3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r is_numeric("300 400");

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)
5.4.260.0800.04718.98
5.4.250.1630.04018.84
5.4.240.1830.04719.02
5.4.230.1830.03318.97
5.4.220.1730.04319.21
5.4.210.1730.04019.12
5.4.200.1870.04719.31
5.4.190.1870.03319.07
5.4.180.1800.04318.97
5.4.170.1900.03719.23
5.4.160.1700.03718.98
5.4.150.0800.05019.20
5.4.140.0070.07716.33
5.4.130.0270.06716.40
5.4.120.1570.03716.39
5.4.110.1870.04016.25
5.4.100.1930.04016.37
5.4.90.1900.03716.45
5.4.80.1630.03316.57
5.4.70.1630.03016.46
5.4.60.1930.04016.55
5.4.50.1600.03716.49
5.4.40.1630.03316.48
5.4.30.1870.04316.16
5.4.20.1770.04316.42
5.4.10.0030.07316.47
5.4.00.0070.03715.88
5.3.280.1900.04014.69
5.3.270.1830.04714.65
5.3.260.1670.04014.46
5.3.250.1870.03714.46
5.3.240.1530.03714.63
5.3.230.1670.03714.55
5.3.220.1900.04314.68
5.3.210.1630.03314.43
5.3.200.1500.03714.43
5.3.190.1630.03714.51
5.3.180.1470.04014.61
5.3.170.0130.03014.51
5.3.160.0070.04014.44
5.3.150.0830.03314.58
5.3.140.1570.04014.51
5.3.130.1670.03714.40
5.3.120.1830.05014.64
5.3.110.1700.03314.41
5.3.100.1570.04313.95
5.3.90.1630.03713.86
5.3.80.1600.04013.80
5.3.70.0970.04014.00
5.3.60.0030.03713.79
5.3.50.0100.03313.82
5.3.40.0870.04013.72
5.3.30.1970.04313.95
5.3.20.1100.03313.47
5.3.10.0030.03313.50
5.3.00.0000.03713.62
5.2.170.0830.02711.93
5.2.160.1270.03011.93
5.2.150.1270.02711.93
5.2.140.1230.02711.93
5.2.130.1300.02711.93
5.2.120.1370.02011.93
5.2.110.1500.02011.93
5.2.100.1070.03011.93
5.2.90.1370.02711.93
5.2.80.1570.03011.93
5.2.70.1400.02711.93
5.2.60.1370.02711.93
5.2.50.1330.03011.93
5.2.40.1070.03011.93
5.2.30.1130.02011.93
5.2.20.1130.02711.93
5.2.10.1130.02711.93
5.2.00.1100.02711.93
5.1.60.1270.03011.93
5.1.50.1100.02711.93
5.1.40.1170.02011.93
5.1.30.1100.02711.93
5.1.20.1130.02311.93
5.1.10.1170.02011.93
5.1.00.1130.02011.93
5.0.50.0630.02011.93
5.0.40.0700.01311.93
5.0.30.0600.03011.93
5.0.20.0570.01711.93
5.0.10.0530.02011.93
5.0.00.0700.03711.93
4.4.90.0700.01311.93
4.4.80.0600.02011.93
4.4.70.0700.02311.93
4.4.60.0670.01711.93
4.4.50.0530.02011.93
4.4.40.0670.03011.93
4.4.30.0800.02011.93
4.4.20.0530.02011.93
4.4.10.0530.01711.93
4.4.00.0730.03311.93
4.3.110.0570.01311.93
4.3.100.0570.01711.93
4.3.90.0730.02311.93
4.3.80.0630.02311.93
4.3.70.0730.02011.93
4.3.60.0670.02011.93
4.3.50.0770.02011.93
4.3.40.0700.03311.93
4.3.30.0370.03311.93
4.3.20.0330.01011.93
4.3.10.0370.02311.93
4.3.00.0330.01711.93

preferences:
144.41 ms | 1386 KiB | 7 Q