3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 0; $i < 3; $i ++) { echo "microtime(true): "; var_dump(microtime(true)); echo "<br/>microtime(): "; $utime = microtime(); var_dump($utime); list($ms,$s) = explode(' ', microtime()); $t = bcadd($s, $ms,8); echo "<br/>"; var_dump($t); echo "<br/>"; $a['time'] = $t; var_dump($a); }

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)
7.3.00.0030.00716.34
7.2.130.0030.00816.66
7.2.120.0030.01016.91
7.2.110.0100.00717.05
7.2.100.0030.01017.02
7.2.90.0080.00416.95
7.2.80.0000.01217.13
7.2.70.0060.00316.99
7.2.60.0090.00616.96
7.2.50.0120.00316.77
7.2.40.0030.01016.75
7.2.30.0060.00717.02
7.2.20.0100.00716.73
7.2.10.0030.01016.99
7.2.00.0030.00918.01
7.1.250.0080.00315.80
7.1.240.0060.00615.65
7.1.230.0060.01015.70
7.1.220.0080.00815.70
7.1.210.0110.00315.73
7.1.200.0100.00315.44
7.1.190.0030.01015.66
7.1.180.0030.00715.75
7.1.170.0100.00015.85
7.1.160.0060.00915.57
7.1.150.0060.00315.90
7.1.140.0070.00315.61
7.1.130.0070.00415.51
7.1.120.0070.00315.71
7.1.110.0100.00715.90
7.1.100.0040.00815.50
7.1.90.0030.01015.41
7.1.80.0070.00415.76
7.1.70.0050.00716.29
7.1.60.0060.00817.21
7.1.50.0050.01216.32
7.1.40.0000.00916.03
7.1.30.0070.00715.71
7.1.20.0040.01115.95
7.1.10.0040.00815.87
7.1.00.0080.03618.94
7.0.330.0070.00415.04
7.0.320.0070.00715.34
7.0.310.0060.00615.30
7.0.300.0060.00615.60
7.0.290.0060.00615.32
7.0.280.0070.00315.36
7.0.270.0030.00615.43
7.0.260.0080.00015.05
7.0.250.0060.00315.35
7.0.240.0060.00615.44
7.0.230.0030.00715.02
7.0.220.0070.00715.52
7.0.210.0070.00715.48
7.0.200.0020.00816.12
7.0.190.0090.00015.33
7.0.180.0060.00615.28
7.0.170.0030.01015.16
7.0.160.0040.00415.32
7.0.150.0070.00315.48
7.0.140.0020.04318.68
7.0.130.0000.01015.27
7.0.120.0070.01015.55
7.0.110.0080.00415.16
7.0.100.0000.00815.42
7.0.90.0000.01315.27
7.0.80.0040.00815.14
7.0.70.0060.00315.33
7.0.60.0080.04517.71
7.0.50.0020.02516.50
7.0.40.0080.02316.71
7.0.30.0050.03216.76
7.0.20.0130.03816.72
7.0.10.0050.02516.78
7.0.00.0050.03016.80
5.6.380.0030.00914.48
5.6.370.0080.00414.40
5.6.360.0000.01114.22
5.6.350.0080.00314.08
5.6.340.0030.00714.42
5.6.330.0080.00314.40
5.6.320.0060.00613.98
5.6.310.0000.01013.91
5.6.300.0030.00614.26
5.6.290.0070.00414.25
5.6.280.0100.00014.24
5.6.270.0030.01014.69
5.6.260.0040.00714.42
5.6.250.0070.00414.55
5.6.240.0030.00914.35
5.6.230.0120.00014.17
5.6.220.0030.00714.50
5.6.210.0060.04417.39
5.6.200.0100.03816.24
5.6.190.0030.03017.37
5.6.180.0250.04317.36
5.6.170.0250.02017.39
5.6.160.0030.02617.25
5.6.150.0110.03216.13
5.6.140.0050.02516.18
5.6.130.0080.04016.22
5.6.120.0020.04717.51
5.6.110.0120.04017.77
5.6.100.0110.04317.66
5.6.90.0080.04317.49
5.6.80.0030.04117.42
5.6.70.0100.00314.27
5.6.60.0050.00514.22
5.6.50.0040.01114.20
5.6.40.0030.01014.48
5.6.30.0080.00314.66
5.6.20.0060.00614.46
5.6.10.0000.00814.29
5.6.00.0030.00614.41
5.5.380.0040.00411.20
5.5.370.0060.00011.20
5.5.360.0040.00411.32
5.5.350.0090.04515.74
5.5.340.0070.04214.46
5.5.330.0000.03015.73
5.5.320.0250.03715.60
5.5.310.0220.04015.50
5.5.300.0000.02614.46
5.5.290.0030.02314.59
5.5.280.0080.04015.88
5.5.270.0030.03515.86
5.5.260.0070.04215.89
5.5.250.0080.02015.81
5.5.240.0100.04415.66
5.5.230.0110.00011.09
5.5.220.0030.00311.08
