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| /* | |
| * $Id: Character.php 3076 2006-12-18 08:52:12Z fabien $ | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| * | |
| * This software consists of voluntary contributions made by many individuals | |
| * and is licensed under the LGPL. For more information please see | |
| * <http://phing.info>. | |
| */ | |
| /** | |
| * @package phing.system.lang | |
| */ | |
| class Character { | |
| // this class might be extended with plenty of ordinal char constants | |
| // and the like to support the multibyte aware datatype (char) in php | |
| // in form of an object. | |
| // anyway just a thought | |
| public static function isLetter($char) { | |
| if (strlen($char) !== 1) | |
| $char = 0; | |
| $char = (int) ord($char); | |
| if ($char >= ord('A') && $char <= ord('Z')) | |
| return true; | |
| if ($char >= ord('a') && $char <= ord('z')) | |
| return true; | |
| return false; | |
| } | |
| } | |