3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_split('-', 'e-a')); //works fine on any version var_dump(mb_split('-', 'é-a')); // works if string is UTF8 encoded // return "false" with an ISO encoded string on PHP 7.2.18

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)
8.3.40.0090.00618.61
8.3.30.0140.00018.59
8.3.20.0000.00721.85
8.3.10.0000.00819.85
8.3.00.0080.00023.59
8.2.170.0040.01122.96
8.2.160.0030.01021.07
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00319.83
8.2.110.0080.00822.29
8.2.100.0080.00317.72
8.2.90.0000.00817.50
8.2.80.0030.00517.97
8.2.70.0080.00017.93
8.2.60.0080.00018.22
8.2.50.0000.00818.10
8.2.40.0080.00020.59
8.2.30.0070.00019.29
8.2.20.0040.00417.91
8.2.10.0040.00419.17
8.2.00.0080.00019.05
8.1.270.0050.00322.05
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0070.00319.05
8.1.230.0110.00022.80
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0060.00317.00
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0000.00818.70
8.1.160.0040.00418.81
8.1.150.0000.00718.99
8.1.140.0040.00418.92
8.1.130.0000.00717.31
8.1.120.0000.00817.38
8.1.110.0000.01017.47
8.1.100.0000.00817.48
8.1.90.0000.00917.45
8.1.80.0040.00417.41
8.1.70.0000.00717.42
8.1.60.0000.00817.57
8.1.50.0000.00717.52
8.1.40.0030.00617.52
8.1.30.0030.00917.47
8.1.20.0040.00417.64
8.1.10.0000.00717.55
8.1.00.0030.00717.48
8.0.300.0060.00320.03
8.0.290.0050.00216.58
8.0.280.0000.00718.33
8.0.270.0000.00717.25
8.0.260.0030.00316.80
8.0.250.0000.00816.93
8.0.240.0030.00316.98
8.0.230.0030.00516.87
8.0.220.0000.00716.87
8.0.210.0000.00816.78
8.0.200.0000.00616.96
8.0.190.0040.00416.92
8.0.180.0040.00416.89
8.0.170.0000.00816.91
8.0.160.0080.00016.86
8.0.150.0000.00816.73
8.0.140.0070.00016.90
8.0.130.0000.00513.29
8.0.120.0000.00816.86
8.0.110.0070.00016.89
8.0.100.0000.00716.78
8.0.90.0040.00416.88
8.0.80.0130.00716.76
8.0.70.0000.00716.95
8.0.60.0040.00417.00
8.0.50.0030.00516.69
8.0.30.0120.00716.93
8.0.20.0190.00917.01
8.0.10.0030.00317.05
8.0.00.0120.00716.74
7.4.330.0000.00515.55
7.4.320.0000.00716.39
7.4.300.0040.00416.40
7.4.290.0020.00516.39
7.4.280.0060.00316.45
7.4.270.0030.00616.48
7.4.260.0070.00016.54
7.4.250.0030.00316.45
7.4.240.0000.00716.56
7.4.230.0080.00016.39
7.4.220.0000.00816.59
7.4.210.0170.00316.51
7.4.200.0000.00716.51
7.4.160.0110.00716.37
7.4.140.0090.00917.86
7.4.130.0110.00616.48
7.4.120.0070.01016.48
7.4.110.0130.00716.36
7.4.100.0100.00716.38
7.4.90.0200.00316.43
7.4.80.0100.01319.39
7.4.70.0070.01016.51
7.4.60.0080.00816.41
7.4.50.0060.00916.07
7.4.40.0120.00816.36
7.4.00.0020.01314.85
7.3.330.0050.00013.11
7.3.320.0030.00313.03
7.3.310.0070.00016.03
7.3.300.0070.00016.17
7.3.290.0080.00816.18
7.3.280.0160.00316.12
7.3.260.0090.01016.16
7.3.240.0080.00916.21
7.3.230.0120.00616.29
7.3.210.0100.00716.41
7.3.200.0080.00816.19
7.3.190.0120.00616.25
7.3.180.0160.00016.22
7.3.170.0030.01316.37
7.3.160.0060.00916.12
7.3.120.0100.00314.67
7.3.110.0060.01214.46
7.3.100.0050.01114.77
7.3.90.0070.00514.79
7.3.80.0070.00514.67
7.3.70.0070.00714.69
7.3.60.0100.00314.65
7.3.50.0090.00914.67
7.3.40.0070.00814.63
7.3.30.0070.01014.60
7.3.20.0110.01016.08
7.3.10.0070.00915.92
7.3.00.0110.00516.01
7.2.330.0080.00916.49
7.2.320.0100.01416.69
7.2.310.0100.00616.35
7.2.300.0040.01216.46
7.2.290.0140.00316.23
7.2.250.0100.01014.98
7.2.240.0030.01414.88
7.2.230.0090.00914.71
7.2.220.0060.01014.79
7.2.210.0090.00614.94
7.2.200.0090.00714.80
7.2.190.0100.00614.74
7.2.180.0130.00515.92
7.2.170.0070.00714.71
7.2.160.0060.01014.67
7.2.150.0090.01116.06
7.2.140.0060.01115.95
7.2.130.0100.00816.04
7.2.120.0090.00916.05
7.2.110.0090.01015.90
7.2.100.0070.00915.91
7.2.90.0110.00816.06
7.2.80.0100.00615.92
7.2.70.0110.00816.01
7.2.60.0120.00415.97
7.2.50.0050.00916.08
7.2.40.0150.00816.12
7.2.30.0110.00816.05
7.2.20.0110.00715.97
7.2.10.0060.00916.06
7.2.00.0080.00716.13
7.1.330.0120.00315.64
7.1.320.0020.01214.85
7.1.310.0120.01214.81
7.1.300.0060.00815.20
7.1.290.0050.00915.24
7.1.280.0090.00815.10
7.1.270.0050.00915.09
7.1.260.0100.00615.09
7.1.250.0080.00714.99

preferences:
35.08 ms | 400 KiB | 5 Q