5.5.210.0000.01011.06
5.5.200.0070.00710.94
5.5.190.0030.01011.07
5.5.180.0000.00911.17
5.5.170.0040.00410.91
5.5.160.0000.00810.79
5.5.150.0060.00611.03
5.5.140.0090.00310.89
5.5.130.0060.00011.09
5.5.120.0080.00010.89
5.5.110.0050.00510.71
5.5.100.0000.00910.54
5.5.90.0030.00611.13
5.5.80.0130.00010.83
5.5.70.0030.00510.95
5.5.60.0030.00311.08
5.5.50.0050.00311.16
5.5.40.0000.01111.04
5.5.30.0030.00611.00
5.5.20.0030.00310.87
5.5.10.0040.00811.10
5.5.00.0080.00310.82
5.4.450.0250.02215.09
5.4.440.0100.02514.95
5.4.430.0110.02914.90
5.4.420.0350.00214.95
5.4.410.0330.00315.07
5.4.400.0330.00414.96
5.4.390.0320.00214.80
5.4.380.0350.00214.87
5.4.370.0330.00214.97
5.4.360.0390.00214.88
5.4.350.0320.00514.71
5.4.340.0070.01611.44
5.4.330.0000.00710.54
5.4.320.0020.02311.63
5.4.310.0030.02711.58
5.4.300.0040.02411.51
5.4.290.0110.02111.61
5.4.280.0040.02111.58
5.4.270.0040.02711.58
5.4.260.0060.02111.51
5.4.250.0050.02411.65
5.4.240.0060.02011.53
5.4.230.0030.02511.63
5.4.220.0080.02011.59
5.4.210.0050.01911.52
5.4.200.0060.02311.57
5.4.190.0040.02211.56
5.4.180.0040.02511.63
5.4.170.0100.02111.52
5.4.160.0050.02211.52
5.4.150.0050.02011.57
5.4.140.0070.02911.46
5.4.130.0070.02011.37
5.4.120.0080.01611.54
5.4.110.0040.02011.29
5.4.100.0060.02111.29
5.4.90.0060.02211.31
5.4.80.0060.02311.36
5.4.70.0050.02111.41
5.4.60.0040.02611.36
5.4.50.0070.01811.33
5.4.40.0040.02211.36
5.4.30.0070.02011.41
5.4.20.0040.02111.26
5.4.10.0050.02311.29
5.4.00.0070.02211.12
5.3.290.0070.02311.69
5.3.280.0050.02211.58
5.3.270.0060.02111.64
5.3.260.0070.02111.65
5.3.250.0080.01911.66
5.3.240.0070.02111.49
5.3.230.0030.02311.63
5.3.220.0050.02411.52
5.3.210.0020.02511.47
5.3.200.0040.02311.53
5.3.190.0050.02211.57
5.3.180.0060.02011.60
5.3.170.0060.02011.63
5.3.160.0060.02111.59
5.3.150.0060.02111.67
5.3.140.0060.02011.51
5.3.130.0070.02011.57
5.3.120.0020.02511.46
5.3.110.0090.02311.62
5.3.100.0020.02611.32
5.3.90.0060.02211.25
5.3.80.0030.02311.17
5.3.70.0080.02211.19
5.3.60.0040.02911.28
5.3.50.0030.02411.14
5.3.40.0030.02511.20
5.3.30.0040.02211.15
5.3.20.0020.02311.02
5.3.10.0110.01810.97
5.3.00.0050.02310.97
5.2.170.0060.0189.72
5.2.160.0050.0179.72
5.2.150.0060.0189.72
5.2.140.0020.0209.72
5.2.130.0060.0149.70
5.2.120.0030.0199.70
5.2.110.0020.0199.70
5.2.100.0050.0199.70
5.2.90.0040.0199.70
5.2.80.0050.0239.70
5.2.70.0040.0189.70
5.2.60.0010.0219.67
5.2.50.0020.0219.66
5.2.40.0040.0179.64
5.2.30.0040.0169.63
5.2.20.0020.0199.63
5.2.10.0030.0189.59
5.2.00.0060.0149.52
5.1.60.0030.0149.16
5.1.50.0050.0139.16
5.1.40.0030.0149.15
5.1.30.0040.0159.33
5.1.20.0010.0189.34
5.1.10.0040.0169.20
5.1.00.0040.0179.20
5.0.50.0030.0138.44
5.0.40.0030.0138.37
5.0.30.0010.0208.27
5.0.20.0030.0108.28
5.0.10.0020.0128.27
5.0.00.0040.0168.26
4.4.90.0010.0117.52
4.4.80.0010.0117.50
4.4.70.0020.0137.51
4.4.60.0040.0097.50
4.4.50.0020.0117.51
4.4.40.0010.0187.48
4.4.30.0030.0087.51
4.4.20.0020.0117.55
4.4.10.0050.0097.55
4.4.00.0020.0177.51
4.3.110.0030.0097.46
4.3.100.0020.0097.46
4.3.90.0020.0097.44
4.3.80.0010.0157.42
4.3.70.0020.0117.44
4.3.60.0030.0097.44
4.3.50.0020.0097.44
4.3.40.0040.0127.39
4.3.30.0010.0126.79
4.3.20.0010.0136.78
4.3.10.0020.0106.75
4.3.00.0040.00910.64

preferences:
41.27 ms | 401 KiB | 5 Q