IntlChar::foldCase

(PHP 7)

IntlChar::foldCase — Perform case folding on a code point

public static IntlChar::foldCase ( mixed $codepoint [, int $options = IntlChar::FOLD_CASE_DEFAULT ] ) : mixed

The given character is mapped to its case folding equivalent; if the character has no case folding equivalent, the character itself is returned.

codepoint: Wartość typu integer dla punktu kodowego (np. 0x2603 dla U+2603 SNOWMAN) lub znak zakodowany jako string UTF-8 (np. "\u{2603}")
options: Either IntlChar::FOLD_CASE_DEFAULT (default) or IntlChar::FOLD_CASE_EXCLUDE_SPECIAL_I.

Returns the Simple_Case_Folding of the code point, if any; otherwise the code point itself.

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