Php/docs/class.splstring

• PHP Manual
• SPL Types
• 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