(PHP 4 >= 4.2.0, PHP 5, PHP 7)
pcntl_exec — Executes specified program in current process space
$path
[, array $args
[, array $envs
]] ) : voidExecutes the program with the given arguments.
path
path
must be the path to a binary executable or a
script with a valid path pointing to an executable in the shebang (
#!/usr/local/bin/perl for example) as the first line. See your system's
man execve(2) page for additional information.
args
args
is an array of argument strings passed to the
program.
envs
envs
is an array of strings which are passed as
environment to the program. The array is in the format of name => value,
the key being the name of the environmental variable and the value being
the value of that variable.
Returns NULL
on success or FALSE
on failure.