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May 28, 2026
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[pull] master from php:master #771

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2 changes: 1 addition & 1 deletion docs/source/core/data-structures/zend_string.rst
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Expand Up @@ -29,7 +29,7 @@ in bytes, and the ``val`` field contains the actual string data.

You may wonder why the ``val`` field is declared as ``char val[1]``. This is called the `struct
hack`_ in C. It is used to create structs with a flexible size, namely by allowing the last element
to be expanded arbitrarily. In this case, the size of ``zend_string`` depends on the strings length,
to be expanded arbitrarily. In this case, the size of ``zend_string`` depends on the string's length,
which is determined at runtime (see ``_ZSTR_STRUCT_SIZE``). When allocating the string, we append
enough bytes to the allocation to hold the strings content.

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