3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test { private $key; function __construct() { $tmp = fopen("/tmp/foo", "w"); fwrite($tmp, "-----BEGIN RSA PRIVATE KEY----- MIICXQIBAAKBgQDAO3Um1IWsIBORKVLRhiGSkAfbVnAEOOkXRCnuTV521/RA6jAH 1YqzOPIsJK733z9WB4hRsJapoFnxyew8JeBGvxAAvf0BOoJnGqLhtgqLTm8db+hq 2/BDdTnMBycdqjZdzL9uZYudPpzaznHgor/c8xzxsEBQqy1lLBkPxru/IQIDAQAB AoGBAI9rzPwrk4/YXsDvE9s/N80hqLr8wpZj34R8Vsx07QW+GX5VO4Cc0d7lnclR lTlaVubYt9w65C2qdXDwNlCp8amL1iPz4TCqFewwFIzyGoGmwLeLcUxaJ9edBP4W p6jZmk0VcctND3kqFIvNFeEOxQUt2OXK99cPXp9QcictxnwBAkEA4NhUYWXyEtfI XWxp9Qx9yd54fc/QMD2k/D1XEIEZvQBxYyaG33LtwIWC+sERjYU5fC3kCuLzYodi QrDRXgvz9wJBANreSs0mSA8r2AGQnpaQ4Z2u+lO5pwI1tZFMEEuPkVK5ElyI+/g3 0LL2OSif0Ds6iLogiscNcAKrzGHxq3o076cCQQCSAUhB+w5H2CF/MRBZFSR1uuZp ZFIfkVgah8aKrBrHlYsLxI/ed+YVl10nccnxKSrcDXzA6QD84UcYYXODa6WfAkBc 41bPtl2CwtLL5zrHH/oA2BA5lGNC1tSWM7f+uZGtkAow55o4gEe8jC86BIl1eaQp ikIbtKJDH/J/5vclyG2lAkA+Q/DrteU6a3IM0S9nrsxKf321Cp6YoFOGSHG5sXh8 nu+WEYJeKrOGdh1tzsFT9m6khNhMm3g8yFah7WK8pDtu -----END RSA PRIVATE KEY----- "); $this->key = openssl_pkey_get_private("file:///tmp/foo"); } function export() { $exp = null; openssl_pkey_export($this->key, $exp); return $exp; } } $test = new test; echo $test->export();

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)
8.3.40.0120.00318.96
8.3.30.0110.00419.10
8.3.20.0000.00820.21
8.3.10.0030.00623.30
8.3.00.0040.00418.98
8.2.170.0110.00722.96
8.2.160.0150.00322.25
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00419.42
8.2.110.0060.00321.00
8.2.100.0030.00917.72
8.2.90.0050.00317.63
8.2.80.0080.00317.97
8.2.70.0170.00018.33
8.2.60.0130.00418.26
8.2.50.0090.00918.60
8.2.40.0160.00018.45
8.2.30.0100.00718.54
8.2.20.0150.00218.51
8.2.10.0130.00418.73
8.2.00.0160.00018.75
8.1.270.0090.00018.93
8.1.260.0080.00026.35
8.1.250.0030.00628.09
8.1.240.0060.00322.10
8.1.230.0050.00818.86
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0110.00518.25
8.1.190.0060.01118.25
8.1.180.0100.00518.25
8.1.170.0150.00018.40
8.1.160.0120.00418.25
8.1.150.0160.00018.25
8.1.140.0080.00818.50
8.1.130.0080.00818.25
8.1.120.0100.00718.65
8.1.110.0140.00318.51
8.1.100.0100.00618.46
8.1.90.0150.00019.29
8.1.80.0130.00418.46
8.1.70.0170.00018.61
8.1.60.0130.00518.53
8.1.50.0090.00918.25
8.1.40.0130.00318.64
8.1.30.0000.00920.45
8.1.20.0100.00518.66
8.1.10.0050.00520.26
8.1.00.0090.00020.48
8.0.300.0080.00021.59
8.0.290.0110.00318.25
8.0.280.0030.00619.71
8.0.270.0070.00718.25
8.0.260.0030.00619.86
8.0.250.0090.00418.25
8.0.240.0050.00519.89
8.0.230.0080.00019.96
8.0.220.0080.00418.25
8.0.210.0060.00319.86
8.0.200.0050.00319.88
8.0.190.0100.00518.25
8.0.180.0030.00619.88
8.0.170.0110.00418.25
8.0.160.0090.00019.87
8.0.150.0130.00218.25
8.0.140.0060.00319.83
8.0.130.0040.00419.86
8.0.120.0150.00018.25
8.0.110.0060.00319.79
8.0.100.0140.00018.25
