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 + "0.0"); 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)
8.3.70.0150.00318.31
8.3.60.0090.00616.63
8.3.50.0100.00818.12
8.3.40.0110.00418.80
8.3.30.0140.00718.71
8.3.20.0040.00418.60
8.3.10.0030.00618.74
8.3.00.0060.00319.09
8.2.180.0140.00716.63
8.2.170.0150.00022.96
8.2.160.0120.00418.81
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0000.00721.05
8.2.110.0000.01022.25
8.2.100.0040.00817.90
8.2.90.0000.00819.21
8.2.80.0030.00517.97
8.2.70.0090.00017.50
8.2.60.0080.00017.80
8.2.50.0040.00417.93
8.2.40.0040.00419.35
8.2.30.0110.00017.69
8.2.20.0000.01017.50
8.2.10.0030.00617.61
8.2.00.0020.00517.67
8.1.280.0100.00725.92
8.1.270.0030.00623.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00321.27
8.1.230.0070.00417.64
8.1.220.0000.00817.76
8.1.210.0040.00418.77
8.1.200.0000.00817.00
8.1.190.0000.00817.10
8.1.180.0060.00318.10
8.1.170.0040.00417.62
8.1.160.0040.00418.92
8.1.150.0000.00818.52
8.1.140.0040.00417.39
8.1.130.0040.00417.39
8.1.120.0000.00717.32
8.1.110.0070.00017.38
8.1.100.0040.00417.33
8.1.90.0050.00217.36
8.1.80.0000.00817.43
8.1.70.0000.00817.35
8.1.60.0070.00017.58
8.1.50.0040.00417.48
8.1.40.0030.00617.52
8.1.30.0040.00417.68
8.1.20.0070.00017.63
8.1.10.0030.00517.52
8.1.00.0040.00417.37
8.0.300.0070.00018.77
8.0.290.0000.00816.63
8.0.280.0000.00718.44
8.0.270.0030.00317.25
8.0.260.0030.00316.67
8.0.250.0000.00716.89
8.0.240.0040.00416.84
8.0.230.0030.00616.94
8.0.220.0000.00716.90
8.0.210.0030.00316.71
8.0.200.0000.00616.93
8.0.190.0040.00416.84
8.0.180.0070.00316.86
8.0.170.0070.00316.87
8.0.160.0000.00716.87
8.0.150.0040.00416.66
8.0.140.0020.00516.79
8.0.130.0000.00513.17
8.0.120.0030.00616.75
8.0.110.0070.00016.79
8.0.100.0040.00416.83
8.0.90.0050.00316.70
8.0.80.0120.00916.89
8.0.70.0000.00716.70
8.0.60.0020.00516.64
8.0.50.0000.01016.62
8.0.30.0130.00716.82
8.0.20.0100.01017.01
8.0.10.0070.00016.95
8.0.00.0080.01016.76
7.4.330.0020.00212.93
7.4.320.0030.00316.61
7.4.300.0000.00716.39
7.4.290.0050.00316.51
7.4.280.0060.00316.62
7.4.270.0060.00016.63
7.4.260.0060.00013.29
7.4.250.0000.00716.55
7.4.240.0000.00716.61
7.4.230.0030.00516.40
7.4.220.0120.02516.54
7.4.210.0070.00716.55
7.4.200.0050.00516.66
7.4.190.0000.00716.70
7.4.160.0100.00616.55
7.4.150.0120.00616.54
7.4.140.0120.00617.86
7.4.130.0130.00616.69
7.4.120.0110.00716.67
7.4.110.0140.00616.50
7.4.100.0120.01216.61
7.4.90.0090.00916.45
7.4.80.0070.01019.39
7.4.70.0110.00616.31
7.4.60.0090.00616.50
7.4.50.0000.00916.38
7.4.40.0080.00816.48
7.4.30.0020.01816.66
7.4.00.0130.00315.04
