3v4l.org

run code in 300+ PHP versions simultaneously
<?php $secret = "3d3d516343746d4d6d6c315669563362"; echo $s2 = base64_decode($secret); echo $s3 = strrev($s2); echo hex2bin($s3);

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)
8.3.60.0070.01018.68
8.3.50.0260.00622.03
8.3.40.0170.00318.71
8.3.30.0160.00318.81
8.3.20.0000.00720.21
8.3.10.0060.00323.66
8.3.00.0050.00322.29
8.2.180.0120.00816.38
8.2.170.0090.00622.96
8.2.160.0040.01520.98
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0080.00826.16
8.2.120.0040.00419.26
8.2.110.0070.00322.06
8.2.100.0070.00419.57
8.2.90.0040.00417.75
8.2.80.0030.00518.74
8.2.70.0040.00417.93
8.2.60.0050.00317.63
8.2.50.0060.00618.10
8.2.40.0000.00917.96
8.2.30.0000.00717.94
8.2.20.0060.00317.59
8.2.10.0040.00417.55
8.2.00.0000.00817.60
8.1.280.0130.00725.92
8.1.270.0040.00423.56
8.1.260.0140.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.97
8.1.230.0040.00718.97
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0000.00817.23
8.1.190.0000.00717.23
8.1.180.0060.00318.10
8.1.170.0040.00418.51
8.1.160.0040.00421.89
8.1.150.0050.00318.56
8.1.140.0040.00417.34
8.1.130.0060.00317.73
8.1.120.0040.00417.29
8.1.110.0040.00417.25
8.1.100.0030.00717.40
8.1.90.0070.00017.43
8.1.80.0030.00317.44
8.1.70.0000.00817.37
8.1.60.0060.00317.52
8.1.50.0050.00517.33
8.1.40.0000.00717.44
8.1.30.0030.00617.48
8.1.20.0060.00317.41
8.1.10.0050.00217.52
8.1.00.0050.00217.48
8.0.300.0070.00018.77
8.0.290.0050.00316.75
8.0.280.0000.00718.30
8.0.270.0000.00717.27
8.0.260.0050.00316.93
8.0.250.0030.00316.96
8.0.240.0000.00716.99
8.0.230.0030.00316.90
8.0.220.0000.00716.88
8.0.210.0070.00016.90
8.0.200.0030.00316.91
8.0.190.0040.00416.89
8.0.180.0050.00316.92
8.0.170.0000.00816.94
8.0.160.0070.00016.82
8.0.150.0070.00016.77
8.0.140.0030.00316.88
8.0.130.0030.00313.28
8.0.120.0030.00516.75
8.0.110.0000.00716.84
8.0.100.0040.00416.75
8.0.90.0000.00716.89
8.0.80.0060.01016.82
8.0.70.0040.00416.70
8.0.60.0070.00016.87
8.0.50.0040.00416.98
8.0.30.0120.01117.08
8.0.20.0120.00917.40
8.0.10.0000.00716.88
8.0.00.0080.01216.78
7.4.330.0050.00015.00
7.4.320.0030.00316.51
7.4.300.0030.00316.51
7.4.290.0070.00016.45
7.4.280.0040.00316.48
7.4.270.0030.00316.45
7.4.260.0070.00016.51
7.4.250.0000.00716.46
7.4.240.0020.00516.40
7.4.230.0000.00716.55
7.4.220.0060.01616.39
7.4.210.0110.00516.61
7.4.200.0070.00016.45
7.4.190.0030.00316.48
7.4.160.0100.00516.34
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0060.01316.55
7.4.120.0100.00716.48
7.4.110.0090.00916.46
