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Commit748ec0a

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Correcting details of using constants as parameters
1 parent6bcbf76 commit748ec0a

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1 file changed

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1 file changed

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‎components/dependency_injection/parameters.rst

Lines changed: 24 additions & 23 deletions
Original file line numberDiff line numberDiff line change
@@ -150,19 +150,19 @@ making the class of a service a parameter:
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The percent sign inside a parameter or argument, as part of the string, must
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be escaped with another percent sign:
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..configuration-block::
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..configuration-block::
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..code-block::yaml
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..code-block::yaml
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arguments:['http://symfony.com/?foo=%%s&bar=%%d']
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arguments:['http://symfony.com/?foo=%%s&bar=%%d']
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..code-block::xml
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..code-block::xml
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<argumenttype="string">http://symfony.com/?foo=%%s&bar=%%d</argument>
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<argumenttype="string">http://symfony.com/?foo=%%s&bar=%%d</argument>
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..code-block::php
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..code-block::php
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->addArgument('http://symfony.com/?foo=%%s&bar=%%d');
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->addArgument('http://symfony.com/?foo=%%s&bar=%%d');
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Array Parameters
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----------------
@@ -228,22 +228,29 @@ The container also has support for setting PHP constants as parameters. To
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take advantage of this feature, map the name of your constant to a parameter
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key, and define the type as ``constant``.
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..code-block::xml
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..configuration-block::
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<?xml version="1.0" encoding="UTF-8"?>
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..code-block::xml
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<containerxmlns="http://symfony.com/schema/dic/services"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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<?xml version="1.0" encoding="UTF-8"?>
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<parameters>
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<parameterkey="global.constant.value"type="constant">GLOBAL_CONSTANT</parameter>
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<parameterkey="my_class.constant.value"type="constant">My_Class::CONSTANT_NAME</parameter>
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</parameters>
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</container>
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<containerxmlns="http://symfony.com/schema/dic/services"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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<parameters>
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<parameterkey="global.constant.value"type="constant">GLOBAL_CONSTANT</parameter>
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<parameterkey="my_class.constant.value"type="constant">My_Class::CONSTANT_NAME</parameter>
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</parameters>
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</container>
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..code-block::php
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$container->setParameter('global.constant.value', GLOBAL_CONSTANT);
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$container->setParameter('my_class.constant.value', My_Class::CONSTANT_NAME);
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..note::
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Thisonlyworks forXML configuration. If you're*not*usingXML, simply
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Thisdoes notworks forYaml configuration. If you're usingYaml, you can
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import an XML file to take advantage of this functionality:
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..configuration-block::
@@ -253,9 +260,3 @@ key, and define the type as ``constant``.
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# app/config/config.yml
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imports:
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-{ resource: parameters.xml }
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..code-block::php
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// app/config/config.php
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$loader->import('parameters.xml');
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