3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr_a = array("AAA","","CCC",""); $arr_b = array("a1","b1","a2","b2","a3","b3","a4","b4"); $arr_c = array_chunk($arr_b,2); $c = array_combine($arr_a,$arr_c); $limp= array_filter($c); $filteredkeys = array_filter(array_keys($limp)); $filtered = array_intersect_key($limp, array_flip($filteredkeys)); var_dump($filtered);

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)
8.3.70.0120.00316.61
8.3.60.0060.01218.43
8.3.50.0070.00716.49
8.3.40.0070.01318.75
8.3.30.0140.01018.72
8.3.20.0040.00419.02
8.3.10.0050.00323.66
8.3.00.0030.00523.66
8.2.190.0170.00316.63
8.2.180.0120.00425.92
8.2.170.0060.00918.96
8.2.160.0120.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00420.93
8.2.110.0060.00321.00
8.2.100.0070.00417.68
8.2.90.0090.00017.90
8.2.80.0080.00317.97
8.2.70.0030.00518.04
8.2.60.0060.00317.80
8.2.50.0000.00818.10
8.2.40.0040.00421.02
8.2.30.0030.00619.19
8.2.20.0040.00417.91
8.2.10.0070.00019.45
8.2.00.0040.00419.32
8.1.280.0110.00825.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0030.00621.32
8.1.230.0070.00420.97
8.1.220.0050.00317.74
8.1.210.0060.00318.91
8.1.200.0040.00717.23
8.1.190.0030.00617.25
8.1.180.0060.00318.10
8.1.170.0030.00618.68
8.1.160.0040.00418.85
8.1.150.0070.00018.83
8.1.140.0070.00017.70
8.1.130.0030.00319.03
8.1.120.0060.00317.46
8.1.110.0070.00017.31
8.1.100.0000.00717.40
8.1.90.0030.00617.41
8.1.80.0040.00417.41
8.1.70.0030.00317.42
8.1.60.0080.00017.41
8.1.50.0040.00417.44
8.1.40.0000.00917.34
8.1.30.0000.00817.53
8.1.20.0040.00417.60
8.1.10.0070.00017.37
8.1.00.0040.00417.40
8.0.300.0080.00019.90
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0040.00417.11
8.0.260.0050.00517.11
8.0.250.0030.00316.87
8.0.240.0040.00416.79
8.0.230.0030.00516.89
8.0.220.0000.00716.82
8.0.210.0000.00716.86
8.0.200.0070.00016.79
8.0.190.0040.00416.91
8.0.180.0000.00816.84
8.0.170.0060.00316.85
8.0.160.0060.00316.73
8.0.150.0070.00016.76
8.0.140.0000.00716.77
8.0.130.0000.00613.23
8.0.120.0040.00416.86
8.0.110.0030.00616.79
8.0.100.0050.00216.68
8.0.90.0050.00316.80
8.0.80.0080.01016.80
8.0.70.0040.00416.90
8.0.60.0030.00616.82
8.0.50.0040.00416.77
8.0.30.0080.01116.98
8.0.20.0090.01117.40
8.0.10.0040.00417.01
8.0.00.0090.01016.73
7.4.330.0050.00015.55
7.4.320.0000.00616.46
7.4.300.0000.00616.53
7.4.290.0040.00416.39
7.4.280.0050.00316.52
7.4.270.0090.00016.53
7.4.260.0000.00816.45
7.4.250.0070.00016.31
7.4.240.0040.00416.52
7.4.230.0040.00416.43
7.4.220.0020.00516.57
7.4.210.0080.00916.46
7.4.200.0030.00316.64
7.4.160.0030.01316.47
7.4.140.0140.00917.86
7.4.130.0110.00716.40
7.4.120.0110.00816.36
7.4.110.0080.00816.39
7.4.100.0060.01216.43
7.4.90.0120.00616.46
7.4.80.0110.00819.39
7.4.70.0030.01616.57
7.4.60.0120.00316.43
7.4.50.0040.00916.62
7.4.40.0190.00316.32
7.4.00.0050.01214.92
7.3.330.0060.00013.07
7.3.320.0040.00412.95
7.3.310.0070.00016.23
7.3.300.0060.00016.16
7.3.290.0070.00016.04
7.3.280.0050.01316.16
7.3.260.0120.00616.29
7.3.240.0100.00916.26
7.3.230.0060.01216.19
7.3.210.0140.00316.09
7.3.200.0100.00716.15
7.3.190.0170.00016.28
7.3.180.0070.01016.20
7.3.170.0130.00316.02
7.3.160.0080.00816.37
7.3.120.0080.00914.56
7.3.110.0050.01314.59
7.3.100.0110.00714.41
7.3.90.0060.00614.72
7.3.80.0030.01214.48
