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dba_handlers

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dba_handlers

(PHP 4 >= 4.3.0, PHP 5)

dba_handlers -- List all the handlers available

Description

array dba_handlers ( [bool full_info] )

dba_handlers() list all the handlers supported by this extension.

Parameters

full_info

Turns on/off full information display in the result. The default isFALSE.

Return Values

Returns an array of database handlers. If full_info is set to TRUE, the array will be associative with the handlers names as keys, and their version information as value. Otherwise, the result will be an indexed array of handlers names.

Note: When the internal cdb library is used you will see cdb and cdb_make.

Examples

Example 1. dba_handlers() Example

<?phpecho "Available DBA handlers:\n"; foreach (dba_handlers(true) as <math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>h</mi><mi>a</mi><mi>n</mi><mi>d</mi><mi>l</mi><mi>e</mi><msub><mi>r</mi><mi>n</mi></msub><mi>a</mi><mi>m</mi><mi>e</mi><mo>=</mo><mo>></mo></mrow><annotation encoding="application/x-tex">handler_name => </annotation></semantics></math>handlername=>handler_version) { // clean the versions <math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>h</mi><mi>a</mi><mi>n</mi><mi>d</mi><mi>l</mi><mi>e</mi><msub><mi>r</mi><mi>v</mi></msub><mi>e</mi><mi>r</mi><mi>s</mi><mi>i</mi><mi>o</mi><mi>n</mi><mo>=</mo><mi>s</mi><mi>t</mi><msub><mi>r</mi><mi>r</mi></msub><mi>e</mi><mi>p</mi><mi>l</mi><mi>a</mi><mi>c</mi><mi>e</mi><msup><mo stretchy="false">(</mo><mo mathvariant="normal" lspace="0em" rspace="0em">′</mo></msup></mrow><annotation encoding="application/x-tex">handler_version = str_replace('</annotation></semantics></math>handlerversion=strreplace(′', '', $handler_version); echo " - <math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>h</mi><mi>a</mi><mi>n</mi><mi>d</mi><mi>l</mi><mi>e</mi><msub><mi>r</mi><mi>n</mi></msub><mi>a</mi><mi>m</mi><mi>e</mi><mo>:</mo></mrow><annotation encoding="application/x-tex">handler_name: </annotation></semantics></math>handlername:handler_version\n"; }?>

The above example will output something similar to:

Available DBA handlers:

cdb: 0.75, Revision: 1.3.2.3
cdb_make: 0.75, Revision: 1.2.2.4
db2: Sleepycat Software: Berkeley DB 2.7.7: (08/20/99)
inifile: 1.0, Revision: 1.6.2.3
flatfile: 1.0, Revision: 1.5.2.4

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