3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = 'sa'; var_dump(!empty($var)); $var = null; var_dump(!empty($var)); $var = 1; var_dump(!empty($var)); $var = 0; var_dump(!empty($var)); $var = "sa"; var_dump(!empty($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)
8.3.60.0040.01116.50
8.3.50.0110.00419.92
8.3.40.0110.00418.56
8.3.30.0140.00019.00
8.3.20.0040.00420.21
8.3.10.0040.00423.65
8.3.00.0040.00417.38
8.2.180.0110.00716.38
8.2.170.0100.01022.96
8.2.160.0070.00719.21
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00421.10
8.2.110.0030.00622.24
8.2.100.0090.00317.72
8.2.90.0050.00319.13
8.2.80.0040.00417.97
8.2.70.0110.00317.38
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0050.00317.98
8.2.20.0070.00017.67
8.2.10.0040.00417.98
8.2.00.0030.00517.61
8.1.270.0000.00823.84
8.1.260.0000.00726.35
8.1.250.0070.00728.09
8.1.240.0000.00823.87
8.1.230.0070.00419.01
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00417.47
8.1.190.0060.00317.23
8.1.180.0030.00718.10
8.1.170.0070.00418.62
8.1.160.0000.00721.87
8.1.150.0000.00718.73
8.1.140.0000.00717.50
8.1.130.0030.00317.80
8.1.120.0030.00317.46
8.1.110.0040.00417.44
8.1.100.0000.00717.35
8.1.90.0030.00317.39
8.1.80.0050.00317.48
8.1.70.0040.00417.33
8.1.60.0000.00817.46
8.1.50.0000.00817.50
8.1.40.0000.00817.54
8.1.30.0040.00417.64
8.1.20.0040.00717.59
8.1.10.0000.00817.38
8.1.00.0060.00317.41
8.0.300.0040.00418.77
8.0.290.0000.01016.75
8.0.280.0030.00318.33
8.0.270.0040.00417.23
8.0.260.0070.00017.14
8.0.250.0020.00516.83
8.0.240.0070.00016.91
8.0.230.0000.00716.81
8.0.220.0000.00716.77
8.0.210.0040.00416.87
8.0.200.0000.00716.96
8.0.190.0000.00716.96
8.0.180.0030.00316.90
8.0.170.0030.00516.90
8.0.160.0030.00316.91
8.0.150.0030.00516.80
8.0.140.0040.00416.83
8.0.130.0050.00013.31
8.0.120.0000.00716.83
8.0.110.0050.00316.82
8.0.100.0000.00716.78
8.0.90.0040.00416.82
8.0.80.0000.01516.91
8.0.70.0040.00416.74
8.0.60.0030.00616.76
8.0.50.0000.00816.67
8.0.30.0050.01416.96
8.0.20.0120.00717.40
8.0.10.0040.00416.85
8.0.00.0080.01116.66
7.4.330.0060.00015.00
7.4.320.0000.00616.51
7.4.300.0000.00716.58
7.4.290.0000.00716.63
7.4.280.0040.00416.39
7.4.270.0040.00416.42
7.4.260.0040.00416.61
7.4.250.0050.00216.46
7.4.240.0000.00716.45
7.4.230.0040.00416.58
7.4.220.0110.00716.48
7.4.210.0070.01416.48
7.4.200.0070.00016.40
7.4.160.0130.01316.43
7.4.150.0070.01017.40
7.4.140.0110.01017.86
7.4.130.0120.00816.40
7.4.120.0120.00516.35
7.4.110.0080.00816.59
7.4.100.0040.01416.45
7.4.90.0000.01516.50
7.4.80.0050.01819.39
7.4.70.0060.01016.38
7.4.60.0110.00716.50
7.4.50.0040.00416.14
7.4.40.0110.00516.60
7.4.30.0080.01316.33
7.4.00.0070.00714.82
7.3.330.0060.00012.91
7.3.320.0030.00312.98
7.3.310.0070.00016.32
7.3.300.0000.00716.17
7.3.290.0070.00716.09
7.3.280.0090.00716.14
7.3.270.0100.00717.40
7.3.260.0000.01716.22
7.3.250.0120.00816.21
7.3.240.0090.00916.28
7.3.230.0030.01416.39
7.3.210.0070.01016.05
7.3.200.0160.00019.39
7.3.190.0030.01616.35
7.3.180.0070.01016.43
7.3.170.0120.00316.27
7.3.160.0050.01416.00
7.2.330.0070.01116.41
7.2.320.0060.01216.38
7.2.310.0100.01316.29
7.2.300.0040.01516.53
7.2.290.0160.00616.26
7.2.00.0060.00319.26
7.1.100.0030.00617.99
7.1.70.0030.00717.00
7.1.60.0000.01819.40
7.1.50.0040.01116.76
7.1.00.0000.07722.35
7.0.200.0000.00816.52
7.0.140.0070.07022.12
7.0.60.0070.08019.93
7.0.50.0170.05317.81
7.0.40.0130.07020.24
7.0.30.0300.04320.15
