3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo base64_decode(strrev(pack("H*" , "3d3d516343746d4d6d6c315669563362")))

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)
7.1.100.0200.00815.57
7.1.90.0190.01216.06
7.1.80.0070.01416.07
7.1.70.0170.00715.07
7.1.60.0270.00833.05
7.1.50.4170.01032.94
7.1.40.3890.00732.66
7.1.30.5280.01332.26
7.1.20.4390.01732.57
7.1.10.0130.01014.38
7.1.00.0140.01114.64
7.0.240.5280.00615.73
7.0.230.5540.00715.57
7.0.220.0140.01115.68
7.0.210.0180.00314.33
7.0.200.0110.00614.74
7.0.190.4360.01014.77
7.0.180.3690.01014.11
7.0.170.6740.01014.14
7.0.160.4730.01013.99
7.0.150.0100.01314.37
7.0.140.0120.00914.20
7.0.130.0200.00014.70
7.0.120.0100.01314.50
7.0.110.0100.01314.34
7.0.100.0180.00414.41
7.0.90.4350.01014.29
7.0.80.0130.00914.24
7.0.70.0100.00714.50
7.0.60.0350.00914.16
7.0.50.0120.01214.40
7.0.40.0870.01214.41
7.0.30.0170.00314.39
7.0.20.0680.01014.38
7.0.10.0120.00614.36
7.0.00.0440.00614.34
5.6.300.0130.08220.82
5.6.290.0130.08021.00
5.6.280.0190.07420.80
5.6.270.0000.09221.03
5.6.260.0160.07820.96
5.6.250.0180.05120.95
5.6.240.0230.05520.85
5.6.230.0130.07120.93
5.6.220.0030.06920.74
5.6.210.0170.05320.53
5.6.200.0130.07720.75
5.6.190.0110.06820.88
5.6.180.0270.04120.71
5.6.170.0070.06720.71
5.6.160.0070.06020.72
5.6.150.0060.06520.93
5.6.140.0000.06920.75
5.6.130.0230.06520.72
5.6.120.0160.05920.69
5.6.110.0130.07820.80
5.6.100.0160.05420.66
5.6.90.0170.05520.89
5.6.80.0120.05520.07
5.6.70.0140.05820.08
5.6.60.0140.07220.31
5.6.50.0160.06820.07
5.6.40.0230.04320.18
5.6.30.0180.05120.27
5.6.20.0190.05720.32
5.6.10.0140.05320.25
5.6.00.0180.04820.21
5.5.380.0130.05317.40
5.5.370.0070.05617.41
5.5.360.0230.05617.41
5.5.350.0230.04317.56
5.5.340.0130.05417.70
5.5.330.0260.04017.80
5.5.320.0100.05618.06
5.5.310.0100.05417.92
5.5.300.0180.05317.88
5.5.290.0160.06517.96
5.5.280.0100.06717.97
5.5.270.0160.05417.70
5.5.260.0060.06017.89
5.5.250.0100.05917.69
5.5.240.0030.06717.36
5.5.230.0070.06417.31
5.5.220.0170.06617.34
5.5.210.0100.05217.15
5.5.200.0130.05017.29
5.5.190.0160.05217.23
5.5.180.0090.06117.32
5.5.160.0030.07417.23
5.5.150.0130.05017.13
5.5.140.0130.05317.14
5.5.130.0070.05717.40
5.5.120.0130.05017.23
5.5.110.0100.05517.41
5.5.100.0000.06417.06
5.5.90.0140.04617.21
5.5.80.0070.05717.32
5.5.70.0100.05717.17
5.5.60.0120.04917.15
5.5.50.0060.05617.04
5.5.40.0030.05617.32
5.5.30.0170.04517.23
5.5.20.0080.05817.22
5.5.10.0090.05317.04
5.5.00.0150.05916.93
5.4.450.0170.07619.30
5.4.440.0260.06519.10
5.4.430.0200.04419.40
5.4.420.0140.05019.30
5.4.410.0100.05519.29
5.4.400.0120.05219.04
5.4.390.0130.05419.08
5.4.380.0170.06719.02
5.4.370.0210.04818.98
5.4.360.0100.05519.01
5.4.350.0150.05118.98
5.4.340.0150.05218.97
5.4.320.0240.05418.96
5.4.310.0130.05218.98
5.4.300.0070.06218.85
5.4.290.0070.05619.00
5.4.280.0070.05718.91
5.4.270.0120.05219.05
5.4.260.0170.04819.01
5.4.250.0110.05418.99
5.4.240.0080.05318.79
5.4.230.0090.05619.03
5.4.220.0150.04918.93
5.4.210.0030.06018.95
5.4.200.0100.05218.91
5.4.190.0170.05418.95
5.4.180.0190.06319.00
5.4.170.0070.05318.93
5.4.160.0100.06218.75
5.4.150.0120.04318.78
5.4.140.0080.04516.35
5.4.130.0080.04716.29
5.4.120.0070.05516.30
5.4.110.0070.05816.47
5.4.100.0110.04116.38
5.4.90.0120.06916.46
5.4.80.0150.05116.41
5.4.70.0030.06016.38
5.4.60.0120.05816.43
5.4.50.0100.04116.39
5.4.40.0060.05016.35
5.4.30.0120.06016.29
5.4.20.0070.05716.45
5.4.10.0100.06116.32
5.4.00.0070.06615.81
5.3.290.0060.05814.82
5.3.280.0110.05414.59
5.3.270.0000.06014.54
5.3.260.0070.05214.41
5.3.250.0080.05114.53
5.3.240.0120.05814.57
5.3.230.0130.04214.44
5.3.220.0110.05214.51
5.3.210.0080.05414.52
5.3.200.0110.05714.55
5.3.190.0130.04414.61
5.3.180.0080.04114.54
5.3.170.0080.05914.56
5.3.160.0160.05614.58
5.3.150.0060.05814.56
5.3.140.0080.04414.46
5.3.130.0030.05614.60
5.3.120.0070.04914.52
5.3.110.0070.05814.62
5.3.100.0050.05714.07
5.3.90.0070.06014.04
5.3.80.0070.05113.97
5.3.70.0030.06513.97
5.3.60.0070.06214.05
5.3.50.0070.06114.09
5.3.40.0060.06414.01
5.3.30.0050.05313.96
5.3.20.0020.05813.71
5.3.10.0120.05613.58
5.3.00.0070.05513.64

preferences:
137.26 ms | 1394 KiB | 7 Q