3v4l.org

run code in 300+ PHP versions simultaneously
<?php $strings = 'sadas'; print_r(mb_check_encoding($strings,"UTF-8"));

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)
8.3.40.0140.00018.76
8.3.30.0060.01318.50
8.3.20.0080.00019.03
8.3.10.0040.00421.90
8.3.00.0040.00420.84
8.2.170.0120.00622.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.64
8.2.120.0040.00426.35
8.2.110.0070.00322.26
8.2.100.0080.00417.66
8.2.90.0040.00417.68
8.2.80.0040.00417.97
8.2.70.0040.00417.91
8.2.60.0040.00718.03
8.2.50.0030.00518.10
8.2.40.0020.00520.42
8.2.30.0040.00419.11
8.2.20.0000.00717.97
8.2.10.0040.00417.90
8.2.00.0020.00517.65
8.1.270.0040.00422.05
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0040.00723.96
8.1.230.0030.00922.63
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0030.00617.10
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0050.00318.45
8.1.160.0000.00718.94
8.1.150.0030.00520.22
8.1.140.0040.00419.48
8.1.130.0030.00317.82
8.1.120.0080.00017.30
8.1.110.0030.00517.46
8.1.100.0080.00017.35
8.1.90.0000.00717.42
8.1.80.0050.00217.43
8.1.70.0040.00417.39
8.1.60.0070.00017.52
8.1.50.0030.00517.53
8.1.40.0030.00617.54
8.1.30.0040.00417.54
8.1.20.0070.00017.70
8.1.10.0040.00417.52
8.1.00.0040.00417.28
8.0.300.0030.00319.66
8.0.290.0080.00016.63
8.0.280.0050.00218.39
8.0.270.0030.00317.29
8.0.260.0030.00317.16
8.0.250.0000.00616.80
8.0.240.0000.00716.89
8.0.230.0030.00316.91
8.0.220.0080.00016.86
8.0.210.0030.00516.79
8.0.200.0050.00316.91
8.0.190.0040.00416.97
8.0.180.0040.00416.92
8.0.170.0040.00416.91
8.0.160.0000.00816.85
8.0.150.0000.00816.85
8.0.140.0000.00716.76
8.0.130.0030.00313.30
8.0.120.0000.00816.76
8.0.110.0060.00316.87
8.0.100.0000.00716.82
8.0.90.0040.00416.93
8.0.80.0070.01416.92
8.0.70.0040.00416.77
8.0.60.0000.00716.88
8.0.50.0000.00716.75
8.0.30.0140.00316.93
8.0.20.0140.00817.40
8.0.10.0040.00417.00
8.0.00.0070.01016.66
7.4.330.0020.00215.55
7.4.320.0030.00316.41
7.4.300.0030.00316.59
7.4.290.0040.00416.54
7.4.280.0040.00416.59
7.4.270.0030.00316.57
7.4.260.0000.00716.44
7.4.250.0040.00416.37
7.4.240.0000.00816.46
7.4.230.0070.00016.50
7.4.220.0070.01616.68
7.4.210.0070.00716.46
7.4.200.0070.00016.66
7.4.160.0120.00616.46
7.4.150.0150.00617.40
7.4.140.0120.01017.86
7.4.130.0090.00716.40
7.4.120.0100.00816.34
7.4.110.0060.01016.42
7.4.100.0120.00616.33
7.4.90.0130.00316.50
7.4.80.0030.01319.39
7.4.70.0100.00716.45
7.4.60.0080.01216.45
7.4.50.0040.01116.16
7.4.40.0060.00916.31
7.4.30.0030.01316.51
7.4.00.0060.00815.06
7.3.330.0000.00512.93
7.3.320.0000.00513.04
7.3.310.0030.00316.21
7.3.300.0040.00416.22
7.3.290.0070.01016.17
7.3.280.0110.00716.22
7.3.270.0070.01017.40
7.3.260.0080.00916.36
7.3.250.0090.00816.17
7.3.240.0100.00816.25
7.3.230.0170.00316.39
7.3.210.0100.01316.07
7.3.200.0000.01716.27
7.3.190.0030.01316.18
7.3.180.0070.01016.17
7.3.170.0100.01016.07
7.3.160.0170.00016.13
7.3.120.0100.01014.62
7.3.110.0070.00414.46
7.3.100.0100.00314.73
7.3.90.0090.00014.96
7.3.80.0100.00314.44
7.3.70.0060.00314.79
7.3.60.0000.01514.60
7.3.50.0060.00614.53
7.3.40.0040.00814.79
7.3.30.0070.00314.84
7.3.20.0000.01316.28
7.3.10.0030.01216.45
7.3.00.0090.00616.68
7.2.330.0080.00816.37
7.2.320.0110.01116.54
7.2.310.0050.01116.29
7.2.300.0080.00816.18
7.2.290.0030.01416.27
7.2.250.0070.01115.03
7.2.240.0140.00314.79
7.2.230.0080.01115.07
7.2.220.0090.00314.78
7.2.210.0060.00914.77
7.2.200.0040.00714.45
7.2.190.0100.00014.72
7.2.180.0090.00014.70
7.2.170.0000.01514.74
7.2.60.0100.00716.67
7.2.50.0030.00616.65
7.1.330.0000.01715.49
7.1.320.0030.01015.39
7.1.310.0000.01115.71
7.1.300.0070.00715.76
7.1.290.0040.00915.79
7.1.280.0080.00815.80
7.1.270.0030.01015.76
7.1.260.0120.00315.69
7.1.200.0100.00315.49
7.1.70.0040.00417.05
7.1.60.0040.01116.89
7.1.00.0100.08322.25
7.0.200.0050.00316.57
7.0.130.0130.06322.10
7.0.120.0100.06722.08
7.0.110.0100.06022.18
7.0.100.0170.07722.01
7.0.90.0070.06722.13
7.0.80.0170.05321.97
7.0.70.0070.08321.96
7.0.60.0070.06021.97
7.0.50.0030.07322.10
7.0.40.0130.05022.02
7.0.30.0070.05722.09
7.0.20.0170.05022.08
7.0.10.0170.05022.08
7.0.00.0000.09022.16
5.6.280.0070.08021.10
5.6.270.0170.05321.06
5.6.260.0130.06320.78
5.6.250.0070.06720.77
5.6.240.0130.06320.96
5.6.230.0100.06020.98
5.6.220.0130.06321.09
5.6.210.0100.05320.93
5.6.200.0130.05720.77
5.6.190.0130.05321.01
5.6.180.0100.05320.88
5.6.170.0070.05721.03
5.6.160.0030.06021.05
5.6.150.0000.06321.02
5.6.140.0170.06020.77
5.6.130.0100.05721.04
5.6.120.0070.06020.90
5.6.110.0070.06320.83
5.6.100.0230.04720.86
5.6.90.0170.06020.89
5.6.80.0030.06320.12
5.6.70.0130.05020.21
5.6.60.0100.07320.21
5.6.50.0130.05020.43
5.6.40.0070.06320.13
5.6.30.0130.05020.41
5.6.20.0100.05320.23
5.6.10.0070.05320.34
5.6.00.0130.06020.39

preferences:
63.04 ms | 400 KiB | 5 Q