3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _empty($value) { return $value ? 'non_empty' : 'empty'; } function _empty_fix($value) { $value = is_numeric($value) ? floatval($value) : $value; return $value ? 'non_empty' : 'empty'; } echo "normal :\n"; echo "\n0 : ", _empty(0); echo "\n0.0 : ", _empty(0.0); echo "\n'0.0' : ", _empty("0.0"); echo "\n\nfix :\n"; echo "\n0 : ", _empty_fix(0); echo "\n0.0 : ", _empty_fix(0.0); echo "\n'0.0' : ", _empty_fix('0.0');

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)
8.3.40.0070.00718.84
8.3.30.0040.01118.43
8.3.20.0080.00018.79
8.3.10.0080.00018.77
8.3.00.0060.00319.38
8.2.170.0040.01122.96
8.2.160.0160.00019.02
8.2.150.0030.00624.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0080.00021.00
8.2.110.0000.01022.25
8.2.100.0060.00617.78
8.2.90.0040.00417.63
8.2.80.0000.00818.98
8.2.70.0000.00917.63
8.2.60.0030.00717.93
8.2.50.0040.00418.07
8.2.40.0000.00819.22
8.2.30.0000.01017.56
8.2.20.0030.00917.66
8.2.10.0000.00717.68
8.2.00.0050.00317.53
8.1.270.0040.00423.99
8.1.260.0140.00326.35
8.1.250.0000.00828.09
8.1.240.0060.00323.86
8.1.230.0080.00419.16
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.22
8.1.190.0000.00817.22
8.1.180.0090.00018.10
8.1.170.0000.00818.84
8.1.160.0040.00419.05
8.1.150.0040.00418.62
8.1.140.0040.00417.44
8.1.130.0030.00317.29
8.1.120.0040.00417.42
8.1.110.0050.00217.28
8.1.100.0030.00317.43
8.1.90.0000.00717.30
8.1.80.0070.00017.28
8.1.70.0050.00317.41
8.1.60.0000.00717.64
8.1.50.0000.00817.41
8.1.40.0050.00317.53
8.1.30.0040.00417.51
8.1.20.0000.00717.59
8.1.10.0000.00817.54
8.1.00.0030.00617.50
8.0.300.0070.00019.70
8.0.290.0030.00516.75
8.0.280.0030.00318.56
8.0.270.0030.00317.20
8.0.260.0000.00716.87
8.0.250.0050.00316.98
8.0.240.0050.00316.96
8.0.230.0000.00716.82
8.0.220.0030.00316.83
8.0.210.0030.00316.87
8.0.200.0030.00316.78
8.0.190.0050.00316.81
8.0.180.0070.00316.85
8.0.170.0030.00616.79
8.0.160.0050.00316.67
8.0.150.0080.00016.66
8.0.140.0040.00416.75
8.0.130.0000.00613.22
8.0.120.0060.00316.71
8.0.110.0000.00716.68
8.0.100.0000.00716.80
8.0.90.0030.00416.86
8.0.80.0090.00616.78
8.0.70.0000.00716.68
8.0.60.0070.00016.88
8.0.50.0000.00916.73
8.0.30.0100.01017.06
8.0.20.0110.00817.29
8.0.10.0000.00716.80
8.0.00.0130.00916.60
7.4.330.0050.00013.00
7.4.320.0000.00616.61
7.4.300.0060.00016.61
7.4.290.0000.00816.41
7.4.280.0050.00316.51
7.4.270.0000.00616.52
7.4.260.0050.00013.20
7.4.250.0030.00616.58
7.4.240.0000.00716.43
7.4.230.0030.00316.50
7.4.220.0220.00016.56
7.4.210.0030.01016.51
7.4.200.0000.00716.30
7.4.190.0000.00716.77
7.4.160.0090.00916.57
7.4.150.0070.01116.30
7.4.140.0130.00717.86
7.4.130.0110.00816.57
7.4.120.0120.00616.43
7.4.110.0090.01616.56
7.4.100.0090.00916.38
7.4.90.0090.00916.45
7.4.80.0130.00316.45
7.4.70.0080.00816.35
7.4.60.0060.01016.46
7.4.50.0040.00716.63
7.4.40.0110.00716.37
7.4.30.0070.01416.18
7.4.00.0040.01114.81
7.3.330.0030.00313.31
7.3.320.0000.00513.35
7.3.310.0050.00316.35
7.3.300.0070.00016.30
7.3.290.0090.00616.34
7.3.280.0100.01016.28
7.3.270.0120.01216.33
7.3.260.0120.01416.66
7.3.240.0100.00616.30
7.3.230.0130.01016.63
7.3.210.0070.01016.37
7.3.200.0170.00619.39
