3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t1 = microtime(true); $i = 1000; $a; while ($i--) { $a = 12.23 + 45.1 * (0.5 - 0.21); } echo (microtime(true) - $t1) * 1000000;

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)
7.4.10.0070.00814.83
7.4.00.0090.00714.80
7.3.130.0130.00515.03
7.3.120.0030.01514.88
7.3.110.0090.01014.58
7.3.100.0050.00914.80
7.3.90.0060.01114.99
7.3.80.0080.00515.00
7.3.70.0110.00414.82
7.3.60.0030.01014.73
7.3.50.0050.01014.81
7.3.40.0040.00714.83
7.3.30.0120.00314.64
7.3.20.0050.00716.52
7.3.10.0090.00516.57
7.3.00.0030.00816.84
7.2.260.0050.01114.97
7.2.250.0040.01315.20
7.2.240.0050.01115.01
7.2.230.0040.01314.79
7.2.220.0060.00914.95
7.2.210.0070.00415.01
7.2.200.0090.00715.05
7.2.190.0050.00914.78
7.2.180.0030.01015.13
7.2.170.0070.00714.85
7.2.160.0020.01014.91
7.2.150.0020.01516.69
7.2.140.0050.01016.99
7.2.130.0120.00316.98
7.2.120.0050.00917.00
7.2.110.0060.00917.00
7.2.100.0060.00716.85
7.2.90.0060.01016.96
7.2.80.0060.00816.84
7.2.70.0080.00617.04
7.2.60.0040.00916.90
7.2.50.0060.01016.86
7.2.40.0020.01117.12
7.2.30.0040.01417.00
7.2.20.0110.00616.70
7.2.10.0110.00517.03
7.2.00.0060.00717.79
7.1.330.0070.00815.69
7.1.320.0100.00615.90
7.1.310.0080.00315.73
7.1.300.0060.00815.67
7.1.290.0020.00915.58
7.1.280.0040.01015.60
7.1.270.0020.01215.52
7.1.260.0070.00615.62
7.1.250.0050.00715.78
7.1.240.0060.01015.74
7.1.230.0050.00715.65
7.1.220.0060.00615.72
7.1.210.0070.00715.74
7.1.200.0040.00915.82
7.1.190.0040.00915.77
7.1.180.0060.00515.83
7.1.170.0070.00415.68
7.1.160.0040.00715.65
7.1.150.0070.00415.75
7.1.140.0060.00815.76
7.1.130.0040.00915.81
7.1.120.0080.00815.81
7.1.110.0000.00815.78
7.1.100.0110.00315.77
7.1.90.0110.00315.64
7.1.80.0070.00315.71
7.1.70.0030.00916.12
7.1.60.0080.00917.04
7.1.50.0090.00816.08
7.1.40.0050.00815.75
7.1.30.0060.00515.84
7.1.20.0060.00715.78
7.1.10.0080.00415.52
7.1.00.0050.02917.95
7.0.330.0030.00915.36
7.0.320.0030.00815.46
7.0.310.0080.00515.23
7.0.300.0070.00615.40
7.0.290.0030.01115.23
7.0.280.0080.00515.35
7.0.270.0040.01115.22
7.0.260.0050.00615.35
7.0.250.0060.00815.31
7.0.240.0080.00615.25
7.0.230.0070.00615.28
7.0.220.0060.00715.34
7.0.210.0020.01215.42
7.0.200.0030.01015.84
7.0.190.0000.00915.35
7.0.180.0030.00815.39
7.0.170.0070.00415.37
7.0.160.0060.00615.52
7.0.150.0040.01115.32
7.0.140.0060.02617.58
7.0.130.0050.00915.42
7.0.120.0080.00515.51
7.0.110.0070.00815.53
7.0.100.0080.00615.30
7.0.90.0050.00715.47
7.0.80.0070.00715.29
7.0.70.0030.00815.48
7.0.60.0090.02816.91
7.0.50.0070.01916.24
7.0.40.0030.01915.57
7.0.30.0050.02315.68
7.0.20.0090.01915.59
7.0.10.0110.03415.67
7.0.00.0100.02815.68
5.6.400.0050.00914.30
5.6.390.0000.01014.44
5.6.380.0040.01014.46
5.6.370.0060.00814.25
5.6.360.0070.00314.44
5.6.350.0110.00314.23
5.6.340.0050.00714.38
5.6.330.0090.00514.31
5.6.320.0110.00614.46
5.6.310.0090.00514.39
5.6.300.0040.00914.28
5.6.290.0070.00814.51
5.6.280.0060.02816.72
5.6.270.0070.00814.13
5.6.260.0060.00714.26
5.6.250.0040.00914.31
5.6.240.0100.00514.41
5.6.230.0040.00814.24
5.6.220.0020.01214.36
5.6.210.0090.02116.35
5.6.200.0050.02215.57
5.6.190.0080.01616.42
5.6.180.0110.02616.41
5.6.170.0120.03016.33
5.6.160.0070.02716.36
5.6.150.0030.03315.54
5.6.140.0050.02515.54
5.6.130.0090.02615.67
5.6.120.0080.02316.58
5.6.110.0070.03416.61
5.6.100.0080.02716.49
5.6.90.0060.02716.58
5.6.80.0060.03416.14
5.6.70.0130.02916.25
5.6.60.0070.00414.20
5.6.50.0030.01014.13
5.6.40.0030.01214.25
5.6.30.0030.01214.25
5.6.20.0080.00314.13
5.6.10.0080.00514.12
5.6.00.0050.00914.29
5.5.380.0040.00814.36
5.5.370.0070.00714.23
5.5.360.0090.00714.28
