.100.0090.0299.14
5.2.90.0070.0329.14
5.2.80.0100.0269.14
5.2.70.0060.0339.14
5.2.60.0030.0319.08
5.2.50.0060.0289.05
5.2.40.0050.0289.03
5.2.30.0040.0399.02
5.2.20.0060.0289.00
5.2.10.0060.0268.93
5.2.00.0050.0278.78
5.1.60.0060.0218.07
5.1.50.0050.0248.07
5.1.40.0020.0268.04
5.1.30.0030.0278.40
5.1.20.0030.0328.42
5.1.10.0050.0278.14
5.1.00.0040.0258.14
5.0.50.0030.0206.62
5.0.40.0030.0196.48
5.0.30.0070.0266.29
5.0.20.0040.0186.27
5.0.10.0030.0206.23
5.0.00.0050.0286.23
4.4.90.0020.0154.78
4.4.80.0040.0174.75
4.4.70.0010.0174.76
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0050.0134.76
4.4.20.0050.0154.84
4.4.10.0030.0154.85
4.4.00.0060.0244.76
4.3.110.0030.0154.67
4.3.100.0060.0124.66
4.3.90.0020.0164.64
4.3.80.0080.0254.58
4.3.70.0030.0164.63
4.3.60.0020.0184.63
4.3.50.0020.0204.63
4.3.40.0070.0214.54
4.3.30.0020.0183.29
4.3.20.0010.0163.27
4.3.10.0020.0193.22
4.3.00.0030.02019.45

preferences:
49.92 ms | 400 KiB | 5 Q