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)
8.3.60.0040.01116.75
8.3.50.0100.01017.19
8.3.40.0100.00318.63
8.3.30.0100.00718.77
8.3.20.0080.00018.78
8.3.10.0060.00318.74
8.3.00.0040.00419.25
8.2.180.0150.00616.32
8.2.170.0040.01122.96
8.2.160.0150.00018.96
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.02
8.2.110.0070.00421.12
8.2.100.0080.00417.89
8.2.90.0080.00018.22
8.2.80.0030.00518.04
8.2.70.0050.00318.03
8.2.60.0040.00418.09
8.2.50.0050.00518.10
8.2.40.0070.00019.22
8.2.30.0000.00917.72
8.2.20.0100.00017.50
8.2.10.0000.00717.67
8.2.00.0050.00217.54
8.1.280.0070.00725.92
8.1.270.0040.01223.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00020.87
8.1.230.0120.00022.73
8.1.220.0040.00417.77
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0030.00617.22
8.1.180.0040.00418.10
8.1.170.0090.00018.51
8.1.160.0000.00818.48
8.1.150.0000.00718.59
8.1.140.0000.00817.30
8.1.130.0000.00717.45
8.1.120.0000.00817.41
8.1.110.0040.00417.34
8.1.100.0030.00517.39
8.1.90.0000.00717.40
8.1.80.0070.00017.38
8.1.70.0070.00017.39
8.1.60.0030.00517.62
8.1.50.0040.00417.32
8.1.40.0030.00617.53
8.1.30.0040.00417.66
8.1.20.0040.00417.50
8.1.10.0000.00717.55
8.1.00.0020.00517.46
8.0.300.0000.00719.77
8.0.290.0000.00716.63
8.0.280.0000.00718.04
8.0.270.0000.00717.26
8.0.260.0000.00816.87
8.0.250.0030.00516.87
8.0.240.0040.00416.87
8.0.230.0030.00716.89
8.0.220.0030.00316.81
8.0.210.0000.00816.82
8.0.200.0030.00316.89
8.0.190.0070.00016.86
8.0.180.0000.00816.85
8.0.170.0000.01116.91
8.0.160.0070.00016.79
8.0.150.0050.00516.73
8.0.140.0030.00516.67
8.0.130.0030.00313.27
8.0.120.0030.00616.66
8.0.110.0040.00416.89
8.0.100.0050.00216.82
8.0.90.0040.00416.78
8.0.80.0080.00816.87
8.0.70.0000.00716.86
8.0.60.0040.00416.79
8.0.50.0000.00816.94
8.0.30.0150.00316.72
8.0.20.0070.01116.98
8.0.10.0000.00716.81
8.0.00.0060.01416.72
7.4.330.0050.00012.99
7.4.320.0030.00316.58
7.4.300.0060.00016.60
7.4.290.0060.00316.51
7.4.280.0000.00716.43
7.4.270.0030.00316.52
7.4.260.0000.00613.27
7.4.250.0040.00416.55
7.4.240.0040.00416.61
7.4.230.0000.00816.43
7.4.220.0110.01116.51
7.4.210.0040.01116.52
7.4.200.0060.00316.60
7.4.190.0040.00416.47
7.4.160.0120.00316.55
7.4.150.0040.01316.75
7.4.140.0070.01617.86
7.4.130.0090.00916.57
7.4.120.0030.01616.26
7.4.110.0160.00316.59
7.4.100.0030.01416.52
7.4.90.0100.01316.57
7.4.80.0100.01019.39
7.4.70.0070.01016.50
7.4.60.0040.01216.43
7.4.50.0030.00316.62
7.4.40.0040.01416.50
7.4.30.0060.00916.29
7.4.00.0000.01514.96
7.3.330.0070.00013.23
7.3.320.0030.00313.21
7.3.310.0040.00416.15
7.3.300.0030.00316.35
7.3.290.0030.01416.29
7.3.280.0070.00916.39
7.3.270.0070.01416.31
7.3.260.0100.01316.43
7.3.240.0100.00616.25
7.3.230.0160.00316.46
7.3.210.0080.01016.45
7.3.200.0070.01016.26
7.3.190.0040.01116.32
7.3.180.0090.00616.50
7.3.170.0150.00316.47
7.3.160.0060.00916.50
7.3.120.0070.01014.74
7.2.330.0080.01016.61
7.2.320.0130.00616.59
7.2.310.0130.01016.72
7.2.300.0100.00716.44
7.2.290.0000.01716.46
7.1.70.0050.00517.32
7.1.60.0110.01419.25
7.1.50.0230.01634.90
7.1.00.0070.03022.40
7.0.200.0600.00414.76
7.0.140.0030.07722.04
7.0.120.0000.07322.15
7.0.60.0030.04020.04
7.0.50.0000.04317.82
7.0.40.0030.05020.30
7.0.30.0370.04320.08
7.0.20.0200.06320.13
7.0.10.0330.04720.12
7.0.00.0130.05320.25
5.6.210.0100.07720.73
5.6.200.0130.07718.21