7.3.330.0080.00013.29
7.3.320.0000.00513.28
7.3.310.0030.00316.17
7.3.300.0040.00416.32
7.3.290.0090.00816.28
7.3.280.0040.01116.26
7.3.270.0140.00316.36
7.3.260.0140.00316.31
7.3.240.0130.00316.30
7.3.230.0030.01316.36
7.3.210.0110.00716.36
7.3.200.0030.01416.55
7.3.190.0150.00616.28
7.3.180.0180.00616.58
7.3.170.0060.01616.36
7.3.160.0060.00916.44
7.3.120.0130.00014.82
7.3.10.0070.00716.71
7.3.00.0000.01516.62
7.2.330.0090.00916.63
7.2.320.0110.00816.56
7.2.310.0060.01216.72
7.2.300.0130.00416.75
7.2.290.0040.01216.49
7.2.130.0030.01016.81
7.2.120.0120.00616.95
7.2.110.0070.00316.81
7.2.100.0040.00816.89
7.2.90.0070.00716.92
7.2.80.0060.01216.73
7.2.70.0040.00716.84
7.2.60.0040.01116.99
7.2.50.0060.00916.57
7.2.40.0040.00716.74
7.2.30.0070.01017.02
7.2.20.0060.00616.75
7.2.10.0100.00716.75
7.2.00.0020.01118.08
7.1.250.0060.00615.87
7.1.100.0250.00617.08
7.1.70.0030.00617.22
7.1.60.0170.00719.25
7.1.50.0030.01716.84
7.1.00.0000.05022.37
7.0.200.0030.00716.57
7.0.140.0000.07722.10
7.0.120.0000.03722.01
7.0.60.0000.04319.90
7.0.50.0070.04017.91
7.0.40.0170.07017.73
7.0.30.0070.07317.86
7.0.20.0000.06717.80
7.0.10.0030.04317.85
7.0.00.0030.04717.75
5.6.280.0100.06720.82
5.6.210.0070.05320.61
5.6.200.0000.06318.17
5.6.190.0130.07318.11
5.6.180.0070.04318.21
5.6.170.0070.06318.18
5.6.160.0000.08718.15
5.6.150.0070.04718.19
5.6.140.0130.07718.18
5.6.130.0100.03718.21
5.6.120.0070.05018.28
5.6.110.0070.04318.27
5.6.100.0070.08018.17
5.6.90.0030.05318.25
5.6.80.0100.07317.66
5.6.70.0070.09017.61
5.6.60.0030.05317.65
5.6.50.0000.05017.63
5.6.40.0070.07717.54
5.6.30.0070.06717.53
5.6.20.0070.07717.50
5.6.10.0030.05017.47
5.6.00.0000.07317.55
5.5.350.0130.08020.41
5.5.340.0070.06317.98
5.5.330.0100.04018.05
5.5.320.0100.06017.95
5.5.310.0000.04318.01
5.5.300.0270.04017.95
5.5.290.0030.04718.02
5.5.280.0030.05318.01
5.5.270.0030.07718.09
5.5.260.0130.06018.08
5.5.250.0070.04017.76
5.5.240.0070.08317.34
5.5.230.0070.08717.33
5.5.220.0030.06017.40
5.5.210.0100.06717.45
5.5.200.0070.07717.41
5.5.190.0030.07717.34
5.5.180.0100.06317.30
5.5.160.0030.03717.30
5.5.150.0130.03717.43
5.5.140.0030.04017.34
5.5.130.0030.07717.27
5.5.120.0030.04317.43
5.5.110.0070.06717.36
5.5.100.0000.05017.29
5.5.90.0100.07017.23
5.5.80.0070.06017.17
5.5.70.0170.03717.22
5.5.60.0030.05717.23
5.5.50.0030.06317.31
5.5.40.0030.04017.23
5.5.30.0000.04717.21
5.5.20.0000.06717.17
5.5.10.0070.07317.23
5.5.00.0030.08017.30
5.4.450.0000.04719.34
5.4.440.0070.07719.38
5.4.430.0070.04319.33
5.4.420.0100.04719.37
5.4.410.0070.05019.25
5.4.400.0070.06019.05
5.4.390.0000.04319.13
5.4.380.0100.06319.03
