3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = '> '; echo $data."\n"; //returns > echo mb_strlen($data, 'UTF-8')."\n"; //returns 1 echo mb_strlen('>', 'UTF-8')."\n"; //returns 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)
8.3.70.0140.00716.50
8.3.60.0090.00616.50
8.3.50.0120.00722.05
8.3.40.0120.00318.42
8.3.30.0120.00318.71
8.3.20.0070.00019.29
8.3.10.0080.00021.96
8.3.00.0000.00819.26
8.2.190.0100.00316.58
8.2.180.0110.00716.50
8.2.170.0070.01018.96
8.2.160.0070.00722.96
8.2.150.0060.00325.66
8.2.140.0130.00324.66
8.2.130.0040.00417.91
8.2.120.0040.00426.35
8.2.110.0000.00921.95
8.2.100.0110.00017.91
8.2.90.0050.00317.63
8.2.80.0030.00717.97
8.2.70.0080.00017.93
8.2.60.0030.00618.03
8.2.50.0030.00618.10
8.2.40.0040.00420.54
8.2.30.0040.00419.18
8.2.20.0040.00417.91
8.2.10.0060.00318.11
8.2.00.0050.00217.73
8.1.280.0170.00325.92
8.1.270.0070.00420.27
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00723.90
8.1.230.0080.00423.82
8.1.220.0000.00717.79
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0000.01317.23
8.1.180.0030.00518.10
8.1.170.0040.00420.66
8.1.160.0000.00718.87
8.1.150.0070.00021.95
8.1.140.0040.00419.57
8.1.130.0030.00319.00
8.1.120.0040.00417.43
8.1.110.0000.00717.38
8.1.100.0000.00817.46
8.1.90.0080.00017.46
8.1.80.0040.00417.44
8.1.70.0030.00317.42
8.1.60.0000.00917.64
8.1.50.0000.00717.58
8.1.40.0020.00517.48
8.1.30.0060.00317.71
8.1.20.0000.00817.67
8.1.10.0000.00717.54
8.1.00.0050.00217.43
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0050.00218.56
8.0.270.0040.00416.80
8.0.260.0040.00417.36
8.0.250.0040.00416.92
8.0.240.0070.00017.04
8.0.230.0000.00716.91
8.0.220.0040.00416.95
8.0.210.0000.00816.93
8.0.200.0060.00316.98
8.0.190.0040.00417.01
8.0.180.0080.00017.02
8.0.170.0000.00716.97
8.0.160.0070.00016.86
8.0.150.0000.00816.91
8.0.140.0030.00316.88
8.0.130.0050.00413.29
8.0.120.0040.00416.96
8.0.110.0040.00416.82
8.0.100.0040.00417.01
8.0.90.0070.00017.01
8.0.80.0080.01216.94
8.0.70.0070.00017.00
8.0.60.0030.00316.79
8.0.50.0020.00516.80
8.0.30.0140.00717.08
8.0.20.0120.01217.40
8.0.10.0040.00416.83
8.0.00.0140.00616.78
7.4.330.0030.00315.55
7.4.320.0060.00016.52
7.4.300.0000.00616.48
7.4.290.0000.00716.45
7.4.280.0080.00016.43
7.4.270.0030.00316.46
7.4.260.0030.00516.41
7.4.250.0000.00716.50
7.4.240.0070.00016.53
7.4.230.0040.00416.59
7.4.220.0100.01316.57
7.4.210.0090.00916.40
7.4.200.0070.00016.52
7.4.160.0050.01016.34
7.4.150.0030.01317.40
7.4.140.0120.00517.86
7.4.130.0120.00616.45
7.4.120.0110.00816.47
7.4.110.0100.00716.46
7.4.100.0110.00816.55
7.4.90.0140.00716.49
7.4.80.0060.00919.39
7.4.70.0040.01216.34
7.4.60.0100.01016.27
7.4.50.0090.00616.24
