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Optimize JSON string encoding #17734

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Optimize JSON string encoding #17734

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c3d7610
Split out a specialized function to decode multibyte UTF-8 sequences
nielsdos Feb 7, 2025
860b11f
Optimize JSON string encoding
nielsdos Feb 7, 2025
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3 changes: 3 additions & 0 deletions UPGRADING
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Original file line number Diff line number Diff line change
Expand Up @@ -457,6 +457,9 @@ PHP 8.5 UPGRADE NOTES
14. Performance Improvements
========================================

- JSON:
. Encoding JSON strings without special characters is now faster.

- ReflectionProperty:
. Improved performance of the following methods: getValue(), getRawValue(),
isInitialized(), setValue(), setRawValue().
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4 changes: 4 additions & 0 deletions UPGRADING.INTERNALS
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Expand Up @@ -61,6 +61,10 @@ PHP 8.5 INTERNALS UPGRADE NOTES
is still valid. This is useful when a GC cycle is collected and the
database object can be destroyed prior to destroying the statement.

- ext/standard
. Added `php_next_utf8_char_mb()` to decode the next UTF-8 multibyte
codepoint (i.e. >= 2 bytes).

========================
4. OpCode changes
========================
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