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run code in 300+ PHP versions simultaneously
<?php // What about for boolean, int, float? $value = str_replace( ' ', "\n", false ); var_dump( $value ); $value = str_replace( ' ', "\n", null ); var_dump( $value );

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)
8.3.60.0150.00018.52
8.3.50.0040.01116.52
8.3.40.0120.00318.57
8.3.30.0080.00818.51
8.3.20.0050.00324.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0100.00725.92
8.2.170.0110.00418.90
8.2.160.0100.00322.96
8.2.150.0090.00025.66
8.2.140.0080.00024.66
8.2.130.0030.00726.16
8.2.120.0080.00026.35
8.2.110.0030.00620.39
8.2.100.0040.00817.91
8.2.90.0000.00817.75
8.2.80.0000.00818.77
8.2.70.0080.00017.63
8.2.60.0030.00517.93
8.2.50.0030.00718.05
8.2.40.0080.00018.22
8.2.30.0040.00417.99
8.2.20.0080.00018.06
8.2.10.0070.00020.96
8.2.00.0000.00719.14
8.1.280.0030.01225.92
8.1.270.0000.00723.99
8.1.260.0040.00428.09
8.1.250.0030.00528.09
8.1.240.0080.00024.04
8.1.230.0080.00420.95
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00917.22
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0040.00418.39
8.1.160.0000.00720.80
8.1.150.0050.00318.73
8.1.140.0000.00718.86
8.1.130.0000.00720.06
8.1.120.0050.00317.29
8.1.110.0060.00317.42
8.1.100.0000.00717.35
8.1.90.0000.00717.37
8.1.80.0040.00417.40
8.1.70.0000.00817.30
8.1.60.0040.00417.54
8.1.50.0030.00517.39
8.1.40.0030.00517.33
8.1.30.0000.00917.58
8.1.20.0030.00517.55
8.1.10.0030.00617.44
8.1.00.0030.00617.23
8.0.300.0000.00818.93
8.0.290.0080.00016.63
8.0.280.0000.00718.28
8.0.270.0030.00317.92
8.0.260.0070.00018.42
8.0.250.0000.00716.72
8.0.240.0000.00716.82
8.0.230.0030.00316.77
8.0.220.0030.00516.83
8.0.210.0030.00316.82
8.0.200.0040.00416.89
8.0.190.0070.00016.77
8.0.180.0050.00316.86
8.0.170.0040.00416.83
8.0.160.0040.00416.90
8.0.150.0000.00716.80
8.0.140.0000.00716.75
8.0.130.0030.00313.20
8.0.120.0040.00416.82
8.0.110.0070.00016.70
8.0.100.0040.00416.62
8.0.90.0000.00716.73
8.0.80.0090.01116.81
8.0.70.0000.00716.93
8.0.60.0000.00716.75
8.0.50.0000.00716.67
8.0.30.0170.00316.88
8.0.20.0080.00816.88
8.0.10.0060.00916.96
8.0.00.0030.01316.91
7.4.330.0020.00215.55
7.4.320.0000.00716.46
7.4.300.0070.00016.54
7.4.290.0030.00716.38
7.4.280.0040.00416.37
7.4.270.0030.00316.48
7.4.260.0050.00013.16
7.4.250.0000.00716.25
7.4.240.0030.00316.43
7.4.230.0030.00316.61
7.4.220.0020.00516.53
7.4.210.0030.01416.56
7.4.200.0040.00416.23
7.4.160.0090.00616.51
7.4.150.0070.01016.41
7.4.140.0130.00716.35
7.4.130.0090.00616.27
7.4.120.0100.01016.44
7.4.110.0100.01016.43
7.4.100.0090.01216.46
7.4.90.0120.00916.46
7.4.80.0100.01116.41
7.4.70.0100.01016.31
7.4.60.0130.00416.36
7.4.50.0100.00716.33
7.4.40.0110.00816.16
7.4.30.0220.00016.21
7.4.20.0090.00616.31
7.4.10.0110.00416.29
7.4.00.0070.00716.34
7.3.330.0020.00516.18
7.3.320.0050.00012.88
7.3.310.0020.00515.99
7.3.300.0030.00316.12
7.3.290.0080.00816.14
7.3.270.0070.00716.08
7.3.260.0090.00616.09
7.3.250.0090.01216.09
7.3.240.0140.00016.16
7.3.230.0110.01016.15
7.3.220.0150.00316.12
7.3.210.0070.01416.09
7.3.200.0000.02116.09
7.3.190.0100.01016.06
7.3.180.0070.01016.00
7.3.170.0100.00716.02
7.3.160.0100.01216.11
7.3.150.0060.00816.12
7.3.140.0090.00616.05
7.3.130.0110.01116.16
7.3.120.0030.01016.11
7.3.110.0090.00616.04
7.3.100.0080.00616.01
7.3.90.0000.01316.29
7.3.80.0150.00016.09
7.3.70.0000.01416.17
7.3.60.0060.00816.22
7.3.50.0040.01116.29
7.3.40.0070.00716.20
7.3.30.0100.00416.15
7.3.20.0040.01116.29
7.3.10.0030.01016.18
7.3.00.0070.00716.24

preferences:
65.94 ms | 400 KiB | 5 Q