unicode_set_subst_char
(No version information available, might be only in CVS)
unicode_set_subst_char — Set the substitution character for string conversion errors
Description
bool unicode_set_subst_char
( unicode $character
)
When converting a string from or to unicode, an invalid or unconvertable character may be encountered. When the conversion error mode is set to U_CONV_ERROR_SUBST, the character that caused the error is substituted by a character set by this function. The default substitution character is ?.
Parameters
- character
-
The substitution character to use.
Return Values
成功回傳TRUE失敗回傳FALSE。
Errors/Exceptions
Emits a E_WARNING level error if character is invalid.
Notes
Warning
這個函數是實驗性質的。這個函數的行為、名稱、和關於此函數的任何其他文件在未來PHP的發行中可能會在不通知的情況下改變。 使用此延伸需自行承擔風險。