7.4.40.0100.01016.36
7.4.30.0030.01516.55
7.4.00.0040.00714.80
7.3.330.0000.00613.02
7.3.320.0070.00013.07
7.3.310.0000.00716.09
7.3.300.0030.00316.26
7.3.290.0060.01216.24
7.3.280.0090.00716.25
7.3.270.0090.00917.40
7.3.260.0090.00916.34
7.3.250.0130.00516.44
7.3.240.0090.01016.25
7.3.230.0100.00716.13
7.3.210.0120.00616.58
7.3.200.0100.01119.39
7.3.190.0100.00716.30
7.3.180.0060.01016.59
7.3.170.0170.00016.53
7.3.160.0060.00916.25
7.3.120.0070.00714.71
7.3.110.0070.00714.80
7.3.100.0030.01014.47
7.3.90.0070.00714.81
7.3.80.0030.00514.64
7.3.70.0000.01014.73
7.3.60.0100.00314.95
7.3.50.0080.00314.45
7.3.40.0070.00314.86
7.3.30.0000.01114.73
7.3.20.0040.00716.46
7.3.10.0070.00716.88
7.3.00.0030.00716.22
7.2.330.0120.00916.20
7.2.320.0090.00916.65
7.2.310.0090.01716.33
7.2.300.0090.01016.61
7.2.290.0060.01016.27
7.2.240.0100.00615.18
7.2.230.0090.00615.02
7.2.220.0000.01014.96
7.2.210.0070.00714.73
7.2.200.0100.00315.09
7.2.190.0030.00914.87
7.2.180.0030.00914.95
7.2.170.0080.00414.69
7.2.160.0040.00814.86
7.2.150.0030.00716.91
7.2.140.0000.00916.66
7.2.130.0040.01116.93
7.2.120.0070.00716.42
7.2.110.0040.00716.63
7.2.100.0030.01016.65
7.2.90.0060.00916.85
7.2.80.0040.00816.87
7.2.70.0070.00716.97
7.2.60.0050.00516.96
7.2.50.0030.00616.58
7.2.40.0040.00716.90
7.2.30.0090.00616.97
7.2.20.0110.00316.82
7.2.10.0100.00316.93
7.2.00.0070.00716.59
7.1.330.0040.01115.83
7.1.320.0000.00715.52
7.1.310.0030.00715.71
7.1.300.0070.00415.90
7.1.290.0030.00715.50
7.1.280.0080.00415.55
7.1.270.0000.01115.71
7.1.260.0060.00615.57
7.1.250.0070.01015.63
7.1.200.0040.00715.63
7.1.70.0030.00717.14
7.1.60.0070.00716.95
7.1.00.0130.06022.68
7.0.200.0030.01216.64
7.0.140.0100.07722.05
7.0.130.0130.05322.07
7.0.120.0130.07021.97
7.0.110.0100.05722.11
7.0.100.0100.05321.95
7.0.90.0170.04722.14
7.0.80.0070.07722.04
7.0.70.0100.05322.18
7.0.60.0100.05722.04
7.0.50.0100.05321.99
7.0.40.0100.05322.15
7.0.30.0270.04321.99
7.0.20.0030.06322.15
7.0.10.0030.06722.04
7.0.00.0200.04722.13
5.6.290.0170.06720.77
5.6.280.0030.06020.81
5.6.270.0030.06020.90
5.6.260.0000.06021.08
5.6.250.0030.05720.91
5.6.240.0030.06020.77
5.6.230.0130.06321.05
5.6.220.0130.05020.79
5.6.210.0030.06020.89
5.6.200.0030.06320.86
5.6.190.0130.06320.87
5.6.180.0200.04721.07
5.6.170.0000.06321.03
5.6.160.0070.06721.01
5.6.150.0070.06020.99
5.6.140.0100.06021.06
5.6.130.0030.05721.05
5.6.120.0030.06720.72
5.6.110.0170.04721.02
5.6.100.0030.06021.02
5.6.90.0200.04020.71
5.6.80.0030.05720.39
5.6.70.0100.05020.35
5.6.60.0000.06020.21
5.6.50.0030.05720.45
5.6.40.0030.05720.20
5.6.30.0030.05720.36
5.6.20.0070.05320.08
5.6.10.0070.05020.37
5.6.00.0070.06320.39

preferences:
49.38 ms | 401 KiB | 5 Q