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			35 lines
		
	
	
		
			862 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			862 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * Strings methods
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|  *
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|  * @author Pierre HUBERT
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|  */
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| 
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| /**
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|  * Generate a random string, using a cryptographically secure 
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|  * pseudorandom number generator (random_int)
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|  * 
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|  * @param int $length      How many characters do we want?
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|  * @param string $keyspace A string of all possible characters
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|  *                         to select from
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|  * @return string
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|  */
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| function random_str(int $length, string $keyspace = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ')
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| {
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|     $str = '';
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|     $max = mb_strlen($keyspace, '8bit') - 1;
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|     for ($i = 0; $i < $length; ++$i) {
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|         $str .= $keyspace[random_int(0, $max)];
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|     }
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|     return $str;
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| }
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| 
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| /**
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|  * Get the current date formatted for the "datetime" object of
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|  * a Mysql database
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|  * 
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|  * @return string Formatted string
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|  */
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| function mysql_date() : string {
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|     return date("Y-m-d h:i:s", time());
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| } | 
