3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = 5.5; $c = array("blue", "orange", "violet"); $d = "colors"; $clvars = array("c", "d"); echo wddx_serialize_vars("a", "b", $clvars);

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)
8.3.60.0070.01518.56
8.3.50.0090.00921.18
8.3.40.0110.00418.85
8.3.30.0080.00818.72
8.3.20.0050.00220.09
8.3.10.0020.00521.68
8.3.00.0090.00017.68
8.2.180.0180.00318.41
8.2.170.0140.00022.96
8.2.160.0070.00720.34
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0030.00526.16
8.2.120.0080.00317.50
8.2.110.0000.01020.35
8.2.100.0060.00617.77
8.2.90.0000.00819.09
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0050.00317.92
8.2.50.0040.00418.07
8.2.40.0070.00019.32
8.2.30.0000.00722.43
8.2.20.0050.00217.72
8.2.10.0040.00417.92
8.2.00.0030.00518.16
8.1.280.0120.00625.92
8.1.270.0070.00024.66
8.1.260.0000.01126.35
8.1.250.0040.00428.09
8.1.240.0060.00323.89
8.1.230.0090.00317.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0110.00317.00
8.1.180.0000.00718.10
8.1.170.0000.00918.46
8.1.160.0000.00721.98
8.1.150.0000.00818.72
8.1.140.0040.00417.31
8.1.130.0030.00317.62
8.1.120.0040.00417.45
8.1.110.0040.00417.26
8.1.100.0000.00717.40
8.1.90.0040.00417.34
8.1.80.0040.00417.26
8.1.70.0040.00417.30
8.1.60.0030.00617.43
8.1.50.0030.00617.41
8.1.40.0080.00017.56
8.1.30.0030.00617.48
8.1.20.0040.00417.54
8.1.10.0000.00817.57
8.1.00.0000.00817.55
8.0.300.0060.00318.77
8.0.290.0000.00816.63
8.0.280.0070.00018.27
8.0.270.0040.00417.09
8.0.260.0080.00017.19
8.0.250.0080.00016.80
8.0.240.0040.00416.93
8.0.230.0040.00416.95
8.0.220.0000.00716.84
8.0.210.0000.00716.77
8.0.200.0030.00316.92
8.0.190.0050.00316.80
8.0.180.0050.00316.80
8.0.170.0050.00216.92
8.0.160.0030.00416.77
8.0.150.0000.00716.73
8.0.140.0050.00516.88
8.0.130.0030.00313.32
8.0.120.0040.00416.86
8.0.110.0040.00416.80
8.0.100.0070.00016.76
8.0.90.0030.00516.94
8.0.80.0110.00616.92
8.0.70.0040.00416.78
8.0.60.0040.00416.70
8.0.50.0040.00416.84
8.0.30.0140.00317.00
8.0.20.0090.00817.40
8.0.10.0070.00017.02
8.0.00.0060.01116.90
7.4.330.0000.00515.08
7.4.320.0000.00616.45
7.4.300.0000.00616.61
7.4.290.0050.00216.57
7.4.280.0050.00316.53
7.4.270.0030.00316.63
7.4.260.0070.00316.63
7.4.250.0050.00316.46
7.4.240.0030.00316.60
7.4.230.0040.00416.42
7.4.220.0100.01416.51
7.4.210.0110.00416.66
7.4.200.0030.00316.47
7.4.160.0080.00816.38
7.4.150.0030.01317.40
7.4.140.0150.00417.86
7.4.130.0120.00816.51
7.4.120.0110.00616.44
7.4.110.0140.00316.46
7.4.100.0140.00716.43
7.4.90.0100.01016.49
7.4.80.0070.01419.39
7.4.70.0070.01116.59
7.4.60.0130.00616.71
7.4.50.0040.00416.37
7.4.40.0100.00716.43
7.4.30.0140.00716.54
7.4.00.0070.01014.64
7.3.330.0030.00313.18
