3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = array("hello", "what", "sorry", "Technology"); echo "=============================== hello"; echo "\n\n"; var_dump($str); echo "\n\n=============================== "; echo "=============================== ".print($str[0])."\n"; echo "\n\n123"; print_r($str); // print_r(count(null)); $str = null; echo htmlspecialchars($str, ENT_QUOTES); // 转换双引号和单引号

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)
8.5.00.0120.00820.04
8.4.150.0020.00014.05
8.4.140.0110.01017.61
8.4.130.0130.00717.89
8.4.120.0140.00520.58
8.4.110.0140.00622.37
8.4.100.0130.00917.73
8.4.90.0110.00919.02
8.4.80.0110.00217.96
8.4.70.0070.00618.10
8.4.60.0120.01018.66
8.4.50.0140.00817.91
8.4.40.0040.00420.63
8.4.30.0060.00320.83
8.4.20.0200.00019.59
8.4.10.0130.00723.70
8.3.280.0130.00718.41
8.3.270.0110.00816.48
8.3.260.0100.00816.62
8.3.250.0140.00518.72
8.3.240.0110.00916.33
8.3.230.0040.00416.57
8.3.220.0150.00317.13
8.3.210.0080.01116.70
8.3.200.0060.00316.68
8.3.190.0120.00717.15
8.3.180.0030.00416.67
8.3.170.0030.01617.37
8.3.160.0070.01318.48
8.3.150.0040.00420.80
8.3.140.0000.01716.61
8.3.130.0040.00418.53
8.3.120.0000.00819.14
8.3.110.0040.00420.94
8.3.100.0090.00924.06
8.3.90.0040.01226.77
8.3.80.0090.00017.97
8.3.70.0080.00816.75
8.3.60.0040.01816.63
8.3.50.0000.01516.64
8.3.40.0130.00319.92
8.3.30.0130.00318.67
8.3.20.0070.00024.18
8.3.10.0070.00024.66
8.3.00.0040.00426.16
8.2.290.0110.00820.38
8.2.280.0110.01018.29
8.2.270.0110.00717.14
8.2.260.0100.00619.03
8.2.250.0040.00416.77
8.2.240.0040.01116.96
8.2.230.0090.00622.58
8.2.220.0090.00037.54
8.2.210.0060.00626.77
8.2.200.0060.00316.88
8.2.190.0160.00316.58
8.2.180.0110.01116.63
8.2.170.0040.01118.89
8.2.160.0100.00322.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0040.00426.16
8.2.110.0060.00320.99
8.2.100.0110.00018.03
8.2.90.0000.00818.03
8.2.80.0090.00018.34
8.2.70.0000.00817.75
8.2.60.0030.00617.75
8.2.50.0080.00017.75
8.2.40.0090.00017.75
8.2.30.0170.00017.62
8.2.20.0140.00317.62
8.2.10.0170.00017.62
8.2.00.0160.00017.62
8.1.330.0110.00822.10
8.1.320.0130.00716.35
8.1.310.0040.00416.52
8.1.300.0040.01416.24
8.1.290.0030.00730.84
8.1.280.0070.01425.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.59
8.1.230.0080.00420.96
8.1.220.0000.00817.74
8.1.210.0000.00918.92
8.1.200.0050.00317.36
8.1.190.0050.00317.23
8.1.180.0030.00518.10
8.1.170.0050.01117.62
8.1.160.0080.00817.62
8.1.150.0080.00817.62
8.1.140.0110.00517.62
8.1.130.0120.00417.62
8.1.120.0140.00217.62
8.1.110.0120.00417.62
8.1.100.0130.00417.62
8.1.90.0100.00517.62
8.1.80.0060.01317.62
8.1.70.0130.00417.62
8.1.60.0140.00317.62
8.1.50.0180.00017.62
8.1.40.0160.00017.62
8.1.30.0110.00617.62
8.1.20.0090.00917.62
8.1.10.0120.00717.62
8.1.00.0130.00517.62
8.0.300.0020.00520.00
8.0.290.0040.00416.63
8.0.280.0110.00517.62
8.0.270.0100.00817.62
8.0.260.0160.00317.62
8.0.250.0160.00017.62
8.0.240.0180.00017.62
8.0.230.0050.01117.62
8.0.220.0100.00517.62
8.0.210.0130.00317.62
8.0.200.0120.00417.62
8.0.190.0110.00617.62
8.0.180.0130.00317.62
8.0.170.0080.00817.62
8.0.160.0050.01117.62
8.0.150.0160.00317.62
8.0.140.0120.00417.62
8.0.130.0150.00017.62
8.0.120.0130.00317.62
8.0.110.0090.00617.62
8.0.100.0110.00617.62
8.0.90.0120.00517.62
8.0.80.0140.00517.62
8.0.70.0090.00717.62
8.0.60.0160.00017.62
8.0.50.0150.00017.62
8.0.30.0060.01117.62
8.0.20.0150.00017.62
8.0.10.0070.00717.62

preferences:
101.98 ms | 403 KiB | 5 Q