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PHP / apache_child_terminate — DevDocs

apache_child_terminate

(PHP 4 >= 4.0.5, PHP 5, PHP 7, PHP 8)

apache_child_terminate Terminate apache process after this request

Description

apache_child_terminate(): void

apache_child_terminate() will register the Apache process executing the current PHP request for termination once execution of PHP code is completed. It may be used to terminate a process after a script with high memory consumption has been run as memory will usually only be freed internally but not given back to the operating system.

Works in the Apache, and FastCGI webservers.

Parameters

This function has no parameters.

Return Values

No value is returned.

Notes

Note : This function is not implemented on Windows platforms.

See Also

  • exit() - Output a message and terminate the current script

PHP / apache_get_modules — DevDocs

apache_get_modules

(PHP 4 >= 4.3.2, PHP 5, PHP 7, PHP 8)

apache_get_modules Get a list of loaded Apache modules

Description

apache_get_modules(): array

Get a list of loaded Apache modules.

Parameters

This function has no parameters.

Return Values

An array of loaded Apache modules.

Examples

Example #1 apache_get_modules() example

<?php
print_r(apache_get_modules());
?>

The above example will output something similar to:

Array
(
    [0] => core
    [1] => http_core
    [2] => mod_so
    [3] => sapi_apache2
    [4] => mod_mime
    [5] => mod_rewrite
)
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PHP / apache_get_version — DevDocs

apache_get_version

(PHP 4 >= 4.3.2, PHP 5, PHP 7, PHP 8)

apache_get_version Fetch Apache version

Description

apache_get_version(): string|false

Fetch the Apache version.

Parameters

This function has no parameters.

Return Values

Returns the Apache version on success or false on failure.

Examples

Example #1 apache_get_version() example

<?php
$version = apache_get_version();
echo "$version\n";
?>

The above example will output something similar to:

Apache/1.3.29 (Unix) PHP/4.3.4 

See Also

  • phpinfo() - Outputs information about PHP's configuration
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PHP / apcu_clear_cache — DevDocs

apcu_clear_cache

(PECL apcu >= 4.0.0)

apcu_clear_cache Clears the APCu cache

Description

apcu_clear_cache(): bool

Clears the cache.

Parameters

This function has no parameters.

Return Values

Returns true always

See Also

  • apcu_cache_info() - Retrieves cached information from APCu's data store
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PHP / apcu_dec — DevDocs

apcu_dec

(PECL apcu >= 4.0.0)

apcu_dec Decrease a stored number

Description

apcu_dec(
 string $key,
 int $step = 1,
 bool &$success = ?,
 int $ttl = 0
): int|false

Decreases a stored integer value.

Parameters

key

The key of the value being decreased.

step

The step, or value to decrease.

success

Optionally pass the success or fail boolean value to this referenced variable.

ttl

TTL to use if the operation inserts a new value (rather than decrementing an existing one).

Return Values

Returns the current value of key 's value on success, or false on failure

Examples

Example #1 apcu_dec() example

<?php
echo "Let's do something with success", PHP_EOL;

apcu_store('anumber', 42);

echo apcu_fetch('anumber'), PHP_EOL;

echo apcu_dec('anumber'), PHP_EOL;
echo apcu_dec('anumber', 10), PHP_EOL;
echo apcu_dec('anumber', 10, $success), PHP_EOL;

var_dump($success);

echo "Now, let's fail", PHP_EOL, PHP_EOL;

apcu_store('astring', 'foo');

$ret = apcu_dec('astring', 1, $fail);

var_dump($ret);
var_dump($fail);
?>

The above example will output something similar to:

Let's do something with success
42
41
31
21
bool(true)
Now, let's fail

bool(false)
bool(false)

See Also

  • apcu_inc() - Increase a stored number
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PHP / apache_getenv — DevDocs

apache_getenv

(PHP 4 >= 4.3.0, PHP 5, PHP 7, PHP 8)

apache_getenv Get an Apache subprocess_env variable

Description

apache_getenv(string $variable, bool $walk_to_top = false): string|false

Retrieve an Apache environment variable specified by variable .

Parameters

variable

The Apache environment variable

walk_to_top

Whether to get the top-level variable available to all Apache layers.

Return Values

The value of the Apache environment variable on success, or false on failure

Examples

Example #1 apache_getenv() example

The example above shows how to retrieve the value of the Apache environment variable SERVER_ADDR .

<?php
$ret = apache_getenv("SERVER_ADDR");
echo $ret;
?>

The above example will output something similar to:

42.24.42.240

See Also

  • apache_setenv() - Set an Apache subprocess_env variable
  • getenv() - Gets the value of an environment variable
  • Superglobals
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