3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo bin2hex(strrev(base64_encode(123456789))); echo " "; $str = "3d3d516343746d4d6d6c31566956336"; echo $str; echo " "; $b64 = base64_decode($str); echo $b64; echo " "; $strrev = strrev($str); echo $strrev; echo " "; $hex2bin = base64_decode($str); echo $hex2bin; echo " "; $a = base64_decode(strrev(hex2bin($str))); echo $a; echo " ";

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)
8.3.40.0090.00618.70
8.3.30.0110.00818.84
8.3.20.0000.00920.33
8.3.10.0040.00423.63
8.3.00.0080.00019.25
8.2.170.0090.00622.96
8.2.160.0140.00020.43
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.09
8.2.120.0000.00726.35
8.2.110.0140.00420.64
8.2.100.0000.01217.89
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0030.00817.25
8.2.60.0000.00818.00
8.2.50.0000.00818.10
8.2.40.0050.00320.47
8.2.30.0030.00520.96
8.2.20.0040.00418.09
8.2.10.0020.00518.21
8.2.00.0070.00018.07
8.1.270.0040.00422.09
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00623.82
8.1.230.0080.00322.12
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.25
8.1.190.0040.00417.23
8.1.180.0050.00318.10
8.1.170.0040.00418.43
8.1.160.0040.00418.95
8.1.150.0070.00018.85
8.1.140.0000.00719.57
8.1.130.0060.00318.86
8.1.120.0050.00217.39
8.1.110.0040.00417.31
8.1.100.0080.00017.44
8.1.90.0050.00317.30
8.1.80.0030.00317.45
8.1.70.0030.00517.46
8.1.60.0050.00317.44
8.1.50.0040.00417.49
8.1.40.0030.00617.48
8.1.30.0040.00417.62
8.1.20.0000.00817.56
8.1.10.0040.00417.54
8.1.00.0000.00717.48
8.0.300.0050.00318.77
8.0.290.0000.00716.75
8.0.280.0000.00818.44
8.0.270.0000.00717.20
8.0.260.0060.00016.91
8.0.250.0040.00417.03
8.0.240.0000.00717.11
8.0.230.0020.00516.97
8.0.220.0000.00616.93
8.0.210.0040.00416.92
8.0.200.0030.00316.99
8.0.190.0000.00816.95
8.0.180.0000.00816.83
8.0.170.0000.00716.83
8.0.160.0040.00416.88
8.0.150.0000.00816.82
8.0.140.0030.00316.89
8.0.130.0000.00613.43
8.0.120.0040.00416.76
8.0.110.0000.00816.95
8.0.100.0040.00416.86
8.0.90.0000.00716.94
8.0.80.0040.01116.86
8.0.70.0040.00416.79
8.0.60.0050.00316.79
8.0.50.0000.00716.88
8.0.30.0060.01116.96
8.0.20.0130.00717.40
8.0.10.0040.00416.87
8.0.00.0090.00916.71
7.4.330.0000.00615.55
7.4.320.0030.00316.46
7.4.300.0000.00616.43
7.4.290.0040.00416.46
7.4.280.0000.00716.61
7.4.270.0030.00316.41
7.4.260.0000.00716.56
7.4.250.0030.00516.53
7.4.240.0030.00316.38
7.4.230.0000.00716.49
7.4.220.0100.01016.56
7.4.210.0090.00616.57
7.4.200.0000.00716.55
7.4.160.0180.00216.51
7.4.150.0140.00317.40
7.4.140.0080.00917.86
7.4.130.0070.01016.59
7.4.120.0110.00916.56
7.4.110.0090.00916.48
7.4.100.0090.01516.50
7.4.90.0040.01416.47
7.4.80.0170.00719.39
7.4.70.0110.00716.69
7.4.60.0060.01016.33
7.4.50.0100.00216.22
7.4.40.0030.01316.39
