3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strtr(23, '\\', '/')

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)
5.4.320.3970.03719.14
5.4.310.3600.04319.11
5.4.300.3700.02719.23
5.4.290.4600.05018.79
5.4.280.4330.03719.09
5.4.270.3730.04319.13
5.4.260.4370.03319.25
5.4.250.4030.04319.11
5.4.240.4330.03719.15
5.4.230.4270.04318.92
5.4.220.4300.04018.92
5.4.210.4030.03719.05
5.4.200.4500.03318.88
5.4.190.3700.03319.13
5.4.180.3970.03319.09
5.4.170.3600.04019.07
5.4.160.3230.04019.07
5.4.150.3570.03318.79
5.4.140.4430.04016.26
5.4.130.3130.03716.33
5.4.120.3100.03316.27
5.4.110.3930.04016.48
5.4.100.3470.03316.39
5.4.90.3200.03016.28
5.4.80.3930.04016.21
5.4.70.0030.03316.46
5.4.60.0070.03016.18
5.4.50.3770.03016.20
5.4.40.3770.03016.36
5.4.30.3670.04016.37
5.4.20.3570.03716.03
5.4.10.3500.02716.18
5.4.00.4300.03715.60
5.3.290.3700.03714.61
5.3.280.3570.03314.45
5.3.270.3900.03314.45
5.3.260.3830.03714.45
5.3.250.4200.03714.55
5.3.240.4770.04314.45
5.3.230.3430.03314.44
5.3.220.3330.03714.50
5.3.210.3270.04714.43
5.3.200.3200.04014.43
5.3.190.3270.04314.61
5.3.180.3400.03714.59
5.3.170.3400.03314.65
5.3.160.0100.03714.59
5.3.150.1900.04714.55
5.3.140.3570.03314.41
5.3.130.3630.04314.41
5.3.120.3570.03714.49
5.3.110.3070.04314.48
5.3.100.3970.04313.95
5.3.90.4030.03013.86
5.3.80.4330.03714.10
5.3.70.3930.03713.89
5.3.60.4100.03314.09
5.3.50.4070.04013.99
5.3.40.4130.03713.89
5.3.30.0100.03013.79
5.3.20.0100.06313.53
5.3.10.4070.02713.59
5.3.00.3770.03313.72
5.2.170.3630.02711.00
5.2.160.3400.02711.09
5.2.150.3330.03311.00
5.2.140.0030.06311.30
5.2.130.0870.03010.96
5.2.120.3730.02710.95
5.2.110.3700.03010.95
5.2.100.3230.03311.11
5.2.90.3000.02311.04
5.2.80.3600.03311.10
5.2.70.3430.02010.94
5.2.60.3670.02710.93
5.2.50.3770.03010.97
5.2.40.3070.03010.84
5.2.30.3100.03010.83
5.2.20.2670.02710.79
5.2.10.2700.02010.90
5.2.00.2470.03010.79
5.1.60.2330.02710.15
5.1.50.2470.02710.13
5.1.40.2770.02010.13
5.1.30.2700.02310.38
5.1.20.2300.03010.31
5.1.10.2230.03010.13
5.1.00.2470.02710.14
5.0.50.1270.02010.13
5.0.40.1630.02310.13
5.0.30.1200.04010.13
5.0.20.1500.01010.13
5.0.10.1870.02310.13
5.0.00.1370.03310.13
4.4.90.1630.01710.13
4.4.80.1770.01310.13
4.4.70.1730.02010.13
4.4.60.1400.01310.13
4.4.50.1100.01310.13
4.4.40.1370.03010.13
4.4.30.1300.01310.13
4.4.20.1200.01710.13
4.4.10.1430.02010.13
4.4.00.1330.02310.13
4.3.110.1530.01710.13
4.3.100.1530.01710.13
4.3.90.1630.01310.13
4.3.80.1670.02010.13
4.3.70.1400.01710.13
4.3.60.2030.02010.13
4.3.50.1670.02010.13
4.3.40.1600.02710.13
4.3.30.0870.01710.13
4.3.20.0770.02010.13
4.3.10.0830.01710.13
4.3.00.0730.01310.13

preferences:
140.02 ms | 1394 KiB | 7 Q