3v4l.org

run code in 300+ PHP versions simultaneously
<?php $my_find = array ( 0 => '/abc/'); $my_replace = array( 0 => 'xyz' ); $my_subject = array( 'abcdefg' ); $my_subject = preg_replace( $my_find, $my_replace, $my_subject ); echo "first\n"; print_r($my_find); print_r($my_replace); print_r($my_subject); $my_find = array ( 2 => '/abc/'); $my_replace = array( 2 => 'xyz' ); $my_subject = array( 'abcdefg' ); $my_subject = preg_replace( $my_find, $my_replace, $my_subject ); echo "second\n"; print_r($my_find); print_r($my_replace); print_r($my_subject);

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)
8.3.60.0070.00716.75
8.3.50.0000.01516.61
8.3.40.0140.00018.79
8.3.30.0080.00818.96
8.3.20.0080.00020.30
8.3.10.0040.00421.60
8.3.00.0040.00423.61
8.2.180.0110.00718.42
8.2.170.0070.00722.96
8.2.160.0030.01020.53
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00319.71
8.2.120.0040.00426.35
8.2.110.0090.00022.08
8.2.100.0060.00617.93
8.2.90.0080.00019.17
8.2.80.0050.00317.97
8.2.70.0060.00317.62
8.2.60.0050.00517.80
8.2.50.0040.00418.07
8.2.40.0040.00422.30
8.2.30.0000.00719.29
8.2.20.0030.00517.66
8.2.10.0020.00518.12
8.2.00.0070.00018.00
8.1.280.0110.00425.92
8.1.270.0040.01120.34
8.1.260.0080.00028.09
8.1.250.0000.00728.09
8.1.240.0060.00323.96
8.1.230.0070.00419.10
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.22
8.1.190.0080.00017.25
8.1.180.0030.00618.10
8.1.170.0040.00418.45
8.1.160.0000.00720.73
8.1.150.0080.00018.73
8.1.140.0030.00519.54
8.1.130.0030.00517.68
8.1.120.0050.00317.58
8.1.110.0000.00717.41
8.1.100.0000.00717.42
8.1.90.0070.00017.54
8.1.80.0000.00717.59
8.1.70.0040.00417.46
8.1.60.0060.00317.55
8.1.50.0030.00617.51
8.1.40.0070.00017.60
8.1.30.0030.00517.66
8.1.20.0040.00417.73
8.1.10.0040.00417.72
8.1.00.0000.00717.59
8.0.300.0090.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0030.00617.20
8.0.260.0000.00617.15
8.0.250.0030.00317.09
8.0.240.0030.00317.09
8.0.230.0000.00817.02
8.0.220.0000.00717.03
8.0.210.0070.00016.88
8.0.200.0030.00617.05
8.0.190.0040.00417.03
8.0.180.0030.00417.03
8.0.170.0040.00417.01
8.0.160.0040.00417.08
8.0.150.0000.00717.00
8.0.140.0050.00316.91
8.0.130.0000.00613.38
8.0.120.0030.00616.96
8.0.110.0000.00716.96
8.0.100.0040.00417.02
8.0.90.0080.00016.84
8.0.80.0030.01617.04
8.0.70.0030.00516.96
8.0.60.0070.00017.04
8.0.50.0000.00717.06
8.0.30.0080.00817.02
8.0.20.0140.01017.40
8.0.10.0030.00516.97
8.0.00.0080.01116.94
7.4.330.0060.00016.75
7.4.320.0000.00716.52
7.4.300.0030.00616.75
7.4.290.0070.00016.74
7.4.280.0080.00016.64
7.4.270.0030.00316.52
7.4.260.0030.00616.60
7.4.250.0080.00016.53
7.4.240.0030.00516.69
7.4.230.0030.00316.55
7.4.220.0040.02116.71
7.4.210.0090.00816.77
7.4.200.0000.00716.78
7.4.160.0090.00616.62
7.4.150.0090.01317.40
7.4.140.0160.00317.86
7.4.130.0100.01016.67
7.4.120.0100.00916.71
7.4.110.0040.01516.62
7.4.100.0200.00416.88
7.4.90.0050.01316.44
7.4.80.0120.00619.39
7.4.70.0080.00916.71
7.4.60.0130.00316.84
7.4.50.0120.00616.44
7.4.40.0090.00816.49
7.4.30.0050.01116.60
7.4.00.0060.00915.23
7.3.330.0000.00513.02
7.3.320.0000.00513.13
7.3.310.0030.00316.29
7.3.300.0030.00416.32
7.3.290.0070.00016.29
7.3.280.0070.01116.33
7.3.270.0120.00617.40
7.3.260.0200.00416.25
7.3.240.0070.01116.43
7.3.230.0100.00716.47
7.3.210.0090.00916.73
7.3.200.0070.01019.39
7.3.190.0130.00716.68
7.3.180.0110.00616.49
7.3.170.0060.00916.47
7.3.160.0140.00316.33
7.3.10.0150.00016.74
7.3.00.0060.00916.69
7.2.330.0100.00716.60
7.2.320.0090.00916.53
7.2.310.0060.01216.75
7.2.300.0090.00916.81
7.2.290.0090.01516.63
7.2.130.0090.00616.89
7.2.120.0060.00917.04
7.2.110.0100.00716.70
7.2.100.0040.00817.01
7.2.90.0070.01017.09
7.2.80.0030.01017.00
7.2.70.0070.00316.99
7.2.60.0060.00717.07
7.2.50.0000.01017.09
7.2.40.0080.00816.77
7.2.30.0000.01517.07
7.2.20.0070.00716.65
7.2.10.0110.00416.61
7.2.00.0110.00518.29
7.1.250.0100.00315.68
7.1.200.0050.00316.04
7.1.100.0060.00618.00
7.1.70.0040.01117.24
7.1.60.0140.01119.20
7.1.50.0100.00717.27
7.1.00.0030.07722.43
7.0.200.0030.00316.95
7.0.60.0100.08721.72
7.0.50.0130.07317.96
7.0.40.0100.06720.11
7.0.30.0300.03720.36
7.0.20.0370.04720.22
7.0.10.0070.04020.16
7.0.00.0000.05720.25
5.6.280.0070.02721.12
5.6.210.0000.04320.50
5.6.200.0030.05718.18
5.6.190.0030.06320.64
5.6.180.0400.08020.45
5.6.170.0200.04020.47
5.6.160.0000.05320.55
5.6.150.0100.07718.28
5.6.140.0100.04718.27
5.6.130.0000.08318.27
5.6.120.0130.06021.14
5.6.110.0130.07021.00
5.6.100.0170.06321.02
5.6.90.0100.08021.00
5.6.80.0070.08020.40
5.5.350.0030.08020.40
5.5.340.0030.06018.04
5.5.330.0200.06720.19
5.5.320.0170.04320.37
5.5.310.0200.05720.26
5.5.300.0070.04317.94
5.5.290.0070.08018.08
5.5.280.0000.05320.77
5.5.270.0070.06020.75
5.5.260.0030.08320.89
5.5.250.0030.08720.65
5.5.240.0170.06020.03

preferences:
68.08 ms | 400 KiB | 5 Q