7.3.70.0060.00614.65
7.3.60.0050.00714.53
7.3.50.0080.00614.79
7.3.40.0030.01014.73
7.3.30.0050.00714.40
7.3.20.0040.00616.52
7.3.10.0070.00716.42
7.3.00.0050.00816.44
7.2.330.0120.00616.32
7.2.320.0120.00616.61
7.2.310.0100.01316.61
7.2.300.0100.00616.60
7.2.290.0150.00316.54
7.2.250.0030.01215.01
7.2.240.0080.01114.99
7.2.230.0080.00514.67
7.2.220.0060.00814.89
7.2.210.0040.00814.92
7.2.200.0060.00814.93
7.2.190.0040.00715.02
7.2.180.0030.01114.84
7.2.170.0050.00914.83
7.2.160.0060.00314.89
7.2.150.0070.00316.57
7.2.140.0090.00616.57
7.2.130.0030.01216.86
7.2.120.0060.00916.82
7.2.110.0030.01016.70
7.2.100.0030.01216.73
7.2.90.0030.01016.89
7.2.80.0560.00815.62
7.2.70.0380.01115.60
7.2.60.0360.00615.63
7.2.50.0490.01015.95
7.2.40.0340.00815.70
7.2.30.0330.01215.87
7.2.20.0380.00815.76
7.2.10.0290.01015.55
7.2.00.0320.00715.61
7.1.330.0060.00915.78
7.1.320.0110.00415.61
7.1.310.0060.00515.51
7.1.300.0020.00915.64
7.1.290.0020.01115.58
7.1.280.0100.00215.60
7.1.270.0080.00715.80
7.1.260.0080.00315.64
7.1.250.0100.00715.70
7.1.240.0000.01415.38
7.1.230.0000.01315.71
7.1.220.0080.00415.64
7.1.210.0060.00915.63
7.1.200.0050.00715.52
7.1.190.0390.00514.79
7.1.180.0390.00714.81
7.1.170.0100.00514.61
7.1.160.0310.01314.73
7.1.150.0330.00714.69
7.1.140.0330.00814.49
7.1.130.0170.00614.75
7.1.120.0330.00514.82
7.1.110.0200.00814.76
7.1.100.0220.00914.93
7.1.90.0380.00714.53
7.1.80.0440.00914.78
7.1.70.0380.00714.61
7.1.60.0490.00623.88
7.1.50.0600.00823.71
7.1.40.0670.00823.68
7.1.30.0640.01023.52
7.1.20.0940.00923.55
7.1.10.0570.01414.54
7.1.00.0350.00514.61
7.0.330.0070.00715.26
7.0.320.0070.00714.99
7.0.310.0060.00315.33
7.0.300.0030.00915.35
7.0.290.0100.00315.03
7.0.280.0060.00315.18
7.0.270.0090.00615.32
7.0.260.0040.00415.56
7.0.250.0060.00615.33
7.0.240.0000.01215.36
7.0.230.0070.00715.10
7.0.220.0030.00715.37
7.0.210.0030.01015.57
7.0.200.0030.00915.16
7.0.190.0070.00715.43
7.0.180.0090.00015.52
7.0.170.0040.01215.47
7.0.160.0080.00615.21
7.0.150.0060.00614.98
7.0.140.0030.01015.45
7.0.130.0030.00915.47
7.0.120.0030.00714.94
7.0.110.0040.00815.29
7.0.100.0070.00715.33
7.0.90.0070.01015.49
7.0.80.0080.00415.30
7.0.70.0080.00815.46
7.0.60.0030.01015.31
7.0.50.0080.00415.41
7.0.40.0040.01113.42
7.0.30.0040.00713.47
7.0.20.0000.01313.16
7.0.10.0120.00013.17
7.0.00.0120.00013.45
5.6.400.0000.00913.96
5.6.390.0000.01314.63
5.6.380.0130.00014.42
5.6.370.0070.00714.01
5.6.360.0060.00614.18
5.6.350.0030.01414.44
5.6.340.0050.00514.00
5.6.330.0000.00914.37
5.6.320.0030.01414.17
5.6.310.0030.00714.59
5.6.300.0080.00414.32
5.6.290.0070.01114.04
5.6.280.0000.01414.34
5.6.270.0030.00914.39
5.6.260.0040.00714.18
5.6.250.0070.00414.11
5.6.240.0130.00614.05
5.6.230.0000.01414.07
5.6.220.0000.01314.14
5.6.210.0030.00714.17
5.6.200.0070.00313.98
5.6.190.0000.00914.41
5.6.180.0040.01114.36
5.6.170.0070.00714.13
5.6.160.0100.00314.24
5.6.150.0130.00314.56
5.6.140.0090.00614.33
5.6.130.0030.01514.37
5.6.120.0060.01114.01
5.6.110.0000.00914.19
5.6.100.0110.00414.11
5.6.90.0070.00714.25
5.6.80.0030.00614.08
5.6.70.0060.00913.96
5.6.60.0000.01214.11
5.6.50.0070.00714.05
5.6.40.0090.00314.43
5.6.30.0040.00814.16
5.6.20.0000.01214.10
5.6.10.0000.00914.00
5.6.00.0110.00314.22

preferences:
37.02 ms | 401 KiB | 5 Q