7.4.100.0070.01016.60
7.4.90.0130.01016.57
7.4.80.0150.00616.38
7.4.70.0160.00016.53
7.4.60.0130.00316.39
7.4.50.0040.00416.40
7.4.40.0070.01122.77
7.4.30.0100.00716.48
7.4.10.0040.01115.09
7.4.00.0030.01414.99
7.3.330.0060.00013.07
7.3.320.0050.00013.08
7.3.310.0030.00316.12
7.3.300.0000.00616.14
7.3.290.0000.01416.23
7.3.280.0120.00816.18
7.3.270.0110.00517.40
7.3.260.0110.01016.21
7.3.250.0070.01216.24
7.3.240.0130.00916.46
7.3.230.0060.00916.39
7.3.210.0100.01316.27
7.3.200.0060.01219.39
7.3.190.0090.00916.38
7.3.180.0090.00616.34
7.3.170.0060.00916.29
7.3.160.0130.00316.45
7.3.130.0130.00614.74
7.3.120.0090.00714.80
7.3.110.0060.01214.51
7.3.100.0070.01014.89
7.3.90.0030.01314.92
7.3.80.0100.00614.87
7.3.70.0050.00514.50
7.3.60.0100.00314.77
7.3.50.0070.01114.53
7.3.40.0110.00714.82
7.3.30.0110.00414.38
7.3.20.0090.00616.62
7.3.10.0060.00816.38
7.3.00.0130.00016.23
7.2.330.0040.01516.65
7.2.320.0110.01116.40
7.2.310.0120.00316.25
7.2.300.0120.00416.55
7.2.290.0130.00316.37
7.2.260.0030.01615.26
7.2.250.0130.00315.20
7.2.240.0090.00414.93
7.2.230.0080.00315.21
7.2.220.0070.01015.02
7.2.210.0060.01214.93
7.2.200.0000.01215.14
7.2.190.0070.01315.10
7.2.180.0070.01015.05
7.2.170.0090.00014.88
7.2.160.0070.00714.52
7.2.150.0060.00916.95
7.2.140.0130.00316.96
7.2.130.0120.00216.56
7.2.120.0050.01016.42
7.2.110.0020.01316.41
7.2.100.0080.00616.70
7.2.90.0070.01216.56
7.2.80.0080.00816.52
7.2.70.0070.00616.68
7.2.60.0080.00816.82
7.2.50.0030.01116.57
7.2.40.0080.00616.85
7.2.30.0090.00716.53
7.2.20.0030.01416.58
7.2.10.0100.00416.48
7.2.00.0100.00517.62
7.1.330.0040.01115.68
7.1.320.0040.01515.62
7.1.310.0070.00715.79
7.1.300.0090.00615.79
7.1.290.0030.01415.88
7.1.280.0060.00615.48
7.1.270.0060.01015.64
7.1.260.0030.00815.45
7.1.250.0090.00515.53
7.1.240.0000.01015.75
7.1.230.0070.00715.79
7.1.220.0100.00715.57
7.1.210.0120.00315.53
7.1.200.0030.01015.43
7.1.190.0030.00915.82
7.1.180.0040.01215.74
7.1.170.0030.01015.58
7.1.160.0000.01115.68
7.1.150.0040.01115.82
7.1.140.0060.00315.81
7.1.130.0040.01115.67
7.1.120.0030.01015.46
7.1.110.0080.00815.74
7.1.100.0050.01116.72
7.1.90.0130.00015.58
7.1.80.0000.01215.47
7.1.70.0080.00516.43
7.1.60.0100.01017.59
7.1.50.0150.01225.03
7.1.40.0130.00015.56
7.1.30.0080.00315.82
7.1.20.0060.00715.73
7.1.10.0030.01015.64
7.1.00.0040.04419.06
7.0.330.0050.00315.38
7.0.320.0060.00915.20
7.0.310.0060.00815.31
7.0.300.0160.00015.33
7.0.290.0070.00315.04
7.0.280.0070.01015.32
7.0.270.0030.00915.30
7.0.260.0100.00615.31
7.0.250.0110.00015.33
7.0.240.0070.00715.37