5.6.190.0070.04720.39
5.6.180.0230.08320.30
5.6.170.0300.06720.39
5.6.160.0030.08320.46
5.6.150.0000.04318.15
5.6.140.0130.07718.19
5.6.130.0070.06718.18
5.6.120.0070.08720.99
5.6.110.0130.07721.01
5.6.100.0000.04321.14
5.6.90.0130.03321.04
5.6.80.0230.05720.45
5.6.70.4300.03720.40
5.5.350.0070.09320.39
5.5.340.0030.05017.96
5.5.330.0200.06720.25
5.5.320.0200.05320.22
5.5.310.0130.04320.41
5.5.300.0030.08317.95
5.5.290.0130.05017.99
5.5.280.0070.04020.74
5.5.270.0130.07720.65
5.5.260.0000.04320.96
5.5.250.0070.08020.77
5.5.240.0100.07320.07
5.4.450.0030.06319.57
5.4.440.0130.07719.18
5.4.430.0170.07019.56
5.4.420.0070.06719.29
5.4.410.0100.05719.43
5.4.400.0070.07718.95
5.4.390.0130.05319.23
5.4.380.0130.05319.15
5.4.370.0070.06719.24
5.4.360.0000.06319.24
5.4.350.0130.07319.24
5.4.340.0070.06719.16
5.4.320.0170.06719.24
5.4.310.0030.06319.15
5.4.300.0070.07718.93
5.4.290.0030.04718.85
5.4.280.0130.04019.24
5.4.270.0070.08019.08
5.4.260.0130.07019.00
5.4.250.0000.08019.07
5.4.240.0000.05019.07
5.4.230.0030.06019.23
5.4.220.0030.06719.23
5.4.210.0030.07718.86
5.4.200.0130.06719.14
5.4.190.0130.06719.20
5.4.180.0170.06319.23
5.4.170.0130.06318.82
5.4.160.0100.05019.19
5.4.150.0070.08719.06
5.4.140.0130.04716.39
5.4.130.0030.07016.59
5.4.120.0030.07316.36
5.4.110.0030.07716.48
5.4.100.0100.05016.48
5.4.90.0130.06316.56
5.4.80.0070.07316.41
5.4.70.0030.06016.44
5.4.60.0030.07716.31
5.4.50.0170.06716.34
5.4.40.0030.08316.32
5.4.30.0070.04016.46
5.4.20.0030.07716.27
5.4.10.0000.05316.36
5.4.00.0030.05315.84
5.3.290.0030.06014.56
5.3.280.0030.04714.65
5.3.270.0070.07314.65
5.3.260.0070.07314.62
5.3.250.0070.05714.76
5.3.240.0070.06714.66
5.3.230.0170.03714.63
5.3.220.0070.07014.71
5.3.210.0130.07014.57
5.3.200.0070.05014.58
5.3.190.0070.06714.58
5.3.180.0170.07014.56
5.3.170.0070.08014.58
5.3.160.0070.06714.58
5.3.150.0030.07714.60
5.3.140.0170.05314.45
5.3.130.0130.07014.60
5.3.120.0030.05714.59
5.3.110.0070.03714.70
5.3.100.0130.06314.05
5.3.90.0000.04014.02
5.3.80.0130.03314.18
5.3.70.0030.03714.17
5.3.60.0030.04313.96
5.3.50.0000.04714.01
5.3.40.0100.05013.90
5.3.30.0000.04713.93
5.3.20.0030.07713.73
5.3.10.0030.04313.83
5.3.00.0170.06313.66
5.2.170.0070.06011.20
5.2.160.0000.03011.16
5.2.150.0030.03011.15
5.2.140.0000.04011.12
5.2.130.0100.03011.11
5.2.120.0070.06011.27
5.2.110.0030.06711.13
5.2.100.0100.03711.02
5.2.90.0030.06311.25
5.2.80.0030.04311.02
5.2.70.0000.03711.05
5.2.60.0000.03011.05
5.2.50.0030.03011.17
5.2.40.0000.03310.96
5.2.30.0030.02711.02
5.2.20.0100.02010.97
5.2.10.0030.02710.87
5.2.00.0030.03010.73
5.1.60.0030.02710.04
5.1.50.0000.0279.97
5.1.40.0000.0279.98
5.1.30.0070.02310.23
5.1.20.0170.01710.32
5.1.10.0000.03010.23
5.1.00.0030.0239.98
5.0.50.0070.0178.50
5.0.40.0000.0208.48
5.0.30.0030.0308.14
5.0.20.0000.0208.22
5.0.10.0000.0208.16
5.0.00.0030.0278.13
4.4.90.0030.0208.13
4.4.80.0000.0178.13
4.4.70.0000.0178.13
4.4.60.0000.0178.13
4.4.50.0030.0178.13
4.4.40.0000.0278.13
4.4.30.0000.0178.13
4.4.20.0030.0138.13
4.4.10.0000.0208.13
4.4.00.0000.0238.13
4.3.110.0030.0138.13
4.3.100.0000.0178.13
4.3.90.0000.0208.13
4.3.80.0030.0238.13
4.3.70.0000.0138.13
4.3.60.0000.0138.13
4.3.50.0070.0108.13
4.3.40.0000.0238.13
4.3.30.0000.0178.13
4.3.20.0000.0178.13
4.3.10.0000.0178.13
4.3.00.0000.0138.13

preferences:
55.07 ms | 401 KiB | 5 Q