3v4l.org

run code in 300+ PHP versions simultaneously
<?php $primary = 0; echo ($primary || $primary === "0" || $primary === 0) ? 1 : 0; echo "\n\r"; echo ("- " . !empty($primary) ? 1 : 0;) echo "\n\r"; $primary = "0"; echo ($primary || $primary === "0" || $primary === 0) ? 1 : 0; echo "\n\r"; echo ("- " . !empty($primary) ? 1 : 0;) echo "\n\r"; $primary = NULL; echo ($primary || $primary === "0" || $primary === 0) ? 1 : 0; echo "\n\r"; echo ("- " . !empty($primary) ? 1 : 0;) echo "\n\r"; $primary = ''; echo ($primary || $primary === "0" || $primary === 0) ? 1 : 0; echo "\n\r"; echo ("- " . !empty($primary) ? 1 : 0;) echo "\n\r";

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)
5.4.300.0070.05312.50
5.4.290.0070.05312.49
5.4.280.0060.05312.39
5.4.270.0150.04412.39
5.4.260.0090.05012.39
5.4.250.0100.05012.39
5.4.240.0080.05212.39
5.4.230.0080.05112.38
5.4.220.0080.05212.38
5.4.210.0050.05312.38
5.4.200.0070.05212.38
5.4.190.0070.04512.38
5.4.180.0070.04012.38
5.4.170.0060.04012.38
5.4.160.0090.04012.38
5.4.150.0090.04512.38
5.4.140.0140.04612.07
5.4.130.0100.04812.05
5.4.120.0100.04612.01
5.4.110.0060.05812.01
5.4.100.0120.04412.01
5.4.90.0120.04512.01
5.4.80.0120.04612.01
5.4.70.0100.04912.00
5.4.60.0100.04812.00
5.4.50.0110.04912.01
5.4.40.0110.05112.00
5.4.30.0090.03712.00
5.4.20.0080.03711.99
5.4.10.0110.03912.00
5.4.00.0080.04711.48
5.3.280.0060.04812.71
5.3.270.0050.04912.72
5.3.260.0080.03912.72
5.3.250.0020.04412.72
5.3.240.0050.04112.72
5.3.230.0100.03612.71
5.3.220.0080.04312.68
5.3.210.0080.05112.68
5.3.200.0080.05112.68
5.3.190.0080.05012.68
5.3.180.0120.04312.67
5.3.170.0130.03712.67
5.3.160.0110.04012.67
5.3.150.0060.04412.67
5.3.140.0090.04612.66
5.3.130.0120.05012.66
5.3.120.0070.05312.66
5.3.110.0090.05212.66
5.3.100.0090.04812.12
5.3.90.0100.04912.09
5.3.80.0130.04312.07
5.3.70.0110.04812.07
5.3.60.0090.05012.07
5.3.50.0060.05212.00
5.3.40.0120.04712.00
5.3.30.0110.04811.95
5.3.20.0070.05011.73
5.3.10.0080.05111.70
5.3.00.0070.05311.68

preferences:
135.4 ms | 1394 KiB | 7 Q