3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'a' => 'a', 'b' => 'b', 'c' => array('c1', 'c2') //'d' => array('d1' 'd2', array('d31,'d32')) ); echo count($array);

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)
8.3.60.0130.00316.63
8.3.50.0160.00522.12
8.3.40.0120.00318.80
8.3.30.0100.00318.97
8.3.20.0000.00920.10
8.3.10.0040.00420.48
8.3.00.0050.00319.13
8.2.180.0070.00716.50
8.2.170.0130.00722.96
8.2.160.0090.00520.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00722.05
8.2.110.0030.00620.47
8.2.100.0070.00418.22
8.2.90.0040.00419.27
8.2.80.0080.00017.97
8.2.70.0000.01117.25
8.2.60.0000.00818.04
8.2.50.0000.00818.07
8.2.40.0070.00018.22
8.2.30.0030.00419.49
8.2.20.0070.00017.59
8.2.10.0030.00518.03
8.2.00.0060.00317.74
8.1.280.0070.01125.92
8.1.270.0000.00823.67
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.70
8.1.230.0040.00718.97
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00817.35
8.1.190.0060.00317.10
8.1.180.0070.00018.10
8.1.170.0080.00318.59
8.1.160.0000.00721.92
8.1.150.0050.00318.84
8.1.140.0050.00217.45
8.1.130.0080.00017.82
8.1.120.0000.00717.46
8.1.110.0040.00417.48
8.1.100.0040.00417.34
8.1.90.0030.00317.43
8.1.80.0030.00517.41
8.1.70.0000.00717.30
8.1.60.0000.00817.63
8.1.50.0040.00417.54
8.1.40.0030.00517.54
8.1.30.0050.00317.45
8.1.20.0000.00717.63
8.1.10.0040.00417.35
8.1.00.0000.00717.46
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0000.00818.50
8.0.270.0000.00717.29
8.0.260.0000.00617.26
8.0.250.0000.00716.88
8.0.240.0080.00016.84
8.0.230.0000.00716.89
8.0.220.0030.00316.84
8.0.210.0070.00016.86
8.0.200.0000.00616.80
8.0.190.0030.00516.92
8.0.180.0030.00316.89
8.0.170.0080.00016.93
8.0.160.0070.00016.75
8.0.150.0040.00416.82
8.0.140.0080.00016.73
8.0.130.0050.00013.27
8.0.120.0080.00016.73
8.0.110.0040.00416.82
8.0.100.0000.00716.94
8.0.90.0070.00017.00
8.0.80.0060.00916.83
8.0.70.0040.00416.81
8.0.60.0000.00716.95
8.0.50.0040.00416.75
8.0.30.0110.00917.29
8.0.20.0110.00917.40
8.0.10.0040.00417.07
8.0.00.0090.00816.72
7.4.330.0000.00615.15
7.4.320.0060.00016.40
7.4.300.0030.00316.59
7.4.290.0000.00816.59
7.4.280.0000.00716.39
7.4.270.0030.00316.59
7.4.260.0060.00316.52
7.4.250.0070.00016.38
7.4.240.0020.00516.50
7.4.230.0000.00716.70
7.4.220.0100.01516.38
7.4.210.0030.01216.63
7.4.200.0000.00716.50
7.4.160.0090.00916.51
7.4.150.0140.00317.40
7.4.140.0080.01017.86
7.4.130.0080.00816.63
7.4.120.0110.00616.44
7.4.110.0080.00816.63
7.4.100.0080.00816.43
7.4.90.0130.00416.48
7.4.80.0090.00919.39
7.4.70.0190.00016.58
7.4.60.0100.00616.55
7.4.50.0000.00816.46
7.4.40.0080.01516.33