7.3.320.0000.00613.00
7.3.310.0070.00016.27
7.3.300.0070.00016.09
7.3.290.0100.00416.25
7.3.280.0090.00916.28
7.3.270.0080.00817.40
7.3.260.0100.01316.42
7.3.250.0120.00416.27
7.3.240.0070.01016.28
7.3.230.0160.00716.42
7.3.210.0050.01116.26
7.3.200.0120.00416.27
7.3.190.0110.00516.25
7.3.180.0030.01416.20
7.3.170.0000.01816.50
7.3.160.0070.01016.43
7.3.10.0040.00816.64
7.3.00.0030.01216.39
7.2.330.0100.00716.46
7.2.320.0030.01616.53
7.2.310.0030.01216.56
7.2.300.0100.00716.50
7.2.290.0070.01016.43
7.2.130.0070.00716.81
7.2.120.0070.00716.75
7.2.110.0060.00916.50
7.2.100.0060.00616.73
7.2.90.0060.00616.84
7.2.80.0040.00716.95
7.2.70.0040.00716.60
7.2.60.0090.00716.73
7.2.50.0030.00916.93
7.2.40.0060.00616.88
7.2.30.0060.00616.92
7.2.20.0030.00916.71
7.2.10.0030.01416.88
7.2.00.0060.00718.04
7.1.250.0070.00715.52
7.1.200.0030.00615.42
7.1.100.0040.00917.92
7.1.70.0000.00916.89
7.1.60.0110.01419.19
7.1.50.0030.00916.80
7.1.00.0100.06722.28
7.0.200.0000.01016.74
7.0.60.0070.05719.82
7.0.50.0070.08017.88
7.0.40.0000.05020.12
7.0.30.0430.07020.13
7.0.20.0270.08320.20
7.0.10.0100.04720.00
7.0.00.0170.05320.31
5.6.280.0030.03721.14
5.6.210.0130.07720.72
5.6.200.0030.05318.17
5.6.190.0100.08320.41
5.6.180.0330.04720.77
5.6.170.0330.06720.42
5.6.160.0000.06020.41
5.6.150.0070.08018.21
5.6.140.0130.07718.18
5.6.130.0030.04318.07
5.6.120.0030.04320.96
5.6.110.0130.07720.88
5.6.100.0130.06720.97
5.6.90.0070.09020.95
5.6.80.0130.07020.52
5.5.350.0000.03320.33
5.5.340.0100.06018.01
5.5.330.0200.07320.37
5.5.320.0330.07720.30
5.5.310.0430.07020.32
5.5.300.0030.08317.98
5.5.290.0070.07318.02
5.5.280.0030.08720.88
5.5.270.0130.03720.78
5.5.260.0070.08720.87
5.5.250.0100.06320.49
5.5.240.4230.03320.11
5.4.450.1330.00019.31
5.4.440.1300.00019.22
5.4.430.1300.00019.34
5.4.420.1130.00019.03
5.4.410.1130.00019.19
5.4.400.1230.00018.90
5.4.390.1030.00018.71
5.4.380.1200.00018.69
5.4.370.1030.00018.67
5.4.360.1300.00018.98
5.4.350.1200.00019.01
5.4.340.1200.00018.63
5.4.320.1170.00018.91
5.4.310.1230.00018.89
5.4.300.1170.00018.92
5.4.290.1170.00019.15
5.4.280.1400.00018.66
5.4.270.1130.00018.89
5.4.260.1470.00018.99
5.4.250.1230.00018.70
5.4.240.1200.00019.02
5.4.230.1170.00019.14
5.4.220.1070.00018.61
5.4.210.1100.00018.64
5.4.200.0970.00018.88
5.4.190.1000.00018.88
5.4.180.1000.00019.14
5.4.170.1170.00019.01
5.4.160.1130.00019.04
5.4.150.1330.00019.00
5.4.140.1230.00016.33
5.4.130.1130.00016.47
5.4.120.0970.00016.12
5.4.110.1130.00016.16
5.4.100.1130.00016.30
5.4.90.1070.00016.37
5.4.80.1100.00016.39
5.4.70.0000.07016.32
5.4.60.0030.07016.16
5.4.50.0070.07016.36
5.4.40.0200.04016.01
5.4.30.0300.06716.32
5.4.20.0270.06716.38

preferences:
54.83 ms | 401 KiB | 5 Q