3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string='"WEINSTEIN","ANTONIA \"TOBY"","STILES","HOOPER \"PETER"","HENDERSON",'; $pattern = '/(?<=\S)""/'; $replacement = '\\""'; $result=preg_replace($pattern, $replacement, $string); echo $result;

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)
8.5.10.0060.00319.04
8.5.00.0160.00619.90
8.4.150.0020.00014.05
8.4.140.0110.01117.75
8.4.130.0020.00718.14
8.4.120.0060.00220.59
8.4.110.0090.01018.61
8.4.100.0030.00518.88
8.4.90.0140.00718.64
8.4.80.0090.01119.77
8.4.70.0120.00818.21
8.4.60.0070.00417.92
8.4.50.0110.00518.69
8.4.40.0120.00919.85
8.4.30.0030.01720.59
8.4.20.0040.01217.95
8.4.10.0080.00019.45
8.3.280.0130.00720.26
8.3.270.0100.01016.64
8.3.260.0140.00716.81
8.3.250.0110.00818.86
8.3.240.0120.00716.73
8.3.230.0160.00716.38
8.3.220.0080.01017.16
8.3.210.0120.00716.81
8.3.200.0050.00416.60
8.3.190.0120.00716.49
8.3.180.0050.00318.57
8.3.170.0170.00018.86
8.3.160.0050.00318.29
8.3.150.0070.00718.93
8.3.140.0110.00416.96
8.3.130.0030.00618.43
8.3.120.0060.00318.85
8.3.110.0000.00820.94
8.3.100.0030.00718.30
8.3.90.0090.00016.71
8.3.80.0060.00319.36
8.3.70.0120.00916.63
8.3.60.0120.00318.68
8.3.50.0090.00924.43
8.3.40.0170.00318.70
8.3.30.0090.01218.97
8.3.20.0000.00720.91
8.3.10.0090.00021.95
8.3.00.0050.00321.98
8.2.290.0110.00820.52
8.2.280.0100.00918.61
8.2.270.0180.00019.16
8.2.260.0080.00016.64
8.2.250.0040.00418.72
8.2.240.0040.00717.32
8.2.230.0030.00522.58
8.2.220.0090.00924.06
8.2.210.0040.00426.77
8.2.200.0060.00318.67
8.2.190.0090.01218.29
8.2.180.0120.00618.54
8.2.170.0150.00018.96
8.2.160.0100.00322.96
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00421.31
8.2.110.0080.00320.52
8.2.100.0090.00317.84
8.2.90.0050.00317.75
8.2.80.0060.00318.94
8.2.70.0030.00617.75
8.2.60.0080.00017.80
8.2.50.0040.00418.05
8.2.40.0000.00818.22
8.2.30.0070.00017.96
8.2.20.0000.00717.98
8.2.10.0070.00019.23
8.2.00.0040.00419.26
8.1.330.0130.00522.12
8.1.320.0120.00716.41
8.1.310.0140.00318.41
8.1.300.0060.00318.15
8.1.290.0040.00418.88
8.1.280.0000.01525.92
8.1.270.0040.00423.75
8.1.260.0080.00026.35
8.1.250.0030.00528.09
8.1.240.0060.00322.09
8.1.230.0000.01117.71
8.1.220.0050.00317.79
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0000.00819.25
8.1.160.0000.00818.84
8.1.150.0080.00018.94
8.1.140.0000.00720.72
8.1.130.0040.00417.52
8.1.120.0030.00417.54
8.1.110.0040.00417.56
8.1.100.0030.00617.49
8.1.90.0000.00717.54
8.1.80.0040.00417.36
8.1.70.0030.00317.41
8.1.60.0030.00617.60
8.1.50.0050.00217.50
8.1.40.0050.00317.50
8.1.30.0060.00317.70
8.1.20.0040.00417.75