8.0.90.0100.00018.25
8.0.80.0090.00019.75
8.0.70.0040.01118.25
8.0.60.0060.00319.83
8.0.50.0110.00418.25
8.0.30.0060.00219.64
8.0.20.0090.00019.86
8.0.10.0100.00518.25
8.0.00.0140.00218.26
7.4.330.0100.00318.25
7.4.320.0150.00018.25
7.4.300.0120.00418.25
7.4.290.0170.00018.25
7.4.280.0080.00818.25
7.4.270.0140.00318.25
7.4.260.0160.00018.25
7.4.250.0130.00318.25
7.4.240.0110.00518.25
7.4.230.0120.00418.25
7.4.220.0090.00618.25
7.4.210.0100.00518.25
7.4.200.0140.00018.25
7.4.190.0100.00518.25
7.4.180.0000.01518.25
7.4.160.0090.00618.25
7.4.150.0090.00618.25
7.4.140.0140.00018.25
7.4.130.0110.00418.25
7.4.120.0120.00318.25
7.4.110.0110.00418.25
7.4.100.0110.00418.25
7.4.90.0130.00318.25
7.4.80.0100.00518.25
7.4.70.0100.00518.25
7.4.60.0140.00018.25
7.4.50.0150.00018.25
7.4.40.0050.00918.25
7.4.30.0000.01518.25
7.4.20.0060.00918.25
7.4.10.0150.00018.25
7.4.00.0150.00018.25
7.3.330.0120.00218.25
7.3.320.0100.00518.25
7.3.310.0090.00518.25
7.3.300.0070.00718.25
7.3.290.0100.00718.25
7.3.280.0140.00018.25
7.3.270.0090.00618.25
7.3.260.0090.00618.25
7.3.250.0050.01018.25
7.3.240.0130.00218.25
7.3.230.0090.00618.25
7.3.220.0090.00618.25
7.3.210.0140.00318.25
7.3.200.0100.00718.25
7.3.190.0120.00418.25
7.3.180.0140.00318.25
7.3.170.0140.00318.25
7.3.160.0050.01118.25
7.3.150.0120.00418.25
7.3.140.0130.00418.25
7.3.130.0110.00718.25
7.3.120.0060.00918.25
7.3.110.0160.00018.25
7.3.100.0050.01018.25
7.3.90.0070.00718.25
7.3.80.0080.00618.25
7.3.70.0110.00418.25
7.3.60.0100.00518.25
7.3.50.0100.00518.25
7.3.40.0110.00318.25
7.3.30.0110.00418.25
7.3.20.0080.00819.06
7.3.10.0150.00019.05
7.3.00.0110.00518.58
7.2.340.0150.00018.25
7.2.330.0090.00618.25
7.2.320.0160.00018.25
7.2.310.0120.00318.25
7.2.300.0070.00718.25
7.2.290.0090.00618.25
7.2.280.0090.00618.25
7.2.270.0080.00618.25
7.2.260.0080.00818.25
7.2.250.0120.00218.25
7.2.240.0050.01018.25
7.2.230.0100.00518.25
7.2.220.0080.00818.25
7.2.210.0140.00018.25
7.2.200.0110.00518.25
7.2.190.0120.00318.25
7.2.180.0120.00318.25
7.2.170.0060.00918.25
7.2.160.0120.00218.25
7.2.150.0150.00019.24
7.2.140.0070.00719.27
7.2.130.0130.00219.23
7.2.120.0120.00319.30
7.2.110.0080.00819.20
7.2.100.0110.00418.98
7.2.90.0100.00519.24
7.2.80.0090.00619.15
7.2.70.0060.00919.12
7.2.60.0080.00819.18
7.2.50.0110.00419.22
7.2.40.0110.00419.38
7.2.30.0080.00819.05
7.2.20.0150.00019.51
7.2.10.0100.00519.22
7.2.00.0080.00819.25
7.1.330.0130.00018.25
7.1.320.0140.00018.25
7.1.310.0090.00518.25
7.1.300.0100.00318.30
7.1.290.0110.00418.25
7.1.280.0090.00518.25
7.1.270.0110.00318.25
7.1.260.0110.00318.25
7.1.250.0050.01018.25
7.1.240.0090.00618.26
7.1.230.0100.00518.25
7.1.220.0100.00318.25
7.1.210.0110.00318.25
7.1.200.0100.00318.25
7.1.190.0110.00418.25
7.1.180.0050.01018.25
7.1.170.0110.00418.25
7.1.160.0100.00618.25
7.1.150.0110.00318.30