7.0.20.0130.04720.33
7.0.10.0100.05020.06
7.0.00.0030.05720.09
5.6.280.0030.07320.98
5.6.210.0000.08320.64
5.6.200.0000.04718.19
5.6.190.0030.04720.69
5.6.180.0270.06320.57
5.6.170.0330.04320.52
5.6.160.0170.06020.47
5.6.150.0030.07318.11
5.6.140.0030.05318.17
5.6.130.0030.08318.18
5.6.120.0100.04720.95
5.6.110.0070.08720.97
5.6.100.0030.04720.97
5.6.90.0070.07721.12
5.6.80.0100.07020.27
5.5.350.0100.08320.33
5.5.340.0070.06317.91
5.5.330.0100.06320.21
5.5.320.0070.08320.25
5.5.310.0370.08020.27
5.5.300.0030.08017.97
5.5.290.0000.06017.97
5.5.280.0030.06020.86
5.5.270.0170.07720.67
5.5.260.0130.06320.84
5.5.250.0200.04720.78
5.5.240.4200.04020.11
5.4.450.0330.04719.59
5.4.440.0300.04719.44
5.4.430.0200.05019.45
5.4.420.0170.03719.45
5.4.410.0470.04319.30
5.4.400.0200.04318.89
5.4.390.0070.04318.78
5.4.380.0270.06018.56
5.4.370.0400.04718.64
5.4.360.0270.06018.72
5.4.350.0430.05018.49
5.4.340.0370.06018.46
5.4.320.0060.03812.45
5.4.310.0070.03912.45
5.4.300.0060.04212.45
5.4.290.0110.03612.45
5.4.280.0060.03512.34
5.4.270.0060.04712.35
5.4.260.0090.03412.35
5.4.250.0100.03412.35
5.4.240.0090.03212.35
5.4.230.0070.03612.34
5.4.220.0060.03612.34
5.4.210.0030.03812.34
5.4.200.0070.03612.34
5.4.190.0040.04212.33
5.4.180.0050.03512.33
5.4.170.0090.03112.35
5.4.160.0050.04112.34
5.4.150.0040.03612.34
5.4.140.0030.03812.02
5.4.130.0030.03712.01
5.4.120.0020.03811.97
5.4.110.0070.03311.96
5.4.100.0060.03411.96
5.4.90.0040.04011.96
5.4.80.0020.04011.96
5.4.70.0060.03311.96
5.4.60.0060.03411.96
5.4.50.0060.03311.96
5.4.40.0040.03611.95
5.4.30.0070.03411.95
5.4.20.0070.03411.95
5.4.10.0090.03211.95
5.4.00.0040.03711.44
5.3.290.0080.03612.80
5.3.280.0060.03712.71
5.3.270.0050.04412.72
5.3.260.0050.04112.72
5.3.250.0060.03812.72
5.3.240.0050.03912.72
5.3.230.0080.03512.70
5.3.220.0080.03512.68
5.3.210.0040.04012.68
5.3.200.0040.03812.68
5.3.190.0060.03712.68
5.3.180.0060.03712.68
5.3.170.0070.03612.67
5.3.160.0040.03812.67
5.3.150.0060.03712.67
5.3.140.0080.03412.66
5.3.130.0060.03912.66
5.3.120.0050.03912.65
5.3.110.0050.04012.66
5.3.100.0070.03612.12
5.3.90.0080.03612.08
5.3.80.0090.03312.07
5.3.70.0080.03412.08
5.3.60.0090.03612.07
5.3.50.0070.03512.00
5.3.40.0040.03812.00
5.3.30.0070.03411.94
5.3.20.0060.03411.72
5.3.10.0040.03711.69
5.3.00.0110.03011.67
5.2.170.0040.0309.18
5.2.160.0030.0319.18
5.2.150.0040.0319.18
5.2.140.0030.0319.17
5.2.130.0050.0289.13
5.2.120.0060.0279.13
5.2.110.0070.0269.14
5.2.100.0030.0299.14
5.2.90.0060.0279.14
5.2.80.0040.0309.14
5.2.70.0030.0319.13
5.2.60.0040.0319.09
5.2.50.0040.0309.05
5.2.40.0050.0279.03
5.2.30.0060.0289.01
5.2.20.0050.0289.00
5.2.10.0050.0278.92
5.2.00.0050.0288.78
5.1.60.0030.0258.06
5.1.50.0050.0248.06
5.1.40.0070.0218.04
5.1.30.0050.0258.39
5.1.20.0030.0278.41
5.1.10.0050.0258.13
5.1.00.0050.0258.14
5.0.50.0050.0206.61
5.0.40.0030.0206.47
5.0.30.0030.0316.29
5.0.20.0030.0206.26
5.0.10.0030.0206.23
5.0.00.0020.0316.23
4.4.90.0040.0134.78
4.4.80.0040.0144.76
4.4.70.0020.0174.76
4.4.60.0030.0154.76
4.4.50.0040.0134.77
4.4.40.0040.0284.71
4.4.30.0050.0134.76
4.4.20.0020.0194.85
4.4.10.0060.0134.85
4.4.00.0030.0244.76
4.3.110.0030.0154.66
4.3.100.0010.0164.66
4.3.90.0030.0144.63
4.3.80.0020.0274.58
4.3.70.0040.0134.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0020.0163.29
4.3.20.0030.0153.26
4.3.10.0030.0143.22
4.3.00.0070.02015.96

preferences:
54.84 ms | 400 KiB | 5 Q