3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Le bug de l'espace var_dump(is_numeric(' 1')); var_dump(is_numeric('1 ')); // Mais... var_dump(' 1' == 1); var_dump('1 ' == 1);

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)
8.3.60.0190.00316.63
8.3.50.0140.00717.82
8.3.40.0070.01318.71
8.3.30.0130.00318.43
8.3.20.0060.00321.81
8.3.10.0040.00421.65
8.3.00.0040.00419.54
8.2.180.0110.01118.29
8.2.170.0000.01522.96
8.2.160.0070.00720.57
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0020.00520.35
8.2.120.0110.00326.35
8.2.110.0050.00522.25
8.2.100.0110.00017.78
8.2.90.0050.00317.78
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0080.00017.80
8.2.50.0040.00418.10
8.2.40.0040.00420.36
8.2.30.0050.00319.17
8.2.20.0040.00417.84
8.2.10.0040.00417.98
8.2.00.0040.00417.82
8.1.280.0070.00725.92
8.1.270.0030.00620.52
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0060.00322.06
8.1.230.0080.00320.97
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00317.23
8.1.190.0040.00417.10
8.1.180.0040.00418.10
8.1.170.0000.00818.66
8.1.160.0030.00318.82
8.1.150.0040.00418.71
8.1.140.0090.00019.36
8.1.130.0030.00320.55
8.1.120.0040.00417.30
8.1.110.0050.00317.25
8.1.100.0070.00017.38
8.1.90.0030.00517.23
8.1.80.0030.00317.25
8.1.70.0050.00517.25
8.1.60.0030.00517.45
8.1.50.0050.00217.37
8.1.40.0040.00417.27
8.1.30.0070.00017.45
8.1.20.0000.00717.43
8.1.10.0040.00417.38
8.1.00.0030.00617.29
8.0.300.0000.00819.92
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0000.00717.03
8.0.260.0030.00318.98
8.0.250.0070.00016.69
8.0.240.0090.00016.82
8.0.230.0000.00816.81
8.0.220.0030.00316.82
8.0.210.0030.00516.74
8.0.200.0070.00016.83
8.0.190.0060.00316.82
8.0.180.0040.00416.76
8.0.170.0070.00016.74
8.0.160.0000.00716.66
8.0.150.0080.00016.78
8.0.140.0030.00516.67
8.0.130.0030.00313.14
8.0.120.0070.00016.62
8.0.110.0070.00016.79
8.0.100.0040.00416.71
8.0.90.0050.00316.62
8.0.80.0000.01516.64
8.0.70.0070.00016.62
8.0.60.0040.00416.77
8.0.50.0000.00716.65
8.0.30.0120.00516.78
8.0.20.0130.00717.40
8.0.10.0030.00316.86
8.0.00.0030.01416.39
7.4.330.0050.00015.55
7.4.320.0030.00316.48
7.4.300.0000.00616.37
7.4.290.0070.00016.46
7.4.280.0000.00916.37
7.4.270.0070.00016.41
7.4.260.0090.00016.47
7.4.250.0000.00816.40
7.4.240.0070.00016.22
7.4.230.0050.00516.55
7.4.220.0120.00616.37
7.4.210.0140.00016.41
7.4.200.0050.00216.56
7.4.160.0110.00616.11
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0150.00416.24
7.4.120.0120.00916.40
7.4.110.0130.00316.40
7.4.100.0140.00716.24
7.4.90.0090.00916.43
7.4.80.0100.00719.39
7.4.70.0120.00616.20
7.4.60.0030.01316.26
7.4.50.0100.00716.42
7.4.40.0170.00016.40
7.4.30.0130.01016.43
7.4.00.0030.01314.80
7.3.330.0030.00313.01
7.3.320.0000.00513.04
7.3.310.0000.00716.20
7.3.300.0000.00616.04
7.3.290.0080.00616.13
7.3.280.0080.00716.12
7.3.270.0100.01017.40
7.3.260.0110.00616.17
7.3.250.0090.00816.37
7.3.240.0110.00816.25
7.3.230.0060.01116.22
7.3.210.0160.00316.20
7.3.200.0130.00316.20
7.3.190.0070.01016.46
7.3.180.0120.00316.23
7.3.170.0090.00616.23
7.3.160.0060.01016.08
7.2.330.0070.01016.45
7.2.320.0060.00916.39
7.2.310.0070.01116.14
7.2.300.0030.01316.33
7.2.290.0130.00516.26
7.2.60.0100.00316.61
7.2.00.0040.00719.25
7.1.200.0080.00415.41
7.1.100.0040.00817.61
7.1.70.0050.00217.05
7.1.60.0230.01032.92
7.1.50.0230.01032.73
7.1.40.1170.01332.34
7.1.30.0370.01034.21
7.1.20.1430.01732.41
7.1.10.0700.01314.70
7.1.00.0030.01316.59
7.0.200.0300.01014.69
7.0.190.0070.01314.76
7.0.180.0570.00714.04
7.0.170.1500.01314.18
7.0.160.0600.02314.16
7.0.150.0800.02314.45
7.0.140.0900.01714.52
7.0.130.0030.01316.48
7.0.120.0030.01316.27
7.0.110.0070.01016.04
7.0.100.0030.01316.05
7.0.90.0000.01716.04
7.0.80.0070.01016.15
7.0.70.0070.01016.33
7.0.60.0100.00316.02
7.0.50.0070.01016.16
7.0.40.0100.00716.25
7.0.30.0030.01316.52
7.0.20.0070.01016.18
7.0.10.0070.01016.31
7.0.00.0000.01716.21

preferences:
122.78 ms | 401 KiB | 5 Q