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 ( 1 => '/abc/'); $my_replace = array( 1 => '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)
8.3.60.0080.00616.50
8.3.50.0150.00722.14
8.3.40.0030.01118.61
8.3.30.0140.00018.71
8.3.20.0000.00720.33
8.3.10.0090.00021.70
8.3.00.0040.00423.69
8.2.180.0080.00816.75
8.2.170.0060.01519.04
8.2.160.0030.01222.96
8.2.150.0040.00425.66
8.2.140.0070.00024.66
8.2.130.0050.00319.76
8.2.120.0000.00726.35
8.2.110.0040.00422.10
8.2.100.0050.00518.03
8.2.90.0100.00017.75
8.2.80.0050.00318.94
8.2.70.0080.00017.88
8.2.60.0000.00917.88
8.2.50.0040.00417.88
8.2.40.0040.00419.61
8.2.30.0000.00719.31
8.2.20.0050.00217.69
8.2.10.0070.00019.90
8.2.00.0050.00318.07
8.1.280.0090.00625.92
8.1.270.0000.00823.89
8.1.260.0050.00328.09
8.1.250.0050.00328.09
8.1.240.0060.00323.96
8.1.230.0070.00419.07
8.1.220.0030.00617.74
8.1.210.0090.00018.77
8.1.200.0060.00317.38
8.1.190.0040.00417.38
8.1.180.0040.00418.10
8.1.170.0040.00417.62
8.1.160.0000.00720.63
8.1.150.0030.00518.86
8.1.140.0000.00819.52
8.1.130.0000.00717.75
8.1.120.0070.00017.63
8.1.110.0040.00417.55
8.1.100.0050.00317.55
8.1.90.0000.00817.57
8.1.80.0070.00017.52
8.1.70.0070.00017.52
8.1.60.0000.00817.66
8.1.50.0000.00817.59
8.1.40.0000.00917.51
8.1.30.0000.00817.70
8.1.20.0040.00417.63
8.1.10.0000.00917.62
8.1.00.0000.00817.67
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0050.00318.39
8.0.270.0000.00816.97
8.0.260.0030.00317.19
8.0.250.0040.00416.96
8.0.240.0000.00716.94
8.0.230.0080.00016.96
8.0.220.0030.00316.86
8.0.210.0050.00316.99
8.0.200.0030.00617.04
8.0.190.0040.00417.06
8.0.180.0070.00016.94
8.0.170.0050.00316.98
8.0.160.0030.00616.95
8.0.150.0030.00316.99
8.0.140.0040.00416.90
8.0.130.0030.00313.37
8.0.120.0040.00416.96
8.0.110.0000.00717.05
8.0.100.0040.00417.01
8.0.90.0000.00716.88
8.0.80.0040.01116.99
8.0.70.0040.00416.93
8.0.60.0040.00416.78
8.0.50.0030.00516.87
8.0.30.0110.00717.05
8.0.20.0160.01217.40
8.0.10.0000.00817.15
8.0.00.0070.01116.84
7.4.330.0000.00616.79
7.4.320.0030.00316.58
7.4.300.0050.00316.76
7.4.290.0030.00316.70
7.4.280.0080.00016.75
7.4.270.0040.00416.57
7.4.260.0000.00716.62
7.4.250.0000.00816.61
7.4.240.0070.00216.62
7.4.230.0000.00716.84
7.4.220.0140.00316.63
7.4.210.0130.00316.74
7.4.200.0050.00216.66
7.4.160.0080.00816.71
7.4.150.0030.01617.40
7.4.140.0140.00517.86
7.4.130.0090.00916.56
7.4.120.0110.00816.77
7.4.110.0120.00616.63
7.4.100.0100.00716.82
7.4.90.0060.01616.75
7.4.80.0060.01619.39
7.4.70.0080.01516.91
7.4.60.0030.01216.65
7.4.50.0040.01116.41
7.4.40.0000.01716.61
7.4.30.0060.01116.77
7.4.10.0140.00415.21
7.4.00.0140.00315.14
7.3.330.0020.00213.04
7.3.320.0030.00313.20
7.3.310.0070.00016.17
7.3.300.0020.00516.34
7.3.290.0070.00016.09
7.3.280.0080.01016.28
7.3.270.0080.00817.40
7.3.260.0190.00616.65
7.3.240.0080.00916.37
7.3.230.0170.00616.39
7.3.210.0150.00316.80
7.3.200.0190.00319.39
7.3.190.0080.01316.27
7.3.180.0060.01516.60
7.3.170.0120.00416.30
7.3.160.0040.01216.47
7.3.130.0040.01214.88
7.3.120.0090.00914.70
7.3.110.0070.01114.96
7.3.100.0100.00515.04
7.3.90.0060.01314.96
7.3.80.0070.00715.09
7.3.70.0060.00714.87
7.3.60.0060.00614.85
7.3.50.0060.00814.83
7.3.40.0040.01114.70
7.3.30.0120.00514.59
7.3.20.0070.00516.60
7.3.10.0020.01316.57
7.3.00.0090.00416.37
7.2.330.0110.00616.70
7.2.320.0100.00716.50
7.2.310.0030.01416.66
7.2.300.0060.00916.67
7.2.290.0180.00616.67
7.2.260.0060.01315.20
7.2.250.0070.01115.16
7.2.240.0060.01215.01
7.2.230.0080.01015.01
7.2.220.0110.00815.05
7.2.210.0030.01015.09
7.2.200.0080.00615.04
7.2.190.0070.00815.12
7.2.180.0030.01415.11
7.2.170.0070.00715.13
