3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo implode(":", array("a", "b"));

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)
8.3.40.0130.00918.63
8.3.30.0140.00718.59
8.3.20.0060.00318.99
8.3.10.0000.00821.77
8.3.00.0080.00020.70
8.2.170.0170.00322.96
8.2.160.0110.00920.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00017.66
8.2.120.0080.00026.35
8.2.110.0030.00620.52
8.2.100.0060.00617.66
8.2.90.0050.00317.63
8.2.80.0000.00818.69
8.2.70.0040.00417.92
8.2.60.0030.00617.72
8.2.50.0000.00818.10
8.2.40.0000.00821.07
8.2.30.0000.00719.21
8.2.20.0060.00617.89
8.2.10.0070.00017.83
8.2.00.0030.00517.51
8.1.270.0040.00418.68
8.1.260.0070.00026.35
8.1.250.0100.01028.09
8.1.240.0000.01020.28
8.1.230.0000.01117.77
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0080.00017.40
8.1.180.0060.00318.10
8.1.170.0000.00918.50
8.1.160.0000.00718.66
8.1.150.0000.00718.80
8.1.140.0000.00722.17
8.1.130.0030.00320.21
8.1.120.0070.00017.33
8.1.110.0000.00717.38
8.1.100.0040.00417.23
8.1.90.0050.00317.37
8.1.80.0040.00417.20
8.1.70.0000.00817.35
8.1.60.0030.00617.45
8.1.50.0000.00817.44
8.1.40.0070.00017.42
8.1.30.0080.00317.47
8.1.20.0020.00517.41
8.1.10.0040.00417.35
8.1.00.0040.00417.38
8.0.300.0060.00318.77
8.0.290.0080.00016.63
8.0.280.0000.00618.32
8.0.270.0070.00017.18
8.0.260.0060.00018.36
8.0.250.0040.00416.87
8.0.240.0000.00616.84
8.0.230.0040.00416.65
8.0.220.0060.00316.74
8.0.210.0040.00416.77
8.0.200.0040.00416.81
8.0.190.0090.00016.70
8.0.180.0040.00416.77
8.0.170.0080.00016.66
8.0.160.0000.00716.64
8.0.150.0080.00016.76
8.0.140.0000.00816.57
8.0.130.0060.00013.17
8.0.120.0050.00316.72
8.0.110.0000.00816.77
8.0.100.0030.00416.72
8.0.90.0080.00016.77
8.0.80.0060.00916.72
8.0.70.0070.00016.81
8.0.60.0040.00416.64
8.0.50.0020.00516.79
8.0.30.0050.01216.80
8.0.20.0110.00717.40
8.0.10.0050.00216.96
8.0.00.0050.01316.70
7.4.330.0050.00015.55
7.4.320.0030.00316.27
7.4.300.0030.00316.37
7.4.290.0030.00316.45
7.4.280.0080.00016.25
7.4.270.0070.00016.46
7.4.260.0040.00416.36
7.4.250.0060.00316.43
7.4.240.0050.00216.45
7.4.230.0040.00416.34
7.4.220.0070.00016.37
7.4.210.0080.00816.46
7.4.200.0030.00316.48
7.4.160.0120.00616.30
7.4.140.0110.00817.86
7.4.130.0090.00916.48
7.4.120.0070.01116.42
7.4.110.0110.00816.21
7.4.100.0060.01316.28
7.4.90.0120.00616.43
7.4.80.0130.00319.39
7.4.70.0000.01616.44
7.4.60.0070.01016.30
7.4.50.0110.00716.30
7.4.40.0080.00816.42
7.3.330.0000.00612.99
7.3.320.0000.00613.01
7.3.310.0030.00515.98
7.3.300.0030.00316.03
7.3.290.0050.00216.17
7.3.280.0110.00816.11
7.3.260.0090.00816.37
7.3.240.0140.00716.30
7.3.230.0080.00916.00
7.3.210.0070.01116.25
7.3.200.0190.00016.20
7.3.190.0000.01816.42
7.3.180.0120.00916.48
7.3.170.0040.01816.37
7.3.160.0070.00716.46
7.2.330.0150.00316.51
7.2.320.0110.01216.54
7.2.310.0130.00316.50
7.2.300.0130.00316.59
7.2.290.0160.00316.54

preferences:
58.45 ms | 400 KiB | 5 Q