3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = microtime(true); for ($i = 0; $i < 100000; $i++) { $time = $_SERVER['REQUEST_TIME']; } echo 'request time: ' . (microtime(true) - $time) . "\n"; $time = microtime(true); for ($i = 0; $i < 100000; $i++) { $time = time(); } echo 'time(): ' . (microtime(true) - $time);

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)
7.4.00.0030.02314.86
7.3.120.0030.02614.92
7.3.110.0060.02114.92
7.3.100.0030.02214.92
7.3.90.0050.01714.78
7.3.80.0050.02114.71
7.3.70.0030.02014.83
7.3.60.0030.02114.71
7.3.50.0030.01914.73
7.3.40.0060.01614.72
7.3.30.0100.01314.52
7.3.20.0100.01216.60
7.3.10.0080.01316.58
7.3.00.0040.01616.59
7.2.250.0070.02515.09
7.2.240.0050.02015.15
7.2.230.0030.02415.05
7.2.220.0080.01914.99
7.2.210.0070.01914.99
7.2.200.0050.01815.12
7.2.190.0060.01715.02
7.2.180.0060.01915.00
7.2.170.0060.01814.98
7.2.160.0060.01915.12
7.2.150.0100.01616.95
7.2.140.0070.02016.95
7.2.130.0030.01816.65
7.2.120.0070.01916.84
7.2.110.0030.01916.87
7.2.100.0080.01616.90
7.2.90.0020.02216.76
7.2.80.0000.02516.65
7.2.70.0050.01917.02
7.2.60.0080.01516.88
7.2.50.0050.01616.93
7.2.40.0080.01616.88
7.2.30.0030.02116.95
7.2.20.0100.01516.85
7.2.10.0090.01616.85
7.2.00.0020.02117.70
7.1.330.0050.02415.84
7.1.320.0030.02615.80
7.1.310.0070.02115.62
7.1.300.0060.02315.74
7.1.290.0030.02715.69
7.1.280.0050.02715.61
7.1.270.0080.02415.76
7.1.260.0110.01915.54
7.1.250.0100.02115.61
7.1.70.0060.00616.92
7.1.60.0060.02619.82
7.1.50.0110.02817.02
7.1.00.0000.04322.31
7.0.200.0030.00916.87
7.0.140.0000.09021.93
7.0.100.0200.08319.99
7.0.90.0100.05019.96
7.0.80.0070.04719.93
7.0.70.0030.05019.95
7.0.60.0100.05319.95
7.0.50.0100.08020.33
7.0.40.0070.04719.96
7.0.30.0100.05020.18
7.0.20.0030.05320.00
7.0.10.0100.04320.12
7.0.00.0030.06319.99
5.6.280.0030.10021.09
5.6.250.0030.09720.50
5.6.240.0070.09020.66
5.6.230.0070.09020.66
5.6.220.0170.05020.55
5.6.210.0070.05320.49
5.6.200.0000.06021.09
5.6.190.0000.07021.08
5.6.180.0130.05321.08
5.6.170.0000.06021.02
5.6.160.0000.07021.10
5.6.150.0000.05721.11
5.6.140.0030.05021.05
5.6.130.0030.05321.13
5.6.120.0130.04721.02
5.6.110.0030.04721.12
5.6.100.0100.05021.10
5.6.90.0070.10321.07
5.6.80.0030.10020.49
5.6.70.0070.06320.43
5.6.60.0100.06320.42
5.6.50.0100.09720.45
5.6.40.0100.07020.46
5.6.30.0000.09720.46
5.6.20.0200.08020.43
5.6.10.0030.09320.38
5.6.00.0170.07720.41
5.5.380.0070.11020.56
5.5.370.0070.05320.45
5.5.360.0030.05720.35
5.5.350.0030.05720.44
5.5.340.0000.10720.88
5.5.330.0030.05720.77
5.5.320.0000.10020.76
5.5.310.0100.05020.92
5.5.300.0070.05020.82
5.5.290.0100.07320.79
5.5.280.0030.05020.79
5.5.270.0030.05020.91
5.5.260.0000.06020.72
5.5.250.0070.06320.56
5.5.240.0030.08720.11
5.5.230.0030.07720.30
5.5.220.0070.11720.30
5.5.210.0070.10020.02
5.5.200.0030.10319.99
5.5.190.0070.09320.27
5.5.180.0000.08020.22
5.5.160.0030.10320.28
5.5.150.0070.10020.14
5.5.140.0100.09020.22
5.5.130.0100.06020.13
5.5.120.0130.09320.14
5.5.110.0000.07320.21
5.5.100.0070.10020.13
