43 lines
517 B
Markdown
43 lines
517 B
Markdown
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## Usage
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To create an identifier, use the `PhpOffice\Math\Element\Identifier` class.
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### Methods
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#### getValue
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The method has no parameter.
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#### setValue
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The method has one parameter :
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* `string` **$value**
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## Example
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### Math
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<math display="block">
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<mi>a</mi>
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</math>
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### XML
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``` xml
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<math display="block">
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<mi>a</mi>
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</math>
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```
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### PHP
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``` php
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<?php
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use PhpOffice\Math\Element;
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use PhpOffice\Math\Math;
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$math = new Math();
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$identifier = new Element\Identifier('a');
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$math->add($identifier);
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```
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