3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(0 => 'blue pants', 1 => 'red pants', 2 => 'green pants', 3 => 'green pants', 4=> 'red t-shirt'); $return = preg_grep("/red/", $array); var_dump($return);

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)
8.4.130.0060.00319.57
8.4.120.0100.01022.27
8.4.110.0130.00618.73
8.4.100.0160.00418.62
8.4.90.0060.00320.59
8.4.80.0100.00918.88
8.4.70.0030.00518.90
8.4.60.0070.01022.21
8.4.50.0070.00317.83
8.4.40.0160.00319.48
8.4.30.0130.00620.19
8.4.20.0060.00320.80
8.4.10.0100.01017.57
8.3.260.0130.00316.67
8.3.250.0100.00817.00
8.3.240.0040.00416.66
8.3.230.0050.01216.69
8.3.220.0090.00918.71
8.3.210.0100.00916.92
8.3.200.0030.00616.72
8.3.190.0100.00617.11
8.3.180.0070.00816.81
8.3.170.0090.00918.78
8.3.160.0160.00316.65
8.3.150.0060.00320.53
8.3.140.0150.00416.57
8.3.130.0060.00318.65
8.3.120.0060.01318.87
8.3.110.0040.00420.94
8.3.100.0090.00016.79
8.3.90.0120.00416.48
8.3.80.0030.00618.56
8.3.70.0120.00916.75
8.3.60.0120.00618.28
8.3.50.0080.01221.94
8.3.40.0110.00818.75
8.3.30.0120.00618.58
8.3.20.0040.00421.95
8.3.10.0060.00320.33
8.3.00.0030.00522.39
8.2.290.0110.00720.12
8.2.280.0140.00520.48
8.2.270.0140.00417.40
8.2.260.0110.00720.91
8.2.250.0030.01618.51
8.2.240.0060.00317.37
8.2.230.0060.00322.58
8.2.220.0040.00424.06
8.2.210.0120.00626.77
8.2.200.0030.00616.63
8.2.190.0090.00918.54
8.2.180.0100.01016.75
8.2.170.0110.00422.96
8.2.160.0040.01119.38
8.2.150.0030.00524.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.82
8.2.110.0070.00321.09
8.2.100.0080.00417.91
8.2.90.0000.00718.03
8.2.80.0080.00018.16
8.2.70.0050.00517.63
8.2.60.0040.00417.75
8.2.50.0000.00817.75
8.2.40.0040.00419.20
8.2.30.0040.00419.25
8.2.20.0040.00418.02
8.2.10.0080.00019.17
8.2.00.0050.00319.22
8.1.330.0090.00921.64
8.1.320.0080.01016.46
8.1.310.0060.00916.86
8.1.300.0140.00418.30
8.1.290.0040.00418.88
8.1.280.0140.00425.92
8.1.270.0160.00323.97
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0070.00320.85
8.1.220.0000.00817.79
8.1.210.0030.00518.77
8.1.200.0050.00317.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0060.00318.62
8.1.160.0050.00318.77
8.1.150.0040.00418.89
8.1.140.0030.00420.81
8.1.130.0000.00820.12
8.1.120.0070.00017.46
8.1.110.0040.00417.56
8.1.100.0050.00317.57
8.1.90.0040.00417.43
8.1.80.0080.00017.50
8.1.70.0030.00317.51
8.1.60.0050.00317.64
8.1.50.0000.00717.61
8.1.40.0060.00317.45
8.1.30.0000.00817.66
8.1.20.0090.00017.60
8.1.10.0030.00517.52
8.1.00.0000.00917.57
8.0.300.0080.00019.91
8.0.290.0050.00316.58
8.0.280.0000.00818.30
8.0.270.0030.00317.13
8.0.260.0000.00620.00
8.0.250.0000.00717.03
8.0.240.0000.00716.89
8.0.230.0040.00417.02
8.0.220.0040.00416.95
8.0.210.0070.00016.95
8.0.200.0070.00016.96
8.0.190.0060.00317.03
8.0.180.0040.00417.01
8.0.170.0000.00816.89
8.0.160.0000.00716.86
8.0.150.0000.00816.85
8.0.140.0000.00816.80
8.0.130.0030.00313.41
8.0.120.0030.00516.98
8.0.110.0000.00816.86
8.0.100.0040.00416.89
8.0.90.0030.00616.99
8.0.80.0080.00816.84
8.0.70.0040.00416.81
8.0.60.0000.00716.86
8.0.50.0050.00316.98
8.0.30.0120.00617.14
8.0.20.0070.01317.24
8.0.10.0000.00716.88
8.0.00.0110.00816.67
7.4.330.0000.00515.55
7.4.320.0000.00616.71
7.4.300.0030.00316.54
7.4.290.0070.00016.75
7.4.280.0040.00416.73
7.4.270.0000.00716.63
7.4.260.0000.00816.63
7.4.250.0070.00016.65
7.4.240.0020.00516.73
7.4.230.0040.00416.54
7.4.220.0000.00716.74
7.4.210.0050.01316.71
7.4.200.0030.00516.53
7.4.130.0230.00416.48
7.4.120.0220.00316.57
7.4.110.0070.01016.58
7.4.100.0060.01416.61
7.4.90.0070.01016.71
7.4.80.0160.00619.39
7.4.70.0100.01216.54
7.4.60.0080.01116.60
7.4.50.0080.00616.52
7.4.40.0090.00916.58
7.4.00.0070.00715.23
7.3.330.0000.00513.01
7.3.320.0000.00613.02
7.3.310.0070.00016.31
7.3.300.0070.00016.32
7.3.290.0000.00716.31
7.3.280.0070.00716.18
7.3.260.0120.00716.42
7.3.240.0100.00816.38
7.3.230.0120.01016.39
7.3.210.0060.01216.50
7.3.200.0200.00316.36
7.3.190.0080.00816.27
7.3.180.0070.01416.35
7.3.170.0140.00316.29
7.3.160.0000.01516.54
7.3.70.0080.00814.88
7.3.60.0000.01214.93
7.3.50.0130.00014.87
7.3.40.0040.00814.77
7.3.30.0120.00614.76
7.3.20.0090.00914.81
7.3.10.0170.00414.75
7.3.00.0070.01014.80
7.2.330.0100.00716.43
7.2.320.0100.01016.64
7.2.310.0080.00816.48
7.2.300.0120.00916.60
7.2.290.0110.01116.60
7.2.200.0120.00314.77
7.2.190.0080.00615.21
7.2.180.0100.00615.14
7.2.170.0070.01014.82
7.2.160.0080.01015.07
7.2.150.0260.00614.89
7.2.140.0890.00414.75
7.2.130.0130.00914.88
7.2.120.0170.00014.92
7.2.110.0060.01315.33
7.2.100.0130.00314.88
7.2.90.0160.00815.27
7.2.80.0120.00915.25
7.2.70.0130.00615.06
7.2.60.0070.01415.04
7.2.50.0160.00915.24
7.2.40.0150.00615.11
7.2.30.0160.00915.00
7.2.20.0130.00415.28
7.2.10.0070.01315.06
7.2.00.0100.01015.13
7.1.300.0070.01013.92
7.1.290.0110.00913.81
7.1.280.0130.00614.01
7.1.270.0130.01013.95
7.1.260.0070.01014.02
7.1.250.0100.00713.94

preferences:
27.91 ms | 403 KiB | 5 Q