The IntlChar::totitle() function is used to check whether the entered value is a Unicode character titlecase or not.
Syntax
IntlChar::totitle(val)
Parameters
val − A character or integer value encoded as a UTF-8 string.
Return
The IntlChar::to title() function returns the simple_Titlecase_Mapping of the code point, if any; otherwise the code point itself.
Example
The following is an example:
<?php
var_dump(IntlChar::totitle(" "));
echo "<br>";
var_dump(IntlChar::totitle(" $ "));
echo "<br>";
var_dump(IntlChar::totitle("78"));
echo "<br>";
var_dump(IntlChar::totitle("k"));
?>Output
The following is the output −
string(1) " " NULL NULL string(1) "K"