PHP字符串处理函数示例学习笔记

    'PHP',"1"=>array('0'=>'P', '1'=>'H', '2'=>'P'));
        print_r($arr);
        ?>
    

    PHP100.COM";
        echo htmlspecialchars($str);
        ?>
    

    PHP + Apache + Mysql";
        echo strip_tags($str);
        echo "
";
        echo strip_tags($str, "");
        echo "
";
        echo strip_tags($str, "");
        ?>
    

    ";
        echo strlen(ltrim($str))."
";
        echo strlen(rtrim($str))."
";
        echo strlen(trim($str));
        ?>
    

    ";
        echo number_format($number,2);
        echo "
";
        echo number_format($number,2,",",".");
        ?>
    

以上就介绍了PHP字符串处理函数示例学习笔记，包括了方面的内容，希望对PHP教程有兴趣的朋友有所帮助。