(PHP 4, PHP 5, PHP 7)
strval — Get string value of a variable
strval ( mixed $var ) : string
Get the string value of a variable. See the documentation on string for more information on converting to string.
This function performs no formatting on the returned value. If you are looking for a way to format a numeric value as a string, please see sprintf() or number_format().
var
The variable that is being converted to a string.
var may be any scalar type or an object that implements the __toString() method. You cannot use strval() on arrays or on objects that do not implement the __toString() method.
The string value of var.
Example #1 strval() example using PHP 5's magic __toString() method.
<?php
class StrValTest
{
public function __toString()
{
return __CLASS__;
}
}
// Prints 'StrValTest'
echo strval(new StrValTest);
?>
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https://www.php.net/manual/en/function.strval.php