8.1.10.0040.00417.57
8.1.00.0040.00417.59
8.0.300.0000.00818.77
8.0.290.0070.00016.75
8.0.280.0080.00018.37
8.0.270.0040.00418.14
8.0.260.0030.00316.96
8.0.250.0040.00417.04
8.0.240.0040.00417.05
8.0.230.0030.00316.96
8.0.220.0030.00316.86
8.0.210.0050.00216.88
8.0.200.0030.00317.00
8.0.190.0030.00317.02
8.0.180.0030.00516.95
8.0.170.0050.00317.04
8.0.160.0110.00016.98
8.0.150.0070.00016.92
8.0.140.0000.00716.96
8.0.130.0030.00313.37
8.0.120.0040.00416.82
8.0.110.0050.00216.93
8.0.100.0000.00816.85
8.0.90.0040.00416.86
8.0.80.0080.00716.93
8.0.70.0030.00317.01
8.0.60.0000.00717.02
8.0.50.0040.00416.99
8.0.30.0100.00717.45
8.0.20.0160.00317.17
8.0.10.0020.00517.07
8.0.00.0120.00616.94
7.4.330.0000.00416.91
7.4.320.0030.00316.63
7.4.300.0030.00316.74
7.4.290.0080.00016.64
7.4.280.0060.00316.65
7.4.270.0030.00616.78
7.4.260.0030.00313.40
7.4.250.0030.00316.60
7.4.240.0000.00716.72
7.4.230.0000.00716.53
7.4.220.0000.00716.64
7.4.210.0060.00916.74
7.4.200.0000.00716.46
7.4.130.0090.00916.45
7.4.120.0180.00716.68
7.4.110.0130.00316.65
7.4.100.0160.00316.49
7.4.90.0140.00416.63
7.4.80.0070.01119.39
7.4.70.0070.01016.87
7.4.60.0100.00616.66
7.4.50.0060.01016.69
7.4.40.0070.01016.63
7.4.10.0080.00615.00
7.4.00.0080.00815.00
7.3.330.0000.00716.28
7.3.320.0000.00513.09
7.3.310.0000.00816.39
7.3.300.0000.00716.37
7.3.290.0080.00716.37
7.3.280.0080.00616.40
7.3.260.0090.00916.67
7.3.230.0060.01016.52
7.3.210.0060.00916.32
7.3.200.0100.00716.29
7.3.190.0040.01416.69
7.3.180.0110.01216.31
7.3.170.0090.01216.56
7.3.160.0120.00416.79
7.3.130.0100.00714.52
7.3.120.0100.00714.75
7.3.110.0100.00514.74
7.3.100.0130.00314.57
7.3.90.0120.00714.89
7.3.80.0090.00914.70
7.3.70.0070.01114.49
7.3.60.0100.00714.53
7.3.50.0060.00914.62
7.3.40.0130.00314.37
7.3.30.0080.00814.60
7.3.20.0060.01014.64
7.3.10.0090.00914.80
7.3.00.0140.00714.74
7.2.330.0030.01316.86
7.2.320.0090.01316.76
7.2.310.0120.00916.68
7.2.300.0030.02016.77
7.2.290.0130.01016.90
7.2.260.0150.00314.59
7.2.250.0030.01415.05
7.2.240.0110.00514.56
7.2.230.0110.00515.20
7.2.220.0150.00315.09
7.2.210.0120.00814.95
7.2.200.0160.00315.19
7.2.190.0100.00514.93
7.2.180.0080.01114.77
7.2.170.0140.00914.89
7.2.160.0100.00714.70
7.2.150.0160.00814.92
7.2.140.0120.00914.92
7.2.130.0090.01514.84
7.2.120.0200.00015.09
7.2.110.0130.00915.07
7.2.100.0190.00614.98
7.2.90.0130.00814.90
7.2.80.0100.01015.05
7.2.70.0190.00314.79
7.2.60.0090.00914.79
7.2.50.0120.00614.97
7.2.40.0130.00615.26
7.2.30.0140.00714.98
7.2.20.0180.00714.97
7.2.10.0130.00714.91
7.2.00.0110.00815.09

preferences:
40.99 ms | 403 KiB | 5 Q