3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(trim(''), trim(null), trim(false), trim(true), trim(0)); var(trim(0) == null);

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)
5.6.70.2200.03720.45
5.4.390.0930.06018.53
5.4.380.1270.05318.62
5.4.370.0930.04718.84
5.4.360.0930.05018.50
5.4.350.0900.06718.72
5.4.340.1200.04318.50
5.4.320.1000.05018.57
5.4.310.1170.05018.66
5.4.300.1030.06018.75
5.4.290.0900.06018.71
5.4.280.0770.06018.55
5.4.270.0900.06018.61
5.4.260.0870.05718.57
5.4.250.0900.06018.61
5.4.240.1030.05318.66
5.4.230.0830.06018.79
5.4.220.1170.05718.77
5.4.210.1130.06018.77
5.4.200.0900.06716.80
5.4.190.1270.05718.70
5.4.180.0800.07018.74
5.4.170.1000.06718.74
5.4.160.1130.05318.70
5.4.150.0900.06318.50
5.4.140.1200.05016.18
5.4.130.1230.04716.26
5.4.120.0930.05716.24
5.4.110.0870.05316.17
5.4.100.1070.05016.22
5.4.90.1130.05016.29
5.4.80.0970.06016.41
5.4.70.1330.03716.17
5.4.60.1230.05316.21
5.4.50.1370.06716.29
5.4.40.1330.06316.23
5.4.30.1270.03316.39
5.4.20.1200.05016.19
5.4.10.1030.04316.29
5.4.00.0870.05715.67
5.3.290.0770.06714.65
5.3.280.0830.05314.69
5.3.270.0930.06014.71
5.3.260.0970.05714.64
5.3.250.1200.05314.52
5.3.240.1100.06314.57
5.3.230.1100.05014.55
5.3.220.1230.05014.48
5.3.210.1100.06314.61
5.3.200.1200.05714.62
5.3.190.1070.06314.60
5.3.180.1070.06014.63
5.3.170.1030.05014.53
5.3.160.0830.05314.56
5.3.150.0830.07014.47
5.3.140.1030.06014.45
5.3.130.1000.06714.64
5.3.120.0830.06314.48
5.3.110.0900.06314.54
5.3.100.1000.05714.13
5.3.90.1300.06014.00
5.3.80.1030.06014.05
5.3.70.1170.05014.00
5.3.60.1100.05314.10
5.3.50.0900.06713.93
5.3.40.1270.06313.87
5.3.30.1070.06313.91
5.3.20.0970.05713.68
5.3.10.1100.04713.59
5.3.00.1030.05713.58
5.2.170.0600.05311.13
5.2.160.0670.05011.12
5.2.150.0730.03311.11
5.2.140.0670.04311.13
5.2.130.0830.06011.14
5.2.120.1100.05311.06
5.2.110.0900.06011.14
5.2.100.0830.05011.05
5.2.90.0830.06011.25
5.2.80.1030.06011.13
5.2.70.0900.04711.05
5.2.60.1000.04011.19
5.2.50.0700.03711.15
5.2.40.0730.04010.91
5.2.30.0830.04310.95
5.2.20.0670.04310.92
5.2.10.0730.03710.99
5.2.00.0670.04310.80
5.1.60.0770.03310.07
5.1.50.0700.0379.98
5.1.40.0570.0379.96
5.1.30.0770.04310.36
5.1.20.0670.04710.39
5.1.10.0500.04310.09
5.1.00.0630.04010.14
5.0.50.0300.0308.54
5.0.40.0300.0308.46
5.0.30.0430.0478.20
5.0.20.0300.0408.23
5.0.10.0530.0308.19
5.0.00.0530.0508.26
4.4.90.0370.0235.91
4.4.80.0230.0275.81
4.4.70.0270.0275.86
4.4.60.0430.0205.94
4.4.50.0300.0175.91
4.4.40.0330.0375.89
4.4.30.0400.0205.89
4.4.20.0330.0205.91
4.4.10.0400.0336.01
4.4.00.0170.0405.91
4.3.110.0330.0205.83
4.3.100.0270.0235.80
4.3.90.0370.0235.79
4.3.80.0400.0335.80
4.3.70.0370.0175.85
4.3.60.0300.0275.77
4.3.50.0430.0135.82
4.3.40.0330.0435.88
4.3.30.0200.0234.93
4.3.20.0100.0274.93
4.3.10.0070.0304.93
4.3.00.0030.0207.22

preferences:
142.3 ms | 1394 KiB | 7 Q