7.3.190.0090.01216.59
7.3.180.0140.00316.56
7.3.170.0080.00916.48
7.3.160.0080.00816.53
7.3.120.0030.01414.46
7.3.00.0030.01016.35
7.2.330.0120.00916.34
7.2.320.0120.00616.65
7.2.310.0080.00816.58
7.2.300.0090.00816.40
7.2.290.0140.01016.70
7.2.130.0110.00316.81
7.2.120.0070.00716.59
7.2.110.0090.00916.67
7.2.100.0130.00516.43
7.2.90.0070.01016.75
7.2.80.0070.01016.87
7.2.70.0130.00016.72
7.2.60.0080.00716.81
7.2.50.0060.01316.91
7.2.40.0040.01516.47
7.2.30.0100.00716.75
7.2.20.0120.00316.73
7.2.10.0030.01016.59
7.2.00.0080.00717.98
7.1.250.0000.00915.49
7.1.240.0030.01015.41
7.1.230.0030.01315.49
7.1.220.0130.00315.72
7.1.210.0120.00515.52
7.1.200.0110.00715.43
7.1.190.0170.00915.56
7.1.180.0090.00615.50
7.1.170.0070.01015.86
7.1.160.0070.01115.83
7.1.150.0000.01515.72
7.1.140.0110.00315.60
7.1.130.0110.00415.71
7.1.120.0070.00715.80
7.1.110.0060.00915.52
7.1.100.0060.00917.06
7.1.90.0030.00815.92
7.1.80.0030.00915.47
7.1.70.0020.00916.34
7.1.60.0090.00717.43
7.1.50.0130.01225.38
7.1.40.0000.01415.45
7.1.30.0040.01215.79
7.1.20.0040.01115.66
7.1.10.0040.00715.59
7.1.00.0070.02919.13
7.0.330.0130.00315.32
7.0.320.0080.00815.41
7.0.310.0060.00915.09
7.0.300.0160.01115.18
7.0.290.0100.01315.12
7.0.280.0050.00315.15
7.0.270.0060.00615.25
7.0.260.0060.01015.41
7.0.250.0070.00715.18
7.0.240.0140.00315.25
7.0.230.0120.00015.42
7.0.220.0100.00715.30
7.0.210.0080.00815.19
7.0.200.0050.00516.01
7.0.190.0130.00315.34
7.0.180.0070.00715.06
7.0.170.0000.01215.12
7.0.160.0040.01215.48
7.0.150.0030.00715.32
7.0.140.0040.04018.64
7.0.130.0000.00915.25
7.0.120.0060.03818.70
7.0.110.0000.00715.13
7.0.100.0070.00715.21
7.0.90.0000.00815.45
7.0.80.0070.00315.04
7.0.70.0060.00615.30
7.0.60.0100.04217.62
7.0.50.0050.04716.52
7.0.40.0060.04716.73
7.0.30.0120.03016.67
7.0.20.0140.03516.71
7.0.10.0140.04316.79
7.0.00.0080.03216.62
5.6.380.0080.00814.05
5.6.370.0000.01514.10
5.6.360.0150.00614.03
5.6.350.0170.00413.88
5.6.340.0130.01214.49
5.6.330.0170.00614.48
5.6.320.0030.00614.12
5.6.310.0090.00614.16
5.6.300.0070.00714.15
5.6.290.0090.00614.44
5.6.280.0080.03917.75
5.6.270.0070.01014.20
5.6.260.0040.00814.24
5.6.250.0060.00614.21
5.6.240.0090.00614.28
5.6.230.0110.00314.27
5.6.220.0060.00614.26
5.6.210.0100.04517.45
5.6.200.0020.02816.13
5.6.190.0070.04917.31
5.6.180.0170.04317.21
5.6.170.0050.02917.37
5.6.160.0020.03017.29
5.6.150.0040.02816.33
5.6.140.0070.02516.13
5.6.130.0030.04116.21
5.6.120.0110.02317.47
5.6.110.0050.04617.48
5.6.100.0030.04217.53
5.6.90.0030.05217.52
5.6.80.0060.03317.09
5.6.70.2230.02317.03
5.6.60.0040.01114.09
5.6.50.0140.00014.11
5.6.40.0130.00313.88
5.6.30.0000.01514.29
5.6.20.0080.00814.14
5.6.10.0040.01114.00
5.6.00.0060.00314.20
5.5.380.0000.01111.11
5.5.370.0040.00411.07
5.5.360.0030.00610.93
5.5.350.0150.02015.78
5.5.340.0030.02714.45
5.5.330.0080.04215.83
5.5.320.0120.02515.71
5.5.310.0170.03315.56
5.5.300.0050.02314.58
5.5.290.0060.03014.56
5.5.280.0070.04015.84
5.5.270.0050.02315.78
5.5.260.0090.02815.83
5.5.250.0020.04015.59
5.5.240.0060.02315.69
5.5.230.0000.00511.14
5.5.220.0030.00310.67
5.5.210.0070.00311.03
5.5.200.0060.00011.00
5.5.190.0080.00411.02
5.5.180.0000.00910.90
