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Set the substitution character for string conversion errors

Unicode Functions

Image Processing and Generation

Unicode Functions

PHP Manual

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

Returns TRUE on success or FALSE on failure.

Errors/Exceptions

Emits a E_WARNING level error if character is invalid.

Notes

Warning

This function is EXPERIMENTAL. The behaviour of this function, the its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.