3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo urldecode('%E4%EC%E8'); echo mb_convert_encoding ( 'äìè', 'ISO-8859-1', 'windows-1251' ); echo "\n"; echo mb_convert_encoding ( 'äìè', 'windows-1251', 'ISO-8859-1' );

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)
8.3.60.0120.00316.50
8.3.50.0090.00616.16
8.3.40.0140.00318.59
8.3.30.0140.00718.71
8.3.20.0060.00321.97
8.3.10.0060.01323.68
8.3.00.0190.00019.53
8.2.180.0120.00318.25
8.2.170.0120.00322.96
8.2.160.0070.00722.29
8.2.150.0150.00424.18
8.2.140.0110.00824.66
8.2.130.0070.00026.16
8.2.120.0000.01119.44
8.2.110.0000.01022.45
8.2.100.0060.00618.34
8.2.90.0040.00419.34
8.2.80.0040.00418.05
8.2.70.0050.00317.72
8.2.60.0080.00018.18
8.2.50.0030.00618.29
8.2.40.0040.00422.36
8.2.30.0050.00321.33
8.2.20.0040.00418.11
8.2.10.0070.00018.05
8.2.00.0000.00818.05
8.1.280.0140.00725.92
8.1.270.0000.00924.09
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0100.00024.00
8.1.230.0040.00817.57
8.1.220.0080.00017.74
8.1.210.0050.00518.77
8.1.200.0030.00717.35
8.1.190.0050.00317.36
8.1.180.0080.00018.10
8.1.170.0030.00518.54
8.1.160.0040.00419.03
8.1.150.0060.00320.78
8.1.140.0000.00719.68
8.1.130.0050.00218.96
8.1.120.0000.00717.50
8.1.110.0000.00917.54
8.1.100.0050.00317.54
8.1.90.0030.00717.52
8.1.80.0000.00817.54
8.1.70.0050.00217.43
8.1.60.0050.00317.64
8.1.50.0030.00517.54
8.1.40.0050.00317.63
8.1.30.0050.00317.72
8.1.20.0030.00617.61
8.1.10.0040.00417.65
8.1.00.0050.00317.64
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0040.00418.50
8.0.270.0040.00417.32
8.0.260.0000.00816.87
8.0.250.0030.00316.90
8.0.240.0040.00417.03
8.0.230.0040.00416.96
8.0.220.0040.00416.88
8.0.210.0030.00316.75
8.0.200.0030.00316.96
8.0.190.0080.00016.89
8.0.180.0000.00816.84
8.0.170.0030.00516.93
8.0.160.0040.00416.84
8.0.150.0060.00316.87
8.0.140.0040.00416.83
8.0.130.0000.00613.36
8.0.120.0080.00016.85
8.0.110.0030.00316.81
8.0.100.0040.00416.79
8.0.90.0000.00716.95
8.0.80.0130.00716.89
8.0.70.0030.00616.84
8.0.60.0040.00416.84
8.0.50.0000.00716.68
8.0.30.0120.00717.02
8.0.20.0120.00817.40
8.0.10.0000.00816.83
8.0.00.0090.00916.65
7.4.330.0050.00015.55
7.4.320.0070.00016.52
7.4.300.0040.00516.51
7.4.290.0030.00616.39
7.4.280.0000.00816.59
7.4.270.0030.00316.52
7.4.260.0050.00313.25
7.4.250.0000.00716.56
7.4.240.0000.00716.43
7.4.230.0030.00316.59
7.4.220.0120.01116.66
7.4.210.0070.01016.65
7.4.200.0020.00516.50
7.4.160.0130.00516.46
7.4.150.0090.01217.40
7.4.140.0090.01117.86
7.4.130.0060.01316.58
7.4.120.0070.01116.50
7.4.110.0170.00316.29
7.4.100.0110.00616.41
7.4.90.0070.01016.36
7.4.80.0100.01319.39
7.4.70.0000.01616.52
7.4.60.0100.00716.48
7.4.50.0000.01516.14
7.4.40.0100.00716.45
7.4.30.0030.01716.61
7.4.00.0080.00815.12
7.3.330.0050.00013.01
7.3.320.0000.00513.11
7.3.310.0070.00016.22
7.3.300.0030.00316.31
7.3.290.0060.00016.17
7.3.280.0090.00816.30
7.3.270.0150.00317.40
7.3.260.0150.00716.39
7.3.250.0110.00716.42
7.3.240.0090.00816.31
7.3.230.0080.00816.43
7.3.210.0080.01016.46
7.3.200.0060.01016.53
7.3.190.0090.00616.36
7.3.180.0130.00316.18
7.3.170.0120.00816.48
7.3.160.0000.01516.43
7.3.120.0030.01314.77
7.3.110.0000.01715.02
7.3.100.0040.01114.97
7.3.90.0060.00614.76
7.3.80.0040.01214.74
7.3.70.0070.00314.87
7.3.60.0040.01114.67
7.3.50.0060.00314.84
7.3.40.0030.01014.78
7.3.30.0070.00714.82
7.3.20.0060.00616.45
7.3.10.0040.00416.82
7.3.00.0080.00416.65
7.2.330.0120.00616.45
7.2.320.0060.01316.56
7.2.310.0110.00616.49
7.2.300.0030.01316.73
7.2.290.0100.00616.54
7.2.250.0130.00615.26
7.2.240.0100.01014.82
7.2.230.0030.01314.75
7.2.220.0120.00315.06
7.2.210.0060.00614.89
7.2.200.0130.00314.94
7.2.190.0000.01514.77
7.2.180.0000.01214.85
7.2.170.0030.01114.68
7.2.60.0090.00316.79
7.2.00.0060.00619.01
7.1.330.0110.00416.00
7.1.320.0030.00615.64
7.1.310.0050.00515.83
7.1.300.0000.01015.75
7.1.290.0080.00615.66
7.1.280.0070.00415.82
7.1.270.0000.01215.83
7.1.260.0110.00415.80
7.1.200.0030.01015.65
7.1.100.0030.00818.34
7.1.70.0040.01216.80
7.1.60.0190.01634.93
7.1.50.0150.01534.82
7.1.40.0130.01334.53
7.1.30.0130.01334.57
7.1.20.0200.02034.53
7.1.10.0000.01416.70
7.1.00.0030.01016.56
7.0.200.0070.00716.76
7.0.190.0080.00416.70
7.0.180.0030.01016.13
7.0.170.0000.01316.27
7.0.160.0030.01216.23
7.0.150.0110.00315.99
7.0.140.0030.01016.04
7.0.130.0030.00916.71
7.0.120.0000.01516.54
7.0.110.0090.00916.29
7.0.100.0110.00716.21
7.0.90.0030.00916.18
7.0.80.0040.00716.35
7.0.70.0060.00616.15
7.0.60.0000.01215.94
7.0.50.0000.01216.52
7.0.40.0030.00916.61
7.0.30.0060.00916.70
7.0.20.0060.00616.31
7.0.10.0030.01016.34
7.0.00.0000.01216.45

preferences:
33.18 ms | 400 KiB | 5 Q