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Generate Random Password in PHP

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PHP Script to Generate Random Password. You can set the list of characters that you want to be used in password. You can also set what should be length of password.



This function generates a random password.

It can contain any set of characters that you specify.

You can also control the length of generated password.


function simplePasswordGenerator($length) {
	// This is the list of characters that you want to use for generating random password
    $characters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890.-+=_,!@$#*%<>[]{}';
    $password = array(); //$password as an array, which will later be converted to string
    $alphaLength = strlen($characters) - 1; //This is number up to which array index runs
	for ($i = 0; $i < $length; $i++) {
        $n = rand(0, $alphaLength);
        $password[] = $characters[$n];