3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_string(123)); var_dump(is_string("123"));

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)
8.3.60.0110.00416.63
8.3.50.0060.01116.26
8.3.40.0070.00718.79
8.3.30.0070.01418.73
8.3.20.0140.00320.16
8.3.10.0080.00021.71
8.3.00.0050.00317.50
8.2.180.0060.01316.38
8.2.170.0110.00422.96
8.2.160.0130.00020.47
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00020.95
8.2.120.0000.00726.35
8.2.110.0040.00421.07
8.2.100.0080.00417.97
8.2.90.0040.00418.97
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0050.00317.90
8.2.50.0030.00518.10
8.2.40.0000.00720.59
8.2.30.0040.00420.89
8.2.20.0000.00817.86
8.2.10.0040.00417.92
8.2.00.0040.00417.98
8.1.280.0070.00725.92
8.1.270.0070.00022.19
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0080.00023.98
8.1.230.0110.00019.07
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0050.00517.23
8.1.190.0040.00417.13
8.1.180.0080.00018.10
8.1.170.0080.00019.02
8.1.160.0040.00418.88
8.1.150.0000.00720.55
8.1.140.0060.00319.50
8.1.130.0070.00018.74
8.1.120.0030.00317.31
8.1.110.0040.00417.16
8.1.100.0000.00717.31
8.1.90.0000.00717.28
8.1.80.0050.00217.34
8.1.70.0000.00717.25
8.1.60.0000.00717.45
8.1.50.0000.00817.42
8.1.40.0000.00817.38
8.1.30.0000.00817.48
8.1.20.0030.00617.52
8.1.10.0040.00417.40
8.1.00.0040.00417.36
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.19
8.0.270.0030.00317.13
8.0.260.0030.00316.63
8.0.250.0060.00016.92
8.0.240.0050.00316.91
8.0.230.0030.00316.88
8.0.220.0040.00416.82
8.0.210.0030.00316.84
8.0.200.0000.00616.77
8.0.190.0040.00416.87
8.0.180.0050.00216.90
8.0.170.0040.00416.75
8.0.160.0040.00416.73
8.0.150.0000.00716.70
8.0.140.0030.00516.61
8.0.130.0000.00513.20
8.0.120.0000.00716.75
8.0.110.0000.00716.65
8.0.100.0040.00416.82
8.0.90.0040.00416.94
8.0.80.0040.01216.81
8.0.70.0000.00816.64
8.0.60.0040.00416.82
8.0.50.0000.00816.84
8.0.30.0140.00616.90
8.0.20.0100.00917.40
8.0.10.0000.00716.84
8.0.00.0100.00716.60
7.4.330.0000.00615.55
7.4.320.0000.00616.48
7.4.300.0030.00316.36
7.4.290.0000.00716.27
7.4.280.0070.00316.43
7.4.270.0030.00316.39
7.4.260.0080.00016.50
7.4.250.0030.00516.43
7.4.240.0040.00416.39
7.4.230.0040.00416.37
7.4.220.0150.02016.29
7.4.210.0100.00616.39
7.4.200.0000.00716.37
7.4.160.0080.01116.42
7.4.150.0060.01217.40
7.4.140.0100.01017.86
7.4.130.0110.00716.23
7.4.120.0100.00816.36
7.4.110.0110.00616.41
7.4.100.0080.00816.36
7.4.90.0100.00716.34
7.4.80.0110.00519.39
7.4.70.0030.01016.35
7.4.60.0110.00816.07
7.4.50.0060.00816.27
7.4.40.0120.00316.33
7.4.30.0030.01316.25
7.3.330.0000.00612.99
7.3.320.0000.00512.95
7.3.310.0000.00716.29
7.3.300.0000.00616.09
7.3.290.0080.00816.21
7.3.280.0080.00816.21
7.3.270.0060.01517.40
7.3.260.0080.00916.53
7.3.250.0120.00616.22
7.3.240.0060.01116.37
7.3.230.0030.01316.20
7.3.210.0090.01316.12
7.3.200.0040.01216.34
7.3.190.0070.01016.19
7.3.180.0000.01716.36
7.3.170.0120.00316.45
7.3.160.0060.00916.43
7.2.330.0130.01016.61
7.2.320.0070.01116.30
7.2.310.0000.01616.44
7.2.300.0140.00316.47
7.2.290.0100.00616.64

preferences:
46.13 ms | 401 KiB | 5 Q