3v4l.org

run code in 300+ PHP versions simultaneously
<?php function p($str) { echo $str, '<br>'; echo strftime($str), '<br>'; echo bin2hex($str), '<br>'; echo bin2hex(strftime($str)), '<hr>'; } setlocale(LC_ALL, 'C'); p('あ');

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)
8.3.40.0070.00718.79
8.3.30.0070.00719.17
8.3.20.0040.00420.34
8.3.10.0040.00423.48
8.3.00.0040.00420.77
8.2.170.0130.00722.96
8.2.160.0100.00320.58
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.48
8.2.110.0060.00322.21
8.2.100.0070.00418.03
8.2.90.0060.00319.08
8.2.80.0080.00017.97
8.2.70.0000.01017.75
8.2.60.0080.00017.80
8.2.50.0000.00918.07
8.2.40.0040.00420.07
8.2.30.0040.00418.13
8.2.20.0040.00417.88
8.2.10.0000.00817.99
8.2.00.0000.00819.52
8.1.270.0040.00823.60
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0030.00623.86
8.1.230.0060.00619.16
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0110.00416.98
8.1.190.0030.00517.23
8.1.180.0030.00518.10
8.1.170.0120.00018.63
8.1.160.0030.00521.87
8.1.150.0000.00718.56
8.1.140.0070.00017.45
8.1.130.0000.00717.88
8.1.120.0050.00217.36
8.1.110.0000.00717.52
8.1.100.0050.00217.46
8.1.90.0070.00017.53
8.1.80.0050.00217.45
8.1.70.0000.00717.30
8.1.60.0080.00017.47
8.1.50.0080.00017.56
8.1.40.0040.00717.51
8.1.30.0080.00017.55
8.1.20.0040.00417.56
8.1.10.0000.00817.55
8.1.00.0000.00717.40
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0000.00718.44
8.0.270.0050.00217.32
8.0.260.0030.00317.28
8.0.250.0030.00317.07
8.0.240.0040.00417.04
8.0.230.0030.00316.95
8.0.220.0030.00316.90
8.0.210.0000.00716.92
8.0.200.0040.00416.94
8.0.190.0090.00116.88
8.0.180.0040.00416.91
8.0.170.0060.00316.93
8.0.160.0030.00516.96
8.0.150.0000.00816.93
8.0.140.0070.00016.81
8.0.130.0000.00513.31
8.0.120.0040.00416.80
8.0.110.0050.00316.88
8.0.100.0040.00416.73
8.0.90.0040.00416.91
8.0.80.0060.00916.93
8.0.70.0070.00016.91
8.0.60.0050.00216.88
8.0.50.0040.00416.98
8.0.30.0110.00917.06
8.0.20.0110.01117.40
8.0.10.0040.00416.90
8.0.00.0110.00616.79
7.4.330.0030.00215.03
7.4.320.0030.00316.56
7.4.300.0060.00016.54
7.4.290.0000.00816.57
7.4.280.0040.00416.44
7.4.270.0000.00716.43
7.4.260.0070.00016.50
7.4.250.0050.00216.50
7.4.240.0030.00416.59
7.4.230.0000.00816.55
7.4.220.0130.00316.49
7.4.210.0030.01316.65
7.4.200.0040.00416.63
7.4.160.0120.00616.64
7.4.150.0110.00617.40
7.4.140.0050.01517.86
7.4.130.0080.01116.60
7.4.120.0090.00716.73
7.4.110.0130.00316.52
7.4.100.0070.01416.54
7.4.90.0100.00716.69
7.4.80.0130.00619.39
7.4.70.0030.01616.52
7.4.60.0130.00816.72
7.4.50.0040.00416.63
7.4.40.0110.00616.29
7.4.30.0130.00916.52
7.4.00.0100.00714.96
