3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i = 1 ; $i <= 4 ; $i++){ for($j = 1 ; $j >= $i ; $j ++){ echo "*"; } for ($k=1; $k <=4 ; $k++) { echo $k; } for ($l=3; $l >= 1 ; $l--) { echo $l; } echo "<br />"; }

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)
8.3.60.0560.02316.32
8.3.50.0500.01720.06
8.3.40.0610.02418.73
8.3.30.0760.00319.15
8.3.20.0330.00724.18
8.3.10.0240.01324.66
8.3.00.0220.01826.16
8.2.180.0630.01325.92
8.2.170.0760.00018.79
8.2.160.0640.01322.96
8.2.150.0240.01725.66
8.2.140.0310.00324.66
8.2.130.0330.00726.16
8.2.120.0380.00026.16
8.2.110.0410.01020.88
8.2.100.0430.01017.52
8.2.90.0130.01317.93
8.2.80.0170.00718.61
8.2.70.0180.00617.50
8.2.60.0130.01317.63
8.2.50.0210.00317.98
8.2.40.0110.01417.78
8.2.30.0200.00318.14
8.2.20.0180.00620.52
8.2.10.0100.01418.00
8.2.00.0250.01319.31
8.1.280.0520.01925.92
8.1.270.0350.00324.66
8.1.260.0270.01026.35
8.1.250.0290.01028.09
8.1.240.0420.00319.13
8.1.230.0430.00320.74
8.1.220.0150.00918.48
8.1.210.0140.01018.77
8.1.200.0140.01017.41
8.1.190.0240.00016.98
8.1.180.0180.00618.10
8.1.170.0170.00317.62
8.1.160.0100.01420.72
8.1.150.0120.01518.58
8.1.140.0200.00717.51
8.1.130.0170.00719.00
8.1.120.0100.01417.40
8.1.110.0170.00717.44
8.1.100.0240.00317.45
8.1.90.0110.01117.46
8.1.80.0250.00017.47
8.1.70.0160.01017.38
8.1.60.0350.00817.58
8.1.50.0390.00417.52
8.1.40.0340.00617.42
8.1.30.0310.00317.46
8.1.20.0250.00717.55
8.1.10.0320.00417.56
8.1.00.0410.00417.46
8.0.300.0190.00618.77
8.0.290.0130.01016.58
8.0.280.0150.00918.35
8.0.270.0190.00916.69
8.0.260.0200.00318.38
8.0.250.0130.00716.77
8.0.240.0140.01016.87
8.0.230.0130.01016.68
8.0.220.0160.00716.68
8.0.210.0170.00716.72
8.0.200.0100.01316.85
8.0.190.0360.00316.81
8.0.180.0320.00816.80
8.0.170.0290.00916.64
8.0.160.0240.01716.61
8.0.150.0390.00616.63
8.0.140.0310.00916.72
8.0.130.0310.00816.69
8.0.120.0190.01916.60
8.0.110.0240.01416.70
8.0.100.0350.00716.69
8.0.90.0310.00916.67
8.0.80.0290.01016.65
8.0.70.0330.00616.61
8.0.60.0290.01016.68
8.0.50.0250.01416.63
8.0.30.0170.02016.69
8.0.20.0290.01016.76
8.0.10.0320.00616.84
7.4.330.0220.00015.55
7.4.320.0180.00416.35
7.4.300.0160.00616.36
7.4.290.0310.01016.35
7.4.280.0280.01416.38
7.4.270.0290.01116.27
7.4.260.0210.01316.27
7.4.250.0210.00716.34
7.4.240.0250.01116.26
7.4.230.0350.00316.19
7.4.220.0220.01116.34
7.4.210.0250.00616.07
7.4.200.0240.00816.22
7.4.190.0260.00816.39
7.4.180.0350.01216.48
7.4.160.0270.01016.45
7.4.150.0310.00816.35
7.4.140.0350.00316.29
7.4.130.0350.00316.31
7.4.120.0320.00916.27
7.4.110.0340.00416.23
7.4.100.0340.00616.29
7.4.90.0250.01416.30
7.4.80.0270.01216.30
7.4.70.0240.01416.27
7.4.60.0250.01516.16
7.4.50.0270.01216.14
7.4.40.0320.00716.20
7.4.30.0170.01316.26
7.4.20.0320.00716.30
7.4.10.0290.00616.19
7.4.00.0240.00716.28

preferences:
57.48 ms | 401 KiB | 5 Q