5.5.350.0020.03116.42
5.5.340.0090.02815.47
5.5.330.0080.02416.42
5.5.320.0090.02516.41
5.5.310.0110.02516.16
5.5.300.0120.02815.52
5.5.290.0070.02115.33
5.5.280.0050.03316.40
5.5.270.0030.02216.37
5.5.260.0090.02816.33
5.5.250.0080.03116.37
5.5.240.0040.03416.04
5.5.230.0060.00614.05
5.5.220.0030.00714.24
5.5.210.0070.00914.04
5.5.200.0070.00914.13
5.5.190.0040.00814.26
5.5.180.0020.01114.16
5.5.170.0050.00814.26
5.5.160.0050.00814.11
5.5.150.0050.00714.30
5.5.140.0060.00814.04
5.5.130.0060.00814.15
5.5.120.0080.00614.26
5.5.110.0130.00114.20
5.5.100.0090.00513.89
5.5.90.0100.00514.23
5.5.80.0070.00814.08
5.5.70.0080.00814.13
5.5.60.0080.00814.10
5.5.50.0080.00714.17
5.5.40.0070.00714.11
5.5.30.0020.01214.13
5.5.20.0030.01014.23
5.5.10.0030.01113.91
5.5.00.0050.00814.21
5.4.450.0160.02813.60
5.4.440.0140.01813.56
5.4.430.0160.01813.55
5.4.420.0140.03113.67
5.4.410.0150.02213.79
5.4.400.0130.02113.58
5.4.390.0180.01213.42
5.4.380.0120.02513.54
5.4.370.0150.01813.46
5.4.360.0150.02013.62
5.4.350.0170.01813.61
5.4.340.0130.01713.51
5.4.330.0050.00510.77
5.4.320.0160.01913.61
5.4.310.0170.01813.50
5.4.300.0170.01613.45
5.4.290.0120.01913.59
5.4.280.0180.02613.60
5.4.270.0170.02313.59
5.4.260.0160.02513.59
5.4.250.0160.02813.45
5.4.240.0120.02413.42
5.4.230.0210.02313.71
5.4.220.0190.02613.57
5.4.210.0180.02213.63
5.4.200.0170.02013.50
5.4.190.0160.01413.57
5.4.180.0190.02213.59
5.4.170.0120.02013.64
5.4.160.0140.02713.46
5.4.150.0180.02613.56
5.4.140.0140.01712.81
5.4.130.0170.02612.63
5.4.120.0140.01912.63
5.4.110.0220.02212.77
5.4.100.0130.01812.58
5.4.90.0230.01612.67
5.4.80.0130.01712.63
5.4.70.0180.01612.69
5.4.60.0140.01612.62
5.4.50.0130.01712.66
5.4.40.0140.01612.73
5.4.30.0180.01712.53
5.4.20.0150.01512.76
5.4.10.0170.01512.76
5.4.00.0160.01312.38
5.3.290.0470.07014.59
5.3.280.0300.04314.61
5.3.270.0530.05714.45
5.3.260.0370.04714.53
5.3.250.0500.06014.47
5.3.240.0400.07014.46
5.3.230.0430.03714.45
5.3.220.0370.04314.59
5.3.210.0470.06714.50
5.3.200.0570.06014.54
5.3.190.0600.06314.40
5.3.180.0370.04314.50
5.3.170.0430.04714.39
5.3.160.0370.04714.40
5.3.150.0330.05014.60
5.3.140.0430.03714.39
5.3.130.0470.05014.52
5.3.120.0500.05314.49
5.3.110.0400.07014.38
5.3.100.0370.04713.92
5.3.90.0430.06713.92
5.3.80.0330.04713.92
5.3.70.0400.04313.95
5.3.60.0570.05313.95
5.3.50.0430.04013.92
5.3.40.0430.06313.92
5.3.30.0570.05013.92
5.3.20.0400.05313.92
5.3.10.0370.04313.92
5.3.00.0400.05013.92
5.2.170.0330.03713.92
5.2.160.0430.03313.92
5.2.150.0430.02013.92
5.2.140.0400.06013.92
5.2.130.0430.05013.92
5.2.120.0400.05013.92
5.2.110.0300.03713.92
5.2.100.0330.02713.92
5.2.90.0370.04013.92
5.2.80.0330.04013.92
5.2.70.0370.02713.92
5.2.60.0430.05313.92
5.2.50.0370.05313.92
5.2.40.0270.03013.92
5.2.30.0330.05313.92
5.2.20.0370.05313.92
5.2.10.0270.03013.92
5.2.00.0400.05013.92
5.1.60.0300.02713.92
5.1.50.0430.04013.92
5.1.40.0300.03013.92
5.1.30.0330.05313.92
5.1.20.0430.04013.92
5.1.10.0330.02713.92
5.1.00.0270.02713.92
5.0.50.0130.02313.92
5.0.40.0170.02313.92
5.0.30.0200.05013.92
5.0.20.0130.02313.92
5.0.10.0170.03013.92
5.0.00.0130.04313.92
4.4.90.0170.03313.92
4.4.80.0230.02713.92
4.4.70.0170.03713.92
4.4.60.0170.02713.92
4.4.50.0200.03013.92
4.4.40.0200.03013.92
4.4.30.0170.03313.92
4.4.20.0230.01713.92
4.4.10.0230.03013.92
4.4.00.0170.05013.92
4.3.110.0200.02713.92
4.3.100.0130.02013.92
4.3.90.0200.02013.92
4.3.80.0170.04713.92
4.3.70.0230.02313.92
4.3.60.0130.01713.92
4.3.50.0130.03313.92
4.3.40.0200.05013.92
4.3.30.0130.01713.92
4.3.20.0100.03713.92
4.3.10.0100.03313.92
4.3.00.0130.02713.92

preferences:
34.4 ms | 400 KiB | 5 Q