7.3.330.0000.00513.38
7.3.320.0000.00613.29
7.3.310.0070.00016.23
7.3.300.0030.00316.43
7.3.290.0220.00516.39
7.3.280.0120.00716.41
7.3.270.0090.00917.40
7.3.260.0120.01216.66
7.3.250.0040.01316.57
7.3.240.0070.01016.59
7.3.230.0070.01016.58
7.3.210.0070.01016.79
7.3.200.0100.01016.68
7.3.190.0060.01216.37
7.3.180.0080.00816.63
7.3.170.0110.00616.53
7.3.160.0060.01216.71
7.3.120.0050.01314.92
7.3.110.0060.01114.98
7.3.100.0060.00714.98
7.3.90.0080.01015.03
7.3.80.0030.01014.87
7.3.70.0050.01015.02
7.3.60.0050.01014.78
7.3.50.0050.00714.91
7.3.40.0060.00715.08
7.3.30.0060.00414.99
7.3.20.0090.00616.79
7.3.10.0060.00816.56
7.3.00.0080.00716.75
7.2.330.0140.00316.81
7.2.320.0100.00716.73
7.2.310.0090.00916.86
7.2.300.0030.01316.74
7.2.290.0130.00716.49
7.2.250.0090.00615.32
7.2.240.0080.00915.05
7.2.230.0120.00315.31
7.2.220.0080.01015.01
7.2.210.0050.00815.03
7.2.200.0080.00715.01
7.2.190.0050.01115.11
7.2.180.0060.00614.88
7.2.170.0030.01014.86
7.2.160.0070.00714.77
7.2.150.0060.00616.96
7.2.140.0000.01117.16
7.2.130.0150.00516.96
7.2.120.0040.01016.70
7.2.110.0150.00416.76
7.2.100.0120.00716.71
7.2.90.0090.00416.51
7.2.80.0060.00716.76
7.2.70.0090.00316.96
7.2.60.0070.00816.79
7.2.50.0100.00716.76
7.2.40.0170.00316.84
7.2.30.0080.00816.60
7.2.20.0070.00516.72
7.2.10.0070.01016.77
7.2.00.0090.00517.64
7.1.330.0050.01015.94
7.1.320.0090.00915.81
7.1.310.0050.00915.80
7.1.300.0060.00815.88
7.1.290.0050.00515.82
7.1.280.0070.00715.79
7.1.270.0050.00815.72
7.1.260.0040.00615.93
7.1.250.0070.01515.81
7.1.100.0120.01218.04
7.1.70.0000.00817.05
7.1.60.0060.01919.70
7.1.50.0100.01017.20
7.1.00.0100.07022.48
7.0.200.0000.00716.97
7.0.140.0000.07722.00
7.0.60.0030.05319.95
7.0.50.0030.08717.74
7.0.40.0000.05320.29
7.0.30.0300.09020.29
7.0.20.0300.07320.09
7.0.10.0030.06720.25
7.0.00.0070.08720.33
5.6.280.0100.06721.08
5.6.210.0100.08020.66
5.6.200.0100.05018.20
5.6.190.0030.04320.57
5.6.180.0470.07320.77
5.6.170.0270.06720.50
5.6.160.0100.03720.71
5.6.150.0030.07318.29
5.6.140.0030.08318.21
5.6.130.0130.08018.16
5.6.120.0130.07721.02
5.6.110.0070.08321.05
5.6.100.0130.07720.98
5.6.90.0070.08020.96
5.6.80.0000.04020.44
5.5.350.0170.04320.43
5.5.340.0100.05718.02
5.5.330.0170.07020.35
5.5.320.0230.04020.32
5.5.310.0270.05020.29
5.5.300.0000.04018.02
5.5.290.0070.04018.02
5.5.280.0070.07020.87
5.5.270.0130.07720.96
5.5.260.0070.08320.81
5.5.250.0030.04320.70
5.5.240.0170.03320.29
5.4.450.0300.07719.28
5.4.440.0300.07019.57
5.4.430.0300.08319.58
5.4.420.0100.05719.18
5.4.410.0000.05319.35
5.4.400.0000.08319.24
5.4.390.0070.07019.23
5.4.380.0070.05318.96
