Function _slug

Generate a slug of human-readable keywords

Package: PHPLucidFrame\Core
Copyright: Copyright (c), PHPLucidFrame.
License: MIT License This source file is subject to the MIT license that is bundled with this source code in the file LICENSE
Author: Sithu sithu@phplucidframe.com
Located at helpers/utility_helper.php

Parameters summary
`string`	`$string`	Text to slug
`string`	`$table = ''`	Table name to check in. If it is empty, no check in the table
`array`	`$condition = array()`	Condition to append table check-in, e.g, <code>array('fieldName !=' => value)</code>

Return value summary
`string`	The generated slug