7.2.160.0040.00714.97
7.2.150.0060.00916.79
7.2.140.0100.00617.05
7.2.130.0060.00917.07
7.2.120.0070.00716.94
7.2.110.0000.01216.77
7.2.100.0080.00617.17
7.2.90.0040.00717.02
7.2.80.0100.00717.05
7.2.70.0050.00516.92
7.2.60.0060.00716.95
7.2.50.0070.00517.15
7.2.40.0030.01316.95
7.2.30.0080.01217.00
7.2.20.0110.00417.04
7.2.10.0000.01017.05
7.2.00.0030.01317.04
7.1.330.0090.00516.00
7.1.320.0060.00516.03
7.1.310.0060.00615.70
7.1.300.0020.00915.71
7.1.290.0060.00715.98
7.1.280.0020.01415.93
7.1.270.0040.00715.77
7.1.260.0050.00816.03
7.1.250.0040.00815.82
7.1.240.0060.00615.96
7.1.230.0000.01315.91
7.1.220.0000.01215.95
7.1.210.0040.00415.89
7.1.200.0050.00715.89
7.1.190.0060.00615.90
7.1.180.0060.00615.99
7.1.170.0000.01715.67
7.1.160.0060.00915.85
7.1.150.0110.00715.83
7.1.140.0060.00915.98
7.1.130.0030.00615.71
7.1.120.0040.00415.80
7.1.110.0060.00316.04
7.1.100.0060.00316.05
7.1.90.0040.00815.88
7.1.80.0060.00915.91
7.1.70.0040.00716.46
7.1.60.0080.01117.49
7.1.50.0050.01316.50
7.1.40.0030.01015.90
7.1.30.0030.00615.71
7.1.20.0060.00715.86
7.1.10.0090.00015.93
7.1.00.0070.03819.22
7.0.330.0030.00715.49
7.0.320.0040.00415.73
7.0.310.0130.00015.52
7.0.300.0000.01015.43
7.0.290.0070.01115.47
7.0.280.0070.01015.52
7.0.270.0080.00315.20
7.0.260.0060.00615.41
7.0.250.0030.00715.79
7.0.240.0110.00015.33
7.0.230.0090.00315.66
7.0.220.0080.00315.30
7.0.210.0030.00915.61
7.0.200.0000.01216.19
7.0.190.0030.00615.62
7.0.180.0100.00315.68
7.0.170.0030.01215.60
7.0.160.0000.00915.23
7.0.150.0100.00315.58
7.0.140.0070.00715.30
7.0.130.0070.00715.56
7.0.120.0070.00315.69
7.0.110.0030.01015.46
7.0.100.0030.00615.48
7.0.90.0000.01015.45
7.0.80.0000.01415.38
7.0.70.0100.00315.68
7.0.60.0110.04118.45
7.0.50.0080.03216.76
7.0.40.0050.03816.89
7.0.30.0140.02816.79
7.0.20.0160.02816.83
7.0.10.0050.02416.78
7.0.00.0050.04316.89
5.6.400.0000.00913.95
5.6.390.0140.00014.13
5.6.380.0000.01214.78
5.6.370.0000.01614.38
5.6.360.0030.00614.43
5.6.350.0040.01514.23
5.6.340.0080.00013.89
5.6.330.0070.00714.32
5.6.320.0000.00814.31
5.6.310.0110.00414.27
5.6.300.0000.01114.34
5.6.290.0070.00714.80
5.6.280.0050.03117.82
5.6.270.0120.00614.44
5.6.260.0000.01414.18
5.6.250.0030.00714.37
5.6.240.0030.00714.36
5.6.230.0070.00314.59
5.6.220.0030.01114.25
5.6.210.0070.04117.53
5.6.200.0050.02316.34
5.6.190.0070.03617.29
5.6.180.0180.03117.46
5.6.170.0080.02517.42
5.6.160.0050.02317.40
5.6.150.0060.02316.26
5.6.140.0030.04816.24
5.6.130.0120.03716.19
5.6.120.0100.04017.69
5.6.110.0120.02517.62
5.6.100.0100.03617.79
5.6.90.0070.04517.68
5.6.80.0070.04217.30
5.6.70.0070.00714.36
5.6.60.0070.00714.27
5.6.50.0000.01714.37
5.6.40.0040.00713.98
5.6.30.0060.00614.14
5.6.20.0040.01114.51
5.6.10.0000.01614.36
5.6.00.0000.01314.31
5.5.380.0000.01414.59
5.5.370.0030.01214.21
5.5.360.0130.00014.31
5.5.350.0050.04617.29
5.5.340.0070.04016.12
5.5.330.0070.04117.44
5.5.320.0110.02317.35
5.5.310.0120.02917.39
5.5.300.0070.03816.25
5.5.290.0100.04516.20
5.5.280.0050.04517.33
5.5.270.0080.02017.59
5.5.260.0020.04917.52
5.5.250.0050.04017.29
5.5.240.0090.02817.29
5.5.230.0040.00714.30
5.5.220.0060.00614.34
5.5.210.0060.00614.22
5.5.200.0070.00414.34
5.5.190.0030.01014.44
5.5.180.0090.00614.14
5.5.170.0000.01014.25
5.5.160.0040.01114.09
5.5.150.0060.00314.31
5.5.140.0030.01013.94
5.5.130.0070.00714.25
5.5.120.0000.01014.09
5.5.110.0030.00614.34
5.5.100.0060.01014.41
5.5.90.0070.00714.14
5.5.80.0080.00813.91
5.5.70.0080.00014.48
5.5.60.0070.00414.20
5.5.50.0090.00314.22
5.5.40.0080.00614.21
5.5.30.0040.01114.24
5.5.20.0040.00814.17
5.5.10.0000.01114.18
5.5.00.0070.00714.30

preferences:
56.6 ms | 401 KiB | 5 Q