5.4.370.0000.08719.02
5.4.360.0100.04019.09
5.4.350.0100.03319.03
5.4.340.0070.06319.02
5.4.320.0070.06318.95
5.4.310.0070.07319.13
5.4.300.0070.07018.98
5.4.290.0030.04019.04
5.4.280.0130.06719.09
5.4.270.0100.06718.95
5.4.260.0000.08319.05
5.4.250.0030.03719.09
5.4.240.0300.03319.00
5.4.230.0030.05319.09
5.4.220.0070.07319.11
5.4.210.0070.04319.09
5.4.200.0100.07719.02
5.4.190.0000.06019.00
5.4.180.0030.08019.00
5.4.170.0030.04719.12
5.4.160.0030.08318.86
5.4.150.0130.06718.97
5.4.140.0030.07716.63
5.4.130.0100.05316.28
5.4.120.0030.07316.44
5.4.110.0200.06316.60
5.4.100.0030.07316.50
5.4.90.0100.06316.43
5.4.80.0030.05316.42
5.4.70.0130.06316.35
5.4.60.0030.03716.39
5.4.50.0000.03716.28
5.4.40.0070.07016.34
5.4.30.0000.07716.20
5.4.20.0030.07316.43
5.4.10.0070.07016.41
5.4.00.0000.07715.68
5.3.290.0030.03714.53
5.3.280.0230.06014.67
5.3.270.0070.06714.67
5.3.260.0070.07714.68
5.3.250.0130.07014.63
5.3.240.0070.07014.58
5.3.230.0030.07014.68
5.3.220.0100.04714.68
5.3.210.0030.06314.58
5.3.200.0000.08314.57
5.3.190.0030.06314.43
5.3.180.0030.04014.53
5.3.170.0100.06714.79
5.3.160.0130.06714.61
5.3.150.0070.05714.64
5.3.140.0070.03314.61
5.3.130.0030.07714.54
5.3.120.0100.06014.62
5.3.110.0070.05314.66
5.3.100.0070.06714.09
5.3.90.0030.06314.23
5.3.80.0030.05314.07
5.3.70.0030.07313.88
5.3.60.0030.03713.99
5.3.50.0030.03714.16
5.3.40.0030.06713.79
5.3.30.0100.04013.97
5.3.20.0170.05713.59
5.3.10.0030.06313.70
5.3.00.0030.05013.70
5.2.170.0030.03011.22
5.2.160.0070.04311.06
5.2.150.0030.03711.22
5.2.140.0070.06311.16
5.2.130.0030.04011.13
5.2.120.0070.05711.10
5.2.110.0030.06311.14
5.2.100.0000.06311.01
5.2.90.0070.05711.00
5.2.80.0030.06710.98
5.2.70.0070.06011.11
5.2.60.0030.04710.94
5.2.50.0030.06011.01
5.2.40.0070.05011.01
5.2.30.0070.06011.04
5.2.20.0030.03310.97
5.2.10.0100.05710.93
5.2.00.0030.05010.63
5.1.60.0100.0439.86
5.1.50.0030.02710.06
5.1.40.0000.04310.04
5.1.30.0030.05710.33
5.1.20.0070.05310.38
5.1.10.0030.05010.12
5.1.00.0070.03710.04
5.0.50.0030.0478.57
5.0.40.0030.0408.49
5.0.30.0000.0578.20
5.0.20.0000.0478.14
5.0.10.0070.0408.11
5.0.00.0000.0708.13
4.4.90.0000.0337.54
4.4.80.0000.0377.54
4.4.70.0030.0377.54
4.4.60.0000.0377.54
4.4.50.0000.0337.54
4.4.40.0070.0237.54
4.4.30.0030.0277.54
4.4.20.0000.0377.54
4.4.10.0100.0307.54
4.4.00.0000.0477.54
4.3.110.0030.0307.54
4.3.100.0070.0237.54
4.3.90.0070.0307.54
4.3.80.0000.0507.54
4.3.70.0070.0207.54
4.3.60.0000.0377.54
4.3.50.0000.0377.54
4.3.40.0070.0307.54
4.3.30.0000.0277.54
4.3.20.0000.0177.54
4.3.10.0030.0307.54
4.3.00.0030.0277.54

preferences:
80.93 ms | 401 KiB | 5 Q