7.0.230.0090.00615.37
7.0.220.0040.01115.37
7.0.210.0100.00015.52
7.0.200.0080.00515.97
7.0.190.0090.00415.21
7.0.180.0000.01015.55
7.0.170.0000.01015.39
7.0.160.0030.01015.16
7.0.150.0000.01115.41
7.0.140.0040.04118.61
7.0.130.0030.01015.23
7.0.120.0080.00314.95
7.0.110.0030.00615.27
7.0.100.0110.04317.76
7.0.90.0110.03817.54
7.0.80.0030.02717.64
7.0.70.0130.04217.45
7.0.60.0050.02517.62
7.0.50.0070.04317.77
7.0.40.0070.04816.81
7.0.30.0130.03816.74
7.0.20.0010.02616.83
7.0.10.0030.03016.85
7.0.00.0030.03016.82
5.6.400.0100.00014.42
5.6.390.0040.00814.26
5.6.380.0080.00014.16
5.6.370.0080.00014.52
5.6.360.0040.00814.33
5.6.350.0110.00414.33
5.6.340.0070.00714.18
5.6.330.0030.01014.43
5.6.320.0070.01114.20
5.6.310.0000.01314.40
5.6.300.0080.00414.35
5.6.290.0030.01014.36
5.6.280.0060.03917.48
5.6.270.0100.00014.31
5.6.260.0030.01014.27
5.6.250.0070.02417.54
5.6.240.0050.03017.63
5.6.230.0030.02517.38
5.6.220.0050.02917.40
5.6.210.0050.04817.58
5.6.200.0080.04217.59
5.6.190.0070.04317.60
5.6.180.0090.03817.65
5.6.170.0050.02217.65
5.6.160.0080.02317.60
5.6.150.0020.03117.69
5.6.140.0090.02017.58
5.6.130.0040.02417.53
5.6.120.0060.02117.61
5.6.110.0040.02517.73
5.6.100.0070.03717.71
5.6.90.0100.02017.65
5.6.80.0030.02617.35
5.6.70.0070.02217.29
5.6.60.0050.02317.11
5.6.50.0050.02517.26
5.6.40.0050.03717.23
5.6.30.0100.02017.35
5.6.20.0080.02017.36
5.6.10.0060.02517.26
5.6.00.0090.02017.15
5.5.380.0090.03717.41
5.5.370.0040.02817.35
5.5.360.0110.03117.11
5.5.350.0070.04317.28
5.5.340.0110.04217.52
5.5.330.0070.03517.37
5.5.320.0130.03317.45
5.5.310.0080.02017.56
5.5.300.0090.02317.29
5.5.290.0060.02317.42
5.5.280.0060.01917.49
5.5.270.0060.02517.59
5.5.260.0040.04117.39
5.5.250.0050.02317.43
5.5.240.0050.04417.06
5.5.230.0030.03417.03
5.5.220.0050.02217.26
5.5.210.0050.02417.05
5.5.200.0060.02117.04
5.5.190.0030.02617.11
5.5.180.0030.02617.20
5.5.170.0030.01014.05
5.5.160.0050.02517.09
5.5.150.0040.02417.07
5.5.140.0080.01816.98
5.5.130.0050.02417.16
5.5.120.0050.02517.10
5.5.110.0070.02317.19
5.5.100.0020.02517.16
5.5.90.0110.02016.99
5.5.80.0060.02417.01
5.5.70.0100.01517.05
5.5.60.0090.02017.12
5.5.50.0060.02617.04
5.5.40.0070.02016.93
5.5.30.0050.03016.99
5.5.20.0080.02217.10
5.5.10.0030.02717.13
5.5.00.0070.02216.94
5.4.450.0030.02015.22
5.4.440.0030.02715.29
5.4.430.0080.02115.09
5.4.420.0030.04315.09
5.4.410.0070.02015.10
5.4.400.0030.02414.88
5.4.390.0050.02314.91
5.4.380.0080.02014.91
5.4.370.0070.02715.04
5.4.360.0040.02414.95
5.4.350.0080.02014.92
5.4.340.0020.02414.86
5.4.330.0030.00310.87