5.5.170.0030.00911.02
5.5.160.0040.00810.93
5.5.150.0000.01110.81
5.5.140.0030.00911.20
5.5.130.0080.00010.92
5.5.120.0030.00710.80
5.5.110.0040.00411.16
5.5.100.0050.00511.04
5.5.90.0100.00010.98
5.5.80.0060.00610.95
5.5.70.0030.00611.18
5.5.60.0030.01011.00
5.5.50.0000.00911.05
5.5.40.0070.00310.81
5.5.30.0050.00510.89
5.5.20.0040.00710.79
5.5.10.0060.00610.84
5.5.00.0030.00510.82
5.4.450.0060.03315.10
5.4.440.0090.02315.26
5.4.430.0070.03314.89
5.4.420.0060.02515.13
5.4.410.0050.02814.93
5.4.400.0020.04414.95
5.4.390.0050.02814.96
5.4.380.0160.01514.96
5.4.370.0050.03815.12
5.4.360.0060.03515.12
5.4.350.0050.03715.02
5.4.340.0080.03715.21
5.4.330.0050.00210.96
5.4.320.0050.02814.93
5.4.310.0050.03615.01
5.4.300.0050.02115.08
5.4.290.0140.03215.02
5.4.280.0060.02614.95
5.4.270.0050.04114.90
5.4.260.0020.03914.93
5.4.250.0050.04015.07
5.4.240.0050.04314.96
5.4.230.0020.04414.91
5.4.220.0020.03014.74
5.4.210.0050.03815.05
5.4.200.0070.03614.93
5.4.190.0050.02814.92
5.4.180.0020.02414.79
5.4.170.0060.04014.93
5.4.160.0070.02515.01
5.4.150.0070.03114.87
5.4.140.0020.04713.63
5.4.130.0050.03813.63
5.4.120.0020.03813.39
5.4.110.0050.04513.49
5.4.100.0020.02113.49
5.4.90.0100.03713.69
5.4.80.0050.02413.71
5.4.70.0030.03713.54
5.4.60.0030.02713.58
5.4.50.0100.03513.66
5.4.40.0060.02013.69
5.4.30.0080.03613.47
5.4.20.0060.03113.52
5.4.10.0100.02113.74
5.4.00.0020.02413.40
5.3.290.0050.03612.63
5.3.280.0030.04312.54
5.3.270.0080.03012.60
5.3.260.0020.02712.72
5.3.250.0060.02812.56
5.3.240.0050.04012.42
5.3.230.0030.04212.59
5.3.220.0030.04212.52
5.3.210.0070.04012.32
5.3.200.0020.02412.48
5.3.190.0060.03912.52
5.3.180.0050.04012.58
5.3.170.0050.04012.54
5.3.160.0070.02012.41
5.3.150.0030.04212.54
5.3.140.0040.02212.54
5.3.130.0050.03812.57
5.3.120.0030.03012.58
5.3.110.0070.02312.47
5.3.100.0060.02312.29
5.3.90.0070.04012.38
5.3.80.0110.03212.27
5.3.70.0010.02312.24
5.3.60.0060.01912.30
5.3.50.0010.04412.30
5.3.40.0050.02612.18
5.3.30.0020.02612.25
5.3.20.0070.03712.12
5.3.10.0050.02512.03
5.3.00.0020.02411.97
5.2.170.0050.02410.36
5.2.160.0040.01710.37
5.2.150.0000.02710.33
5.2.140.0070.02510.38
5.2.130.0050.02510.33
5.2.120.0050.02410.42
5.2.110.0100.02810.38
5.2.100.0040.02810.36
5.2.90.0070.03010.31
5.2.80.0030.02710.40
5.2.70.0050.02710.22
5.2.60.0030.03510.26
5.2.50.0030.02010.26
5.2.40.0030.01910.28
5.2.30.0000.01910.22
5.2.20.0060.02310.21
5.2.10.0050.01310.08
5.2.00.0070.02810.05
5.1.60.0050.0299.70
5.1.50.0060.0279.66
5.1.40.0060.0259.71
5.1.30.0030.0339.86
5.1.20.0030.0239.88
5.1.10.0050.0299.70
5.1.00.0050.0239.82
5.0.50.0050.0148.99
5.0.40.0020.0128.87
5.0.30.0020.0188.81
5.0.20.0020.0128.89
5.0.10.0000.0138.78
5.0.00.0010.0168.87
4.4.90.0040.0138.56
4.4.80.0000.0158.56
4.4.70.0000.0228.56
4.4.60.0030.0118.56
4.4.50.0030.0088.56
4.4.40.0000.0258.56
4.4.30.0030.0208.56
4.4.20.0000.0128.56
4.4.10.0020.0158.56
4.4.00.0030.0138.56
4.3.110.0010.0108.56
4.3.100.0000.0128.56
4.3.90.0060.0068.56
4.3.80.0020.0178.56
4.3.70.0000.0128.56
4.3.60.0000.0118.56
4.3.50.0020.0108.56
4.3.40.0000.0148.56
4.3.30.0000.0108.56
4.3.20.0020.0108.56
4.3.10.0020.0108.56
4.3.00.0020.0088.56

preferences:
49.7 ms | 400 KiB | 5 Q