3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'echo "hello, my name is $array[foo] and it\'s nice to meet you";'; echo preg_replace_callback('/\".*(\$.*\[[^\'].*[^\']\]).*\"/', function($match) { $search = ['[', ']']; $replace = ["['", "']"]; $array = '" . ' . str_replace($search, $replace, $match[1]) . ' . "'; return str_replace($match[1], $array, $match[0]); }, $str);

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)
8.4.120.0050.00322.16
8.4.110.0180.00318.82
8.4.100.0100.01018.98
8.4.90.0090.01122.63
8.4.80.0130.00518.91
8.4.70.0060.00418.81
8.4.60.0130.00618.84
8.4.50.0110.01118.74
8.4.40.0100.01019.84
8.4.30.0100.01019.64
8.4.20.0100.01020.61
8.4.10.0060.00319.55
8.3.250.0100.00818.95
8.3.240.0130.00716.85
8.3.230.0050.00616.86
8.3.220.0070.00118.98
8.3.210.0110.00716.76
8.3.200.0070.00216.63
8.3.190.0070.01117.20
8.3.180.0090.00919.00
8.3.170.0180.00318.40
8.3.160.0120.00618.84
8.3.150.0160.00318.89
8.3.140.0040.00417.34
8.3.130.0090.00016.86
8.3.120.0030.00620.72
8.3.110.0000.00716.91
8.3.100.0070.00316.80
8.3.90.0000.00818.60
8.3.80.0050.00518.43
8.3.70.0030.01616.88
8.3.60.0100.01018.56
8.3.50.0090.00717.54
8.3.40.0150.00419.09
8.3.30.0090.00618.78
8.3.20.0040.00421.91
8.3.10.0090.00019.98
8.3.00.0000.00721.89
8.2.290.0050.00319.08
8.2.280.0090.00818.43
8.2.270.0120.00618.87
8.2.260.0040.00416.93
8.2.250.0040.01116.78
8.2.240.0040.00417.13
8.2.230.0060.00320.94
8.2.220.0040.01224.06
8.2.210.0070.00726.77
8.2.200.0060.00318.79
8.2.190.0070.00716.88
8.2.180.0160.00017.00
8.2.170.0080.00822.96
8.2.160.0030.01020.43
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0000.00819.79
8.2.120.0040.00426.35
8.2.110.0060.00321.21
8.2.100.0060.00617.97
8.2.90.0090.00018.03
8.2.80.0000.01020.07
8.2.70.0000.00817.75
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0050.00318.22
8.2.30.0060.00318.17
8.2.20.0040.00418.24
8.2.10.0040.00419.33
8.2.00.0050.00318.19
8.1.330.0090.01017.85
8.1.320.0130.00818.08
8.1.310.0120.00318.71
8.1.300.0070.01418.71
8.1.290.0030.00618.88
8.1.280.0140.00725.92
8.1.270.0040.00422.13
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.60
8.1.230.0030.00722.25
8.1.220.0040.00417.74
8.1.210.0040.00418.79
8.1.200.0000.00917.48
8.1.190.0030.00517.35
8.1.180.0100.00318.10
8.1.170.0060.00320.55
8.1.160.0040.00418.88
8.1.150.0000.00718.89
8.1.140.0000.00718.97
8.1.130.0030.00320.33
8.1.120.0030.00417.66
8.1.110.0030.00617.52
8.1.100.0060.00317.54
8.1.90.0000.00717.55
8.1.80.0000.00717.51
8.1.70.0040.00417.62
8.1.60.0050.00517.64
8.1.50.0040.00417.63
8.1.40.0000.00917.68
8.1.30.0080.00017.78
8.1.20.0000.00917.83
8.1.10.0000.00817.61
8.1.00.0000.00917.68
8.0.300.0050.00319.85
8.0.290.0000.00716.75
8.0.280.0000.00718.53
8.0.270.0070.00017.22
8.0.260.0000.00618.54
8.0.250.0000.00717.13
8.0.240.0030.00317.12
8.0.230.0080.00317.15
8.0.220.0030.00317.04
8.0.210.0040.00417.13
8.0.200.0030.00317.02
8.0.190.0000.00817.16
8.0.180.0070.00017.11
8.0.170.0050.00317.09
8.0.160.0000.00817.16
8.0.150.0070.00017.05
8.0.140.0040.00416.91
8.0.130.0050.00013.48
8.0.120.0070.00017.05
8.0.110.0020.00517.03
8.0.100.0000.00716.93
8.0.90.0040.00416.95
8.0.80.0030.01217.07
8.0.70.0000.00717.06
8.0.60.0040.00417.09
8.0.50.0080.00016.95
8.0.30.0090.01017.26
8.0.20.0130.00617.19
8.0.10.0070.00017.25
8.0.00.0110.00817.02
7.4.330.0000.00515.55
7.4.320.0000.00616.84
7.4.300.0000.00716.74
7.4.290.0030.00316.68
7.4.280.0050.00516.82
7.4.270.0000.00716.88
7.4.260.0080.00016.67
7.4.250.0000.00716.71
7.4.240.0040.00416.73
7.4.230.0040.00416.95
7.4.220.0060.00316.85
7.4.210.0090.00616.85
7.4.200.0040.00416.65
7.4.160.0070.00716.71
7.4.140.0110.00717.86
7.4.130.0110.01116.98
7.4.120.0030.01316.79
7.4.110.0130.00616.80
7.4.100.0150.00616.76
7.4.90.0170.00416.75
7.4.80.0070.01019.39
7.4.70.0130.00316.66
7.4.60.0070.01016.69
7.4.50.0050.00816.65
7.4.40.0100.01316.77
7.4.00.0040.00415.17
7.3.330.0020.00213.28
7.3.320.0000.00813.24
7.3.310.0000.00716.51
7.3.300.0030.00316.44
7.3.290.0100.00516.38
7.3.280.0070.00716.33
7.3.260.0090.01216.72
7.3.240.0080.01016.72
7.3.230.0120.00616.70
7.3.210.0130.00616.82
7.3.200.0100.00616.79
7.3.190.0110.00616.45
7.3.180.0100.01316.49
7.3.170.0060.00916.68
7.3.160.0110.00916.73
7.3.50.0220.00314.90
7.3.40.0120.01114.91
7.3.30.0060.00614.96
7.3.20.0110.00714.81
7.3.10.0090.01314.82
7.3.00.0120.00615.18
7.2.330.0120.00616.84
7.2.320.0190.00316.68
7.2.310.0000.01616.85
7.2.300.0100.00616.83
7.2.290.0110.00616.94
7.2.180.0070.01415.23
7.2.170.0080.00415.28
7.2.160.0110.00014.94
7.2.150.0100.01415.27
7.2.140.0190.00015.40
7.2.130.0160.00715.16
7.2.120.0170.01015.27
7.2.110.0080.00815.30
7.2.100.0090.00614.94
7.2.90.0160.01315.31
7.2.80.0230.00815.17
7.2.70.0100.00714.98
7.2.60.0810.00615.27
7.2.50.0210.00415.23
7.2.40.0100.00515.12
7.2.30.0150.00015.47
7.2.20.0090.00615.24
7.2.10.0190.00515.23
7.2.00.0250.00815.13
7.1.280.0110.00414.12
7.1.270.0030.01214.25
7.1.260.0070.01014.21
7.1.250.0150.00414.00

preferences:
136.21 ms | 403 KiB | 5 Q