5.4.320.0040.02014.81
5.4.310.0030.02215.02
5.4.300.0020.02214.93
5.4.290.0030.02314.80
5.4.280.0050.02015.00
5.4.270.0070.02014.81
5.4.260.0080.03514.90
5.4.250.0000.02515.01
5.4.240.0050.02814.85
5.4.230.0020.02314.94
5.4.220.0040.02014.93
5.4.210.0000.02514.93
5.4.200.0100.01514.89
5.4.190.0050.02614.94
5.4.180.0020.03015.03
5.4.170.0050.04314.92
5.4.160.0030.02214.96
5.4.150.0080.03514.91
5.4.140.0080.02713.57
5.4.130.0080.03113.60
5.4.120.0020.02913.55
5.4.110.0070.03713.60
5.4.100.0050.02713.57
5.4.90.0040.02013.56
5.4.80.0000.04213.75
5.4.70.0030.02513.67
5.4.60.0100.03313.59
5.4.50.0030.04213.66
5.4.40.0030.02213.67
5.4.30.0020.04013.60
5.4.20.0080.03713.40
5.4.10.0020.03913.61
5.4.00.0080.03313.27
5.3.290.0020.02212.49
5.3.280.0040.02212.46
5.3.270.0030.03712.47
5.3.260.0070.01812.37
5.3.250.0030.04212.36
5.3.240.0030.02712.40
5.3.230.0030.04412.47
5.3.220.0050.02512.38
5.3.210.0060.04112.43
5.3.200.0050.02812.33
5.3.190.0030.04312.46
5.3.180.0030.03512.36
5.3.170.0080.03812.48
5.3.160.0020.04212.52
5.3.150.0080.01712.52
5.3.140.0050.03512.50
5.3.130.0050.03412.50
5.3.120.0050.04112.50
5.3.110.0030.04212.55
5.3.100.0050.03512.25
5.3.90.0020.02712.25
5.3.80.0050.02312.03
5.3.70.0090.02111.99
5.3.60.0050.03912.10
5.3.50.0030.02512.04
5.3.40.0050.02312.06
5.3.30.0030.02912.11
5.3.20.0020.02612.00
5.3.10.0000.02411.88
5.3.00.0060.03611.90
5.2.170.0070.05312.69
5.2.160.0000.04012.69
5.2.150.0070.03012.69
5.2.140.0070.06012.69
5.2.130.0030.06312.69
5.2.120.0000.04312.69
5.2.110.0000.04712.69
5.2.100.0030.04712.69
5.2.90.0070.05012.69
5.2.80.0000.05012.69
5.2.70.0100.06012.69
5.2.60.0000.05312.69
5.2.50.0070.03312.69
5.2.40.0030.06012.69
5.2.30.0000.04312.69
5.2.20.0070.05712.69
5.2.10.0000.03312.69
5.2.00.0030.03312.69
5.1.60.0030.02312.69
5.1.50.0070.02312.69
5.1.40.0030.04312.69
5.1.30.0000.06312.69
5.1.20.0070.04312.69
5.1.10.0030.04712.69
5.1.00.0070.05312.69
5.0.50.0070.02712.69
5.0.40.0030.02012.69
5.0.30.0030.06712.69
5.0.20.0070.02012.69
5.0.10.0070.01312.69
5.0.00.0070.04012.69
4.4.90.0000.03712.69
4.4.80.0030.01312.69
4.4.70.0000.02312.69
4.4.60.0000.03312.69
4.4.50.0030.01712.69
4.4.40.0030.02712.69
4.4.30.0070.02012.69
4.4.20.0100.03012.69
4.4.10.0000.02012.69
4.4.00.0000.05012.69
4.3.110.0000.03712.69
4.3.100.0070.02712.69
4.3.90.0030.01712.69
4.3.80.0000.03712.69
4.3.70.0000.02012.69
4.3.60.0000.02012.69
4.3.50.0000.02312.69
4.3.40.0000.05312.69
4.3.30.0030.01712.69
4.3.20.0000.02312.69
4.3.10.0000.03312.69
4.3.00.0030.03312.69

preferences:
53.9 ms | 401 KiB | 5 Q