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Rule multiline_string_to_heredoc

Convert multiline string to heredoc or nowdoc.

Examples

Example #1

--- Original
+++ New
 <?php
-$a = 'line1
-line2';
+$a = <<<'EOD'
+line1
+line2
+EOD;

Example #2

--- Original
+++ New
 <?php
-$a = "line1
-{$obj->getName()}";
+$a = <<<EOD
+line1
+{$obj->getName()}
+EOD;

References

• Fixer class: PhpCsFixer\Fixer\StringNotation\MultilineStringToHeredocFixer

• Test class: PhpCsFixer\Tests\Fixer\StringNotation\MultilineStringToHeredocFixerTest

The test class defines officially supported behaviour. Each test case is a part of our backward compatibility promise.