3v4l.org

run code in 300+ PHP versions simultaneously
<?php $variable = 'string\';

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)
5.4.340.0070.05718.87
5.4.320.0070.07318.98
5.4.310.0100.05718.95
5.4.300.0070.06719.14
5.4.290.0030.06319.09
5.4.280.0070.07319.22
5.4.270.0030.07019.22
5.4.260.0070.06718.98
5.4.250.0030.08019.26
5.4.240.0030.08319.08
5.4.230.0030.04319.22
5.4.220.0070.06719.30
5.4.210.0030.07719.15
5.4.200.0000.05319.14
5.4.190.0000.04719.14
5.4.180.0030.07018.84
5.4.170.0030.04718.97
5.4.160.0130.07019.11
5.4.150.0030.07718.92
5.4.140.0070.07016.38
5.4.130.0070.06716.45
5.4.120.0070.07316.32
5.4.110.0070.07016.56
5.4.100.0070.06316.46
5.4.90.0130.06716.37
5.4.80.0030.07016.33
5.4.70.0000.06016.57
5.4.60.0000.06316.53
5.4.50.0100.06716.16
5.4.40.0070.07016.47
5.4.30.0030.07016.34
5.4.20.0000.05716.55
5.4.10.0000.05716.32
5.4.00.0000.07715.95
5.3.290.0030.07014.71
5.3.280.0030.05714.50
5.3.270.0030.05714.46
5.3.260.0000.08014.59
5.3.250.0070.07714.46
5.3.240.0070.06714.48
5.3.230.0000.06314.63
5.3.220.0100.06714.62
5.3.210.0030.04314.42
5.3.200.0000.07314.51
5.3.190.0030.07314.50
5.3.180.0030.07714.59
5.3.170.0070.06014.66
5.3.160.0070.07014.61
5.3.150.0070.06714.61
5.3.140.0100.07014.43
5.3.130.0030.08014.50
5.3.120.0000.07714.41
5.3.110.0070.07014.41
5.3.100.0100.07013.88
5.3.90.0030.06713.97
5.3.80.0070.05713.96
5.3.70.0030.07713.89
5.3.60.0070.05013.85
5.3.50.0000.06313.79
5.3.40.0070.07013.89
5.3.30.0000.07313.89
5.3.20.0000.06713.79
5.3.10.0070.06013.79
5.3.00.0030.06013.79
5.2.170.0000.06713.79
5.2.160.0100.05313.79
5.2.150.0000.06013.79
5.2.140.0070.05713.79
5.2.130.0000.04713.79
5.2.120.0000.06013.79
5.2.110.0030.05713.79
5.2.100.0000.04713.79
5.2.90.0030.05013.79
5.2.80.0030.04313.79
5.2.70.0070.03713.79
5.2.60.0130.05013.79
5.2.50.0030.06013.79
5.2.40.0000.06313.79
5.2.30.0070.06013.79
5.2.20.0130.03013.79
5.2.10.0070.04713.79
5.2.00.0030.06013.79
5.1.60.0070.05013.79
5.1.50.0070.05313.79
5.1.40.0070.04713.79
5.1.30.0000.06313.79
5.1.20.0070.04713.79
5.1.10.0070.04313.79
5.1.00.0030.04713.79
5.0.50.0100.02713.79
5.0.40.0070.03713.79
5.0.30.0030.05713.79
5.0.20.0070.02713.79
5.0.10.0000.02713.79
5.0.00.0070.04713.79
4.4.90.0000.02313.79
4.4.80.0000.03313.79
4.4.70.0000.04013.79
4.4.60.0000.03713.79
4.4.50.0000.03713.79
4.4.40.0000.03013.79
4.4.30.0000.03713.79
4.4.20.0030.03313.79
4.4.10.0000.02713.79
4.4.00.0030.05313.79
4.3.110.0000.03013.79
4.3.100.0070.01713.79
4.3.90.0000.02713.79
4.3.80.0000.05313.79
4.3.70.0030.03013.79
4.3.60.0000.03713.79
4.3.50.0030.03013.79
4.3.40.0000.04313.79
4.3.30.0030.04313.79
4.3.20.0030.03313.79
4.3.10.0000.04013.79
4.3.00.0000.03013.79

preferences:
139.31 ms | 1394 KiB | 7 Q