7.4.30.0120.00616.59
7.4.00.0070.01015.11
7.3.330.0050.00013.13
7.3.320.0000.00513.01
7.3.310.0070.00016.43
7.3.300.0070.00016.19
7.3.290.0030.00316.29
7.3.280.0070.00916.29
7.3.270.0080.01117.40
7.3.260.0050.01216.42
7.3.250.0080.01016.35
7.3.240.0150.00216.26
7.3.230.0170.00616.43
7.3.210.0080.00816.43
7.3.200.0130.01016.39
7.3.190.0110.00716.48
7.3.180.0130.01016.48
7.3.170.0130.00416.42
7.3.160.0100.00716.64
7.3.120.0110.00514.71
7.3.110.0090.00314.91
7.3.100.0080.00515.01
7.3.90.0050.00714.97
7.3.80.0040.00914.83
7.3.70.0060.00914.71
7.3.60.0070.00514.63
7.3.50.0050.00914.93
7.3.40.0060.00614.84
7.3.30.0060.00814.72
7.3.20.0020.01016.38
7.3.10.0080.00616.60
7.3.00.0080.00616.65
7.2.330.0070.01116.63
7.2.320.0120.01116.51
7.2.310.0060.01316.49
7.2.300.0080.01216.47
7.2.290.0110.00616.38
7.2.240.0070.00514.76
7.2.230.0070.00914.82
7.2.220.0020.01114.92
7.2.210.0020.01214.88
7.2.200.0060.00715.06
7.2.190.0040.00914.94
7.2.180.0030.00914.99
7.2.170.0060.01014.87
7.2.160.0050.00915.09
7.2.150.0000.01216.88
7.2.140.0050.00916.74
7.2.130.0080.00716.81
7.2.120.0060.01016.88
7.2.110.0020.01216.59
7.2.100.0050.00916.87
7.2.90.0270.01016.01
7.2.80.0080.00616.06
7.2.70.0080.00716.28
7.2.60.0100.00916.30
7.2.50.0330.00716.18
7.2.40.0170.00916.20
7.2.30.0080.00716.20
7.2.20.0410.00416.05
7.2.10.0300.01116.23
7.2.00.0420.00816.38
7.1.330.0030.00815.74
7.1.320.0070.00515.77
7.1.310.0030.01015.56
7.1.300.0010.01215.81
7.1.290.0070.00715.66
7.1.280.0080.00715.53
7.1.270.0050.00815.77
7.1.260.0000.01215.74
7.1.250.0040.00915.78
7.1.210.1160.00713.97
7.1.200.0590.00913.77
7.1.190.0520.00713.92
7.1.180.0080.00813.75
7.1.170.0700.01213.57
7.1.160.0400.00913.95
7.1.150.0430.01013.96
7.1.140.0300.00713.67
7.1.130.0810.00713.77
7.1.120.1340.00014.04
7.1.110.1470.00314.07
7.1.100.1070.01013.69
7.1.90.1230.00313.84
7.1.80.0760.00713.86
7.1.70.2260.01313.68
7.1.60.0590.00731.88
7.1.50.0260.00631.98
7.1.40.0260.00931.87
7.1.30.0300.00931.73
7.1.20.0490.01331.64
7.1.10.0980.00614.04
7.1.00.0710.00913.75
7.0.310.0550.00013.30
7.0.300.0690.00313.31
7.0.290.0590.01013.34
7.0.280.0170.00013.67
7.0.270.0350.00413.61
7.0.260.0660.00913.50
7.0.250.1290.00713.82
7.0.240.1460.00013.68
7.0.230.0920.00013.73
7.0.220.1070.00313.69
7.0.210.0080.00813.36
7.0.200.0070.01013.42
7.0.190.0730.00013.44
7.0.180.0420.00313.72
7.0.170.0150.00713.52
7.0.160.0140.00713.54
7.0.150.0500.01013.60
7.0.140.1160.00013.65
7.0.130.0060.00913.69
7.0.120.0130.00313.55
7.0.110.0160.00013.61
7.0.100.0990.00013.59
7.0.90.0290.00013.53
7.0.80.0920.00313.71
7.0.70.0070.00713.54
7.0.60.0400.00713.57
7.0.50.0660.00313.86
7.0.40.0150.00613.42
7.0.30.0230.00613.36
7.0.20.0100.00613.60
7.0.10.0800.00313.72
7.0.00.0730.00313.56

preferences:
47.5 ms | 400 KiB | 5 Q