7.4.30.0090.00916.43
7.4.00.0080.00814.98
7.3.330.0050.00013.02
7.3.320.0050.00012.99
7.3.310.0030.00316.32
7.3.300.0030.00316.15
7.3.290.0070.00716.30
7.3.280.0090.00716.19
7.3.270.0130.00717.40
7.3.260.0150.00316.37
7.3.250.0110.00716.47
7.3.240.0070.01316.23
7.3.230.0070.01016.39
7.3.210.0070.01016.34
7.3.200.0160.00619.39
7.3.190.0120.01116.25
7.3.180.0160.00616.43
7.3.170.0040.01216.27
7.3.160.0160.00616.59
7.2.330.0190.00316.71
7.2.320.0140.00716.57
7.2.310.0090.01216.52
7.2.300.0060.01216.64
7.2.290.0130.00316.59
7.2.00.0030.00719.38
7.1.100.0000.01118.24
7.1.70.0080.00316.96
7.1.60.0070.01619.12
7.1.50.0040.01116.79
7.1.00.0100.07022.25
7.0.200.0040.00416.89
7.0.140.0100.06721.97
7.0.110.0100.07719.85
7.0.100.0070.04719.94
7.0.90.0170.05319.89
7.0.80.0070.05319.96
7.0.70.0200.06719.89
7.0.60.0130.08019.66
7.0.50.0070.05020.04
7.0.40.0130.07319.65
7.0.30.0070.08319.80
7.0.20.0200.06719.82
7.0.10.0100.08019.82
7.0.00.0070.07719.77
5.6.280.0070.06721.09
5.6.260.0070.07320.75
5.6.250.0070.08320.65
5.6.240.0130.07720.70
5.6.230.0070.08320.55
5.6.220.0170.07720.61
5.6.210.0030.08320.66
5.6.200.0070.08720.66
5.6.190.0030.08720.46
5.6.180.0130.06720.55
5.6.170.0100.07020.67
5.6.160.0070.07720.55
5.6.150.0170.08020.61
5.6.140.0130.07320.60
5.6.130.0100.06320.69
5.6.120.0100.08020.60
5.6.110.0200.07320.45
5.6.100.0070.07720.68
5.6.90.0070.08020.68
5.6.80.0070.07720.01
5.6.70.0000.04719.82
5.6.60.0070.05020.02
5.6.50.0070.06320.07
5.6.40.0100.06320.00
5.6.30.0130.08319.82
5.6.20.0100.06020.17
5.6.10.0070.06320.03
5.6.00.0030.05020.00
5.5.380.0070.07720.55
5.5.370.0100.07320.54
5.5.360.0030.08320.33
5.5.350.0100.08020.47
5.5.340.0070.08720.95
5.5.330.0030.05320.94
5.5.320.0030.08720.69
5.5.310.0170.07321.00
5.5.300.0170.06720.82
5.5.290.0070.08320.83
5.5.280.0130.05720.89
5.5.270.0030.05720.67
5.5.260.0200.03721.01
5.5.250.0070.08020.61
5.5.240.0130.07320.27
5.5.230.0030.08020.26
5.5.220.0230.07020.38
5.5.210.0130.07720.35
5.5.200.0070.08720.29
5.5.190.0070.07320.27
5.5.180.0070.07720.23
5.5.160.0130.07320.38
5.5.150.0170.07720.14
5.5.140.0030.08320.23
5.5.130.0070.04320.22
5.5.120.0070.08020.32
5.5.110.0070.04320.02
5.5.100.0130.07020.14
5.5.90.0100.08020.03
5.5.80.0030.08020.18
5.5.70.0030.05719.98
5.5.60.0100.07720.17
5.5.50.0130.07020.17
5.5.40.0130.07720.18
5.5.30.0170.07020.11
5.5.20.0070.07320.01
5.5.10.0130.05020.09
5.5.00.0070.08020.18
5.4.450.0070.08019.45
5.4.440.0070.07719.41
5.4.430.0030.08319.41
5.4.420.0070.08019.36
5.4.410.0100.06319.16
5.4.400.0000.07719.25
5.4.390.0130.06718.96
5.4.380.0100.06718.98
5.4.370.0100.07319.01
