Description
mixed
mb_substitute_character ( [mixed substrchar] )
mb_substitute_character() specifies
substitution character when input character encoding is invalid
or character code is not exist in output character
encoding. Invalid characters may be substituted NULL(no output),
string or integer value (Unicode character code value).
This setting affects mb_convert_encoding(),
mb_convert_variables(),
mb_output_handler(),
and mb_send_mail().
substchar : Specify Unicode value as
integer or specify as string as follows
Return Value: If substchar is set, it
returns TRUE for success, otherwise returns
FALSE. If substchar is
not set, it returns Unicode value or
"none"/"long".
Пример 1. mb_substitute_character() example
<?php
/* Set with Unicode U+3013 (GETA MARK) */
mb_substitute_character(0x3013);
/* Set hex format */
mb_substitute_character("long");
/* Display current setting */
echo mb_substitute_character();
?>
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