3v4l.org

run code in 300+ PHP versions simultaneously
<?php $letters = range("a", "z")

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)
5.6.80.0070.03720.52
5.5.240.0170.03320.15
5.4.400.1170.05718.79
5.4.390.1070.07318.50
5.4.380.1300.07018.66
5.4.370.1230.07018.74
5.4.360.1330.05318.70
5.4.350.1230.06718.69
5.4.340.1330.06718.59
5.4.320.1400.08018.49
5.4.310.1600.06718.54
5.4.300.1500.06318.72
5.4.290.1500.08318.59
5.4.280.1300.07318.77
5.4.270.1300.07018.65
5.4.260.1200.06318.62
5.4.250.1270.05718.61
5.4.240.1300.06718.71
5.4.230.1300.06718.71
5.4.220.1230.06018.61
5.4.210.1030.07018.60
5.4.200.1200.05716.76
5.4.190.1200.05318.48
5.4.180.1170.06018.74
5.4.170.0130.07018.68
5.4.160.0670.05718.76
5.4.150.1200.04718.70
5.4.140.1170.05716.31
5.4.130.1100.05316.16
5.4.120.1430.04316.31
5.4.110.0900.05316.35
5.4.100.1370.07316.31
5.4.90.1400.05716.13
5.4.80.1070.06016.24
5.4.70.1230.06016.20
5.4.60.1500.05316.28
5.4.50.1070.07316.12
5.4.40.1100.07716.09
5.4.30.0970.05016.05
5.4.20.1170.05716.21
5.4.10.1200.05316.13
5.4.00.1130.05715.82
5.3.290.0870.07714.66
5.3.280.1170.05714.65
5.3.270.1330.05314.53
5.3.260.1100.05014.56
5.3.250.1400.06014.71
5.3.240.1070.06314.59
5.3.230.0970.05714.49
5.3.220.1230.07014.60
5.3.210.1400.06314.56
5.3.200.1030.07014.48
5.3.190.1000.06314.46
5.3.180.1200.06014.51
5.3.170.0930.05714.54
5.3.160.1030.07014.53
5.3.150.1430.07014.56
5.3.140.1200.04714.60
5.3.130.1230.06714.46
5.3.120.1330.05314.47
5.3.110.1330.06314.52
5.3.100.1400.05714.02
5.3.90.1370.06014.01
5.3.80.1170.07013.96
5.3.70.1400.04014.11
5.3.60.1000.05313.92
5.3.50.1000.06714.02
5.3.40.1200.06313.88
5.3.30.1270.06313.89
5.3.20.1230.06313.77
5.3.10.1100.04313.57
5.3.00.1000.05313.72
5.2.170.1130.04311.28
5.2.160.0130.04011.15
5.2.150.0030.05011.09
5.2.140.0700.05311.17
5.2.130.0900.04311.25
5.2.120.0930.03011.25
5.2.110.0870.04311.05
5.2.100.1000.04011.16
5.2.90.0930.05011.05
5.2.80.0770.04711.02
5.2.70.1300.04711.06
5.2.60.1030.05011.01
5.2.50.0770.04310.95
5.2.40.0670.04310.96
5.2.30.0570.05311.03
5.2.20.0400.04310.95
5.2.10.0670.05711.03
5.2.00.0930.04310.76
5.1.60.0830.03710.01
5.1.50.0600.04310.13
5.1.40.0500.03310.08
5.1.30.0900.03310.33
5.1.20.0770.06010.46
5.1.10.0630.05010.14
5.1.00.0830.03310.05
5.0.50.0630.0238.61
5.0.40.0370.0338.40
5.0.30.0370.0508.27
5.0.20.0430.0338.21
5.0.10.0430.0338.37
5.0.00.0400.0438.29
4.4.90.0630.0305.94
4.4.80.0400.0305.91
4.4.70.0400.0275.93
4.4.60.0370.0235.91
4.4.50.0500.0305.91
4.4.40.0430.0435.93
4.4.30.0500.0205.90
4.4.20.0300.0275.95
4.4.10.0370.0275.95
4.4.00.0170.0435.91
4.3.110.0300.0275.81
4.3.100.0370.0235.84
4.3.90.0430.0305.81
4.3.80.0370.0405.89
4.3.70.0200.0335.82
4.3.60.0300.0205.87
4.3.50.0230.0275.78
4.3.40.0400.0375.76
4.3.30.0230.0234.55
4.3.20.0130.0304.57
4.3.10.0170.0334.48
4.3.00.0000.0236.91

preferences:
145.56 ms | 1394 KiB | 7 Q