PHP 7.0.6 Released

    The SplString class

    (PECL spl_types >= 0.1.0)

    Introduction

    The SplString class is used to enforce strong typing of the string type.

    Class synopsis

    SplString extends SplType {
    /* Constants */
    const string __default = '' ;
    /* Inherited methods */
    SplType::__construct ([ mixed $initial_value [, bool $strict ]] )
    }

    Predefined Constants

    SplString::__default

    Examples

    Example #1 SplString usage example

    <?php
    $string     = new SplString("Testing");

    try {
            $string = array();
    } catch (    UnexpectedValueException $uve) {
        echo     $uve->getMessage() . PHP_EOL;
    }

    var_dump($string);
    echo     $string; // Outputs "Testing"
    ?>

    The above example will output:

    Value not a string
object(SplString)#1 (1) {
  ["__default"]=>
  string(7) "Testing"
}
Testing

    User Contributed Notes

    There are no user contributed notes for this page.
    To Top