5.4.360.0070.04718.95
5.4.350.0100.07318.95
5.4.340.0070.07018.95
5.4.320.0000.05019.20
5.4.310.0170.06719.01
5.4.300.0200.06719.01
5.4.290.0070.07719.25
5.4.280.0130.07019.20
5.4.270.0030.05318.93
5.4.260.0100.07319.12
5.4.250.0070.08019.20
5.4.240.0170.06719.00
5.4.230.0230.04319.07
5.4.220.0100.04318.94
5.4.210.0030.07719.00
5.4.200.0070.08019.02
5.4.190.0170.06318.99
5.4.180.0070.05019.02
5.4.170.0070.07719.26
5.4.160.0170.06319.05
5.4.150.0100.07019.25
5.4.140.0100.07016.20
5.4.130.0130.03716.44
5.4.120.0030.04716.31
5.4.110.0130.06016.53
5.4.100.0030.08016.38
5.4.90.0070.07716.40
5.4.80.0070.07016.45
5.4.70.0100.06716.48
5.4.60.0100.06316.38
5.4.50.0070.05016.38
5.4.40.0030.07716.51
5.4.30.0030.07316.46
5.4.20.0070.07316.15
5.4.10.0070.07016.25
5.4.00.0070.06715.89
5.3.290.0030.08014.54
5.3.280.0070.08014.47
5.3.270.0070.07314.68
5.3.260.0100.07014.66
5.3.250.0100.05714.61
5.3.240.0070.07314.59
5.3.230.0100.06714.66
5.3.220.0030.07314.66
5.3.210.0100.07314.35
5.3.200.0100.06714.41
5.3.190.0100.07314.64
5.3.180.0130.04014.45
5.3.170.0000.08014.43
5.3.160.0130.06014.50
5.3.150.0070.06014.45
5.3.140.0100.07014.61
5.3.130.0130.07314.33
5.3.120.0100.07314.41
5.3.110.0100.07314.48
5.3.100.0230.06013.94
5.3.90.0070.07714.02
5.3.80.0000.08313.91
5.3.70.0030.08014.09
5.3.60.0000.06314.07
5.3.50.0030.08013.87
5.3.40.0130.07014.04
5.3.30.0100.06013.83
5.3.20.0070.06713.55
5.3.10.0030.07013.59
5.3.00.0030.07713.70
5.2.170.0030.06712.95
5.2.160.0100.06012.95
5.2.150.0030.06312.95
5.2.140.0070.06012.95
5.2.130.0130.05712.95
5.2.120.0070.05712.95
5.2.110.0130.05012.95
5.2.100.0030.06312.95
5.2.90.0100.05712.95
5.2.80.0030.06312.95
5.2.70.0030.05712.95
5.2.60.0130.05712.95
5.2.50.0030.04712.95
5.2.40.0000.05712.95
5.2.30.0070.05312.95
5.2.20.0100.05712.95
5.2.10.0070.05712.95
5.2.00.0030.05312.95
5.1.60.0000.06012.95
5.1.50.0030.04312.95
5.1.40.0070.05312.95
5.1.30.0100.04712.95
5.1.20.0030.05712.95
5.1.10.0100.04012.95
5.1.00.0070.05312.95
5.0.50.0030.03312.95
5.0.40.0100.03312.95
5.0.30.0000.04712.95
5.0.20.0070.02312.95
5.0.10.0070.03712.95
5.0.00.0000.07012.95
4.4.90.0000.03712.95
4.4.80.0030.03312.95
4.4.70.0000.03712.95
4.4.60.0000.04012.95
4.4.50.0070.03312.95
4.4.40.0030.05312.95
4.4.30.0000.03712.95
4.4.20.0070.02312.95
4.4.10.0030.02712.95
4.4.00.0000.03712.95
4.3.110.0000.03712.95
4.3.100.0070.03312.95
4.3.90.0070.03012.95
4.3.80.0030.04712.95
4.3.70.0030.03312.95
4.3.60.0000.03312.95
4.3.50.0000.03712.95
4.3.40.0030.03712.95
4.3.30.0030.03312.95
4.3.20.0000.03012.95
4.3.10.0070.03012.95
4.3.00.0030.02012.95

preferences:
51.2 ms | 400 KiB | 5 Q