5.4.370.0000.07719.23
5.4.360.0070.06318.86
5.4.350.0030.05019.31
5.4.340.0070.07319.09
5.4.320.0030.06718.95
5.4.310.0070.06319.22
5.4.300.0000.06018.89
5.4.290.0070.03319.13
5.4.280.0000.04319.17
5.4.270.0030.05019.08
5.4.260.0000.03719.21
5.4.250.0000.03719.19
5.4.240.0000.04019.23
5.4.230.0000.04019.22
5.4.220.0030.03719.16
5.4.210.0000.03719.30
5.4.200.0000.03719.19
5.4.190.0000.03718.86
5.4.180.0030.03719.14
5.4.170.0030.03318.97
5.4.160.0000.03718.93
5.4.150.0070.03318.85
5.4.140.0030.03316.39
5.4.130.0000.03316.40
5.4.120.0030.03316.55
5.4.110.0030.03316.42
5.4.100.0000.03316.61
5.4.90.0000.03316.50
5.4.80.0000.04016.22
5.4.70.0000.03316.57
5.4.60.0000.03316.53
5.4.50.0000.03716.23
5.4.40.0070.03016.39
5.4.30.0000.03716.42
5.4.20.0000.04016.48
5.4.10.0000.07016.55
5.4.00.0000.03715.80
5.3.290.0030.06014.82
5.3.280.0030.03314.61
5.3.270.0000.03714.68
5.3.260.0070.04314.61
5.3.250.0000.03714.82
5.3.240.0000.03714.53
5.3.230.0000.04014.51
5.3.220.0000.04014.46
5.3.210.0000.03714.64
5.3.200.0000.05714.48
5.3.190.0100.03714.54
5.3.180.0000.03714.56
5.3.170.0100.02714.46
5.3.160.0000.03714.61
5.3.150.0000.03714.63
5.3.140.0070.03014.49
5.3.130.0030.03314.66
5.3.120.0000.04014.54
5.3.110.0000.03714.62
5.3.100.0000.04714.04
5.3.90.0030.05313.92
5.3.80.0030.06713.92
5.3.70.0100.05313.93
5.3.60.0030.05714.07
5.3.50.0000.04713.96
5.3.40.0100.06013.88
5.3.30.0070.06314.02
5.3.20.0030.06313.71
5.3.10.0000.05013.74
5.3.00.0000.06013.55
5.2.170.0170.06313.39
5.2.160.0100.05713.39
5.2.150.0070.06013.39
5.2.140.0100.04313.39
5.2.130.0000.06713.39
5.2.120.0100.05313.39
5.2.110.0030.05313.39
5.2.100.0030.03313.39
5.2.90.0000.06013.39
5.2.80.0030.06013.39
5.2.70.0100.05313.39
5.2.60.0000.04713.39
5.2.50.0030.06313.39
5.2.40.0030.06313.39
5.2.30.0000.04713.39
5.2.20.0000.06313.39
5.2.10.0100.02313.39
5.2.00.0000.03313.39
5.1.60.0070.04313.39
5.1.50.0000.02713.39
5.1.40.0030.02713.39
5.1.30.0000.02713.39
5.1.20.0030.06013.39
5.1.10.0030.04013.39
5.1.00.0030.04713.39
5.0.50.0000.04013.39
5.0.40.0030.04313.39
5.0.30.0000.07013.39
5.0.20.0000.04013.39
5.0.10.0030.03713.39
5.0.00.0000.06313.39
4.4.90.0070.03013.39
4.4.80.0000.03713.39
4.4.70.0000.03013.39
4.4.60.0030.01313.39
4.4.50.0000.02313.39
4.4.40.0030.05313.39
4.4.30.0000.02313.39
4.4.20.0000.03713.39
4.4.10.0030.03713.39
4.4.00.0000.05013.39
4.3.110.0000.03013.39
4.3.100.0030.02713.39
4.3.90.0000.02713.39
4.3.80.0000.03313.39
4.3.70.0000.01713.39
4.3.60.0000.01713.39
4.3.50.0030.01313.39
4.3.40.0000.02313.39
4.3.30.0130.01313.39
4.3.20.0000.04013.39
4.3.10.0100.01713.39
4.3.00.0030.02713.39

preferences:
46.61 ms | 400 KiB | 5 Q