5.5.90.0100.07720.05
5.5.80.0070.08720.16
5.5.70.0130.09720.04
5.5.60.0070.06320.06
5.5.50.0100.09720.05
5.5.40.0070.09320.13
5.5.30.0130.09319.99
5.5.20.0100.08020.04
5.5.10.0070.09320.03
5.5.00.0100.09019.99
5.4.450.0030.05319.40
5.4.440.0030.05719.37
5.4.430.0070.05719.43
5.4.420.0100.09319.13
5.4.410.0100.09719.14
5.4.400.0000.11019.25
5.4.390.0000.08019.03
5.4.380.0070.09319.12
5.4.370.0070.09719.06
5.4.360.0070.08719.05
5.4.350.0030.05719.14
5.4.340.0130.09319.23
5.4.320.0100.10018.95
5.4.310.0100.09018.96
5.4.300.0100.06319.07
5.4.290.0070.06018.96
5.4.280.0130.09718.94
5.4.270.0030.09019.07
5.4.260.0030.06019.09
5.4.250.0000.10018.97
5.4.240.0100.06319.05
5.4.230.0030.10318.80
5.4.220.0070.10719.12
5.4.210.0100.07318.95
5.4.200.0100.09319.02
5.4.190.0130.08718.93
5.4.180.0030.06018.89
5.4.170.0100.09718.93
5.4.160.0100.09319.05
5.4.150.0030.09719.20
5.4.140.0100.08716.37
5.4.130.0070.10316.34
5.4.120.0070.07716.36
5.4.110.0070.10016.30
5.4.100.0070.09716.21
5.4.90.0070.10316.43
5.4.80.0070.08316.24
5.4.70.0030.10016.32
5.4.60.0170.06716.41
5.4.50.0070.09716.18
5.4.40.0070.09016.30
5.4.30.0070.07016.28
5.4.20.0030.09016.20
5.4.10.0100.08016.14
5.4.00.0100.06715.72
5.3.290.0130.10314.59
5.3.280.0070.10314.53
5.3.270.0000.10314.57
5.3.260.0100.10714.56
5.3.250.0130.09714.46
5.3.240.0100.09014.56
5.3.230.0070.10714.56
5.3.220.0070.07014.55
5.3.210.0070.10714.55
5.3.200.0130.09314.50
5.3.190.0070.06314.40
5.3.180.0030.10714.54
5.3.170.0030.09714.56
5.3.160.0100.09014.52
5.3.150.0170.08714.53
5.3.140.0030.10014.41
5.3.130.0030.10714.45
5.3.120.0030.10714.49
5.3.110.0030.10314.50
5.3.100.0100.08014.00
5.3.90.0000.11014.00
5.3.80.0100.09314.02
5.3.70.0100.07714.02
5.3.60.0000.10313.98
5.3.50.0130.09313.89
5.3.40.0070.11013.89
5.3.30.0070.07713.86
5.3.20.0030.10713.63
5.3.10.0100.08313.66
5.3.00.0130.09313.49
5.2.170.0070.09711.36
5.2.160.0030.09711.36
5.2.150.0070.10011.36
5.2.140.0070.05311.36
5.2.130.0170.08011.36
5.2.120.0030.10311.36
5.2.110.0100.12311.36
5.2.100.0170.08011.36
5.2.90.0000.05711.36
5.2.80.0000.08711.36
5.2.70.0030.10011.36
5.2.60.0070.09711.36
5.2.50.0100.08011.41
5.2.40.0170.08311.41
5.2.30.0030.09011.41
5.2.20.0070.09311.41
5.2.10.0100.09011.63
5.2.00.0000.08011.63
5.1.60.0070.08711.63
5.1.50.0030.09311.82
5.1.40.0030.05312.07
5.1.30.0030.05712.07
5.1.20.0100.08712.07
5.1.10.0030.09012.34
5.1.00.0030.08012.34
5.0.50.0000.03012.54
5.0.40.0030.03712.79
5.0.30.0070.05712.79
5.0.20.0030.02312.79
5.0.10.0030.02712.79
5.0.00.0100.06012.79
4.4.90.0030.03711.36
4.4.80.0000.04011.36
4.4.70.0030.03311.41
4.4.60.0000.03011.41
4.4.50.0030.03311.41
4.4.40.0100.05011.63
4.4.30.0070.01311.82
4.4.20.0030.04012.07
4.4.10.0030.03312.34
4.4.00.0030.05712.79
4.3.110.0030.02012.79
4.3.100.0000.04012.79
4.3.90.0070.02712.79
4.3.80.0070.05012.79
4.3.70.0070.03312.79
4.3.60.0030.03312.79
4.3.50.0000.03312.79
4.3.40.0000.05712.79
4.3.30.0030.03312.79
4.3.20.0030.03312.79
4.3.10.0100.03312.79
4.3.00.0030.03712.79

preferences:
38.98 ms | 401 KiB | 5 Q