7.1.140.0140.00018.25
7.1.130.0110.00518.34
7.1.120.0120.00418.25
7.1.110.0110.00418.25
7.1.100.0110.00318.25
7.1.90.0100.00518.25
7.1.80.0140.00018.25
7.1.70.0130.00018.25
7.1.60.0150.00018.25
7.1.50.0140.00018.25
7.1.40.0100.00318.47
7.1.30.0090.00518.25
7.1.20.0070.00718.25
7.1.10.0090.00518.25
7.1.00.0000.01418.29
7.0.330.0110.00318.25
7.0.320.0110.00418.25
7.0.310.0100.00318.25
7.0.300.0070.00718.25
7.0.290.0070.00718.25
7.0.280.0070.00718.25
7.0.270.0140.00018.25
7.0.260.0110.00318.25
7.0.250.0090.00618.25
7.0.240.0060.00618.25
7.0.230.0090.00518.25
7.0.220.0080.00518.25
7.0.210.0070.00718.25
7.0.200.0080.00518.25
7.0.190.0110.00318.25
7.0.180.0130.00018.25
7.0.170.0080.00518.25
7.0.160.0140.00018.25
7.0.150.0130.00018.25
7.0.140.0140.00018.25
7.0.130.0100.00318.25
7.0.120.0050.00818.25
7.0.110.0120.00218.25
7.0.100.0140.00018.25
7.0.90.0000.01318.25
7.0.80.0100.00318.25
7.0.70.0100.00318.25
7.0.60.0080.00618.25
7.0.50.0070.00718.25
7.0.40.0100.00318.25
7.0.30.0100.00318.25
7.0.20.0070.00718.25
7.0.10.0140.00018.25
7.0.00.0110.00318.25
5.6.400.0130.00018.25
5.6.390.0110.00218.25
5.6.380.0070.00718.25
5.6.370.0130.00018.25
5.6.360.0060.00618.25
5.6.350.0110.00318.25
5.6.340.0040.01118.25
5.6.330.0070.00718.25
5.6.320.0080.00418.25
5.6.310.0060.00618.25
5.6.300.0070.00718.25
5.6.290.0030.01018.25
5.6.280.0140.00018.25
5.6.270.0080.00418.25
5.6.260.0120.00018.25
5.6.250.0140.00018.25
5.6.240.0120.00018.25
5.6.230.0120.00018.25
5.6.220.0100.00318.25
5.6.210.0080.00518.25
5.6.200.0130.00018.25
5.6.190.0030.01018.25
5.6.180.0070.00718.25
5.6.170.0070.00718.25
5.6.160.0080.00418.25
5.6.150.0120.00018.25
5.6.140.0090.00518.25
5.6.130.0110.00418.25
5.6.120.0100.00318.25
5.6.110.0030.01018.25
5.6.100.0100.00318.25
5.6.90.0040.00918.25
5.6.80.0100.00218.25
5.6.70.0060.00618.25
5.6.60.0070.00518.25
5.6.50.0130.00018.25
5.6.40.0090.00318.25
5.6.30.0120.00018.25
5.6.20.0040.00918.25
5.6.10.0040.00818.25
5.6.00.0090.00518.25
5.5.380.0070.00718.25
5.5.370.0100.00218.25
5.5.360.0100.00318.25
5.5.350.0130.00018.25
5.5.340.0100.00318.25
5.5.330.0080.00418.25
5.5.320.0140.00018.25
5.5.310.0060.00618.25
5.5.300.0110.00318.25
5.5.290.0120.00218.25
5.5.280.0000.01318.25
5.5.270.0150.00018.25
5.5.260.0120.00318.25
5.5.250.0090.00318.25
5.5.240.0090.00318.25
5.5.230.0030.01018.25
5.5.220.0070.00718.25
5.5.210.0120.00018.25
5.5.200.0070.00718.25
5.5.190.0120.00018.25
5.5.180.0090.00418.25
5.5.170.0140.00018.25
5.5.160.0120.00218.25
5.5.150.0100.00318.25
5.5.140.0100.00218.25
5.5.130.0090.00318.25
5.5.120.0100.00218.25
5.5.110.0140.00018.25
5.5.100.0120.00018.25
5.5.90.0100.00318.25
5.5.80.0130.00018.25
5.5.70.0040.00818.25
5.5.60.0100.00318.25
5.5.50.0080.00418.25
5.5.40.0090.00318.25
5.5.30.0060.00618.25
5.5.20.0120.00018.25
5.5.10.0030.00918.25
5.5.00.0040.00918.25
