3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b ='123456'; $vvv = is_numeric($b); var_dump($vvv);

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)
8.3.60.0110.00416.38
8.3.50.0070.00716.28
8.3.40.0090.00618.71
8.3.30.0060.00918.67
8.3.20.0040.00420.29
8.3.10.0040.00421.90
8.3.00.0080.00019.25
8.2.180.0110.00717.95
8.2.170.0090.00622.96
8.2.160.0040.01220.39
8.2.150.0040.00424.18
8.2.140.0070.00724.66
8.2.130.0040.00421.11
8.2.120.0040.00426.35
8.2.110.0070.00322.12
8.2.100.0110.00017.71
8.2.90.0080.00019.13
8.2.80.0040.00417.97
8.2.70.0000.00917.38
8.2.60.0060.00317.91
8.2.50.0050.00318.10
8.2.40.0040.00420.59
8.2.30.0070.00020.87
8.2.20.0000.00818.00
8.2.10.0050.00218.13
8.2.00.0000.00717.97
8.1.280.0090.00625.92
8.1.270.0030.00522.09
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00623.82
8.1.230.0060.00617.60
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0000.00718.92
8.1.150.0000.00720.59
8.1.140.0000.00819.55
8.1.130.0040.00418.73
8.1.120.0040.00417.39
8.1.110.0000.00817.27
8.1.100.0000.00817.38
8.1.90.0000.00717.35
8.1.80.0040.00417.32
8.1.70.0070.00017.39
8.1.60.0030.00617.58
8.1.50.0040.00417.37
8.1.40.0000.00817.37
8.1.30.0000.00817.50
8.1.20.0000.00817.55
8.1.10.0000.00717.43
8.1.00.0040.00417.31
8.0.300.0080.00018.77
8.0.290.0080.00016.73
8.0.280.0030.00318.39
8.0.270.0040.00417.07
8.0.260.0030.00316.72
8.0.250.0000.00716.90
8.0.240.0000.00716.87
8.0.230.0070.00016.88
8.0.220.0030.00316.75
8.0.210.0000.00716.72
8.0.200.0070.00016.88
8.0.190.0000.01016.85
8.0.180.0080.00016.91
8.0.170.0020.00516.68
8.0.160.0040.00416.78
8.0.150.0000.00716.66
8.0.140.0040.00416.69
8.0.130.0030.00313.27
8.0.120.0060.00316.73
8.0.110.0070.00016.70
8.0.100.0000.00716.69
8.0.90.0000.00716.89
8.0.80.0090.00916.89
8.0.70.0080.00016.78
8.0.60.0000.00816.81
8.0.50.0040.00416.67
8.0.30.0130.00716.91
8.0.20.0110.00817.40
8.0.10.0040.00416.83
8.0.00.0070.01016.64
7.4.330.0050.00015.55
7.4.320.0000.00616.34
7.4.300.0030.00316.54
7.4.290.0030.00316.53
7.4.280.0070.00016.44
7.4.270.0060.00016.39
7.4.260.0070.00016.40
7.4.250.0060.00316.41
7.4.240.0030.00516.50
7.4.230.0030.00516.57
7.4.220.0000.01716.53
7.4.210.0070.00716.46
7.4.200.0030.00316.56
7.4.160.0070.01016.49
7.4.150.0080.01117.40
7.4.140.0110.00717.86
7.4.130.0130.00316.49
7.4.120.0100.00816.42
7.4.110.0030.01216.44
7.4.100.0160.00616.38
7.4.90.0150.00616.34
7.4.80.0090.00919.39
7.4.70.0110.00616.40
7.4.60.0140.00316.48
7.4.50.0020.01116.22
7.4.40.0030.01216.50
7.4.30.0040.01716.57
7.4.00.0070.00714.79
7.3.330.0020.00213.02
7.3.320.0030.00312.98
7.3.310.0060.00016.17
7.3.300.0030.00316.15
7.3.290.0070.00716.13
7.3.280.0090.00816.13
7.3.270.0110.00517.40
7.3.260.0090.00916.31
7.3.250.0100.00816.18
7.3.240.0080.01116.29
7.3.230.0070.01016.14
7.3.210.0160.00616.37
7.3.200.0070.01016.34
7.3.190.0120.00616.54
7.3.180.0060.00916.50
7.3.170.0110.00716.09
7.3.160.0080.00816.22
7.3.120.0090.00614.62
7.3.110.0090.00614.36
7.3.100.0030.01014.84
7.3.90.0000.01214.55
7.3.80.0040.00715.02
7.3.70.0030.01014.63
7.3.60.0040.00714.28
7.3.50.0090.00914.77
7.3.40.0110.00414.58
7.3.30.0030.01014.59
7.3.20.0060.00616.30
7.3.10.0080.01016.22
7.3.00.0090.00816.53
7.2.330.0070.01116.56
7.2.320.0130.00316.40
7.2.310.0040.01316.68
7.2.300.0070.01116.65
7.2.290.0080.01116.56
7.2.240.0040.01215.07
7.2.230.0030.01415.07
7.2.220.0060.01214.79
7.2.210.0090.00614.86
7.2.200.0000.01314.77
7.2.190.0030.01014.75
7.2.180.0080.00814.98
7.2.170.0070.00714.94
7.2.160.0100.00715.00
7.2.150.0070.01016.73
7.2.140.0030.00716.84
7.2.130.0060.01016.55
7.2.120.0100.01016.38
7.2.110.0110.00716.79
7.2.100.0040.00916.35
7.2.90.0140.00816.75
7.2.80.0090.01116.44
7.2.70.0100.00716.59
7.2.60.0080.01016.63
7.2.50.0110.00816.73
7.2.40.0100.01216.59
7.2.30.0120.00816.76
7.2.20.0120.00616.62
7.2.10.0120.00516.43
7.2.00.0080.01117.53
7.1.330.0030.00715.41
7.1.320.0000.01015.94
7.1.310.0060.00615.82
7.1.300.0080.00015.47
7.1.290.0000.01215.71
7.1.280.0070.00415.89
7.1.270.0030.01015.65
7.1.260.0130.00315.66
7.1.250.0090.00915.63
7.1.200.0110.00315.72
7.1.100.0060.00918.00
7.1.70.0040.01216.96
7.1.60.0170.00734.72
7.1.50.0070.01734.44
7.1.40.0220.00334.34
7.1.30.0230.00334.38
7.1.20.0100.01634.40
7.1.10.0000.01216.57
7.1.00.0080.00416.87
7.0.200.0040.00716.54
7.0.190.0000.01116.75
7.0.180.0000.01116.22
7.0.170.0070.01016.22
7.0.160.0000.01316.18
7.0.150.0030.00915.94
7.0.140.0000.01216.22
7.0.130.0060.00616.39
7.0.120.0060.00616.60
7.0.110.0000.01116.32
7.0.100.0040.00816.15
7.0.90.0030.00916.02
7.0.80.0080.00416.36
7.0.70.0060.00616.15
7.0.60.0040.00716.13
7.0.50.0030.00916.28
7.0.40.0070.00716.41
7.0.30.0030.00916.36
7.0.20.0060.00616.32
7.0.10.0000.01116.36
7.0.00.0030.00816.44

preferences:
29.93 ms | 401 KiB | 5 Q