49 lines
1.3 KiB
PHP
49 lines
1.3 KiB
PHP
<?php
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/*
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* This file is part of the WebServiceBundle.
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*
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* (c) Christian Kerl <christian-kerl@web.de>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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namespace Bundle\WebServiceBundle\Util;
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/**
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* String provides utility methods for strings.
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*
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* @author Christian Kerl <christian-kerl@web.de>
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*/
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class String
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{
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/**
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* Checks if a string starts with a given string.
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*
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* @param string $str A string
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* @param string $substr A string to check against
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*
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* @return bool True if str starts with substr
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*/
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public static function startsWith($str, $substr)
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{
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if(is_string($str) && is_string($substr) && strlen($str) >= strlen($substr)) {
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return $substr == substr($str, 0, strlen($substr));
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}
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}
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/**
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* Checks if a string ends with a given string.
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*
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* @param string $str A string
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* @param string $substr A string to check against
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*
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* @return bool True if str ends with substr
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*/
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public static function endsWith($str, $substr)
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{
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if(is_string($str) && is_string($substr) && strlen($str) >= strlen($substr)) {
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return $substr == substr($str, strlen($str) - strlen($substr));
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}
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}
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} |