5.4.450.0100.00018.25
5.4.440.0100.00018.25
5.4.430.0050.00518.25
5.4.420.0100.00018.25
5.4.410.0040.00718.25
5.4.400.0070.00418.25
5.4.390.0100.00018.25
5.4.380.0100.00018.25
5.4.370.0110.00018.25
5.4.360.0110.00018.25
5.4.350.0050.00518.25
5.4.340.0070.00518.25
5.4.330.0100.00018.25
5.4.320.0050.00518.25
5.4.310.0100.00018.25
5.4.300.0080.00418.25
5.4.290.0050.00518.25
5.4.280.0070.00318.25
5.4.270.0100.00018.25
5.4.260.0060.00618.25
5.4.250.0080.00318.25
5.4.240.0040.00818.25
5.4.230.0100.00018.25
5.4.220.0100.00018.25
5.4.210.0070.00418.25
5.4.200.0000.01018.25
5.4.190.0070.00318.25
5.4.180.0100.00018.25
5.4.170.0070.00318.25
5.4.160.0100.00018.25
5.4.150.0070.00318.25
5.4.140.0110.00018.25
5.4.130.0100.00018.25
5.4.120.0100.00018.25
5.4.110.0080.00318.25
5.4.100.0030.00618.25
5.4.90.0090.00018.25
5.4.80.0090.00118.25
5.4.70.0030.00618.25
5.4.60.0030.00718.25
5.4.50.0030.00718.25
5.4.40.0060.00318.25
5.4.30.0100.00018.25
5.4.20.0080.00318.25
5.4.10.0070.00318.25
5.4.00.0100.00018.25
5.3.290.0070.00418.25
5.3.280.0100.00018.25
5.3.270.0100.00018.25
5.3.260.0100.00018.25
5.3.250.0000.01018.25
5.3.240.0070.00418.25
5.3.230.0070.00318.25
5.3.220.0100.00018.25
5.3.210.0080.00318.25
5.3.200.0030.00718.25
5.3.190.0070.00318.25
5.3.180.0030.00718.25
5.3.170.0110.00018.25
5.3.160.0100.00018.25
5.3.150.0040.00718.25
5.3.140.0090.00218.25
5.3.130.0070.00518.25
5.3.120.0070.00418.25
5.3.110.0040.00718.25
5.3.100.0100.00018.25
5.3.90.0050.00518.25
5.3.80.0070.00318.25
5.3.70.0100.00018.25
5.3.60.0000.01018.25
5.3.50.0090.00018.25
5.3.40.0050.00518.25
5.3.30.0050.00518.25
5.3.20.0060.00318.25
5.3.10.0090.00018.25
5.3.00.0030.00718.25
5.2.170.0060.00218.25
5.2.160.0040.00418.25
5.2.150.0080.00018.25
5.2.140.0000.00818.25
5.2.130.0050.00418.25
5.2.120.0050.00318.25
5.2.110.0080.00018.25
5.2.100.0090.00018.25
5.2.90.0050.00518.25
5.2.80.0050.00318.25
5.2.70.0030.00618.25
5.2.60.0090.00018.25
5.2.50.0000.00818.25
5.2.40.0080.00018.25
5.2.30.0060.00218.25
5.2.20.0050.00318.25
5.2.10.0040.00418.25
5.2.00.0030.00618.25
5.1.60.0050.00218.25
5.1.50.0040.00418.25
5.1.40.0000.00718.25
5.1.30.0020.00518.25
5.1.20.0080.00018.25
5.1.10.0070.00018.25
5.1.00.0070.00018.25
5.0.50.0000.00618.25
5.0.40.0060.00018.25
5.0.30.0060.00018.25
5.0.20.0070.00018.25
5.0.10.0000.00618.25
5.0.00.0000.00618.25
4.4.90.0000.00418.25
4.4.80.0030.00118.25
4.4.70.0040.00018.25
4.4.60.0000.00418.25
4.4.50.0010.00318.25
4.4.40.0030.00018.25
4.4.30.0040.00018.25
4.4.20.0040.00018.25
4.4.10.0000.00318.25
4.4.00.0000.00318.25
4.3.110.0000.00318.25
4.3.100.0020.00118.25
4.3.90.0000.00418.25
4.3.80.0030.00018.25
4.3.70.0030.00018.25
4.3.60.0030.00018.25
4.3.50.0030.00018.25
4.3.40.0030.00018.25
4.3.30.0030.00018.25
4.3.20.0030.00018.25
4.3.10.0030.00018.25
4.3.00.0000.00318.25

preferences:
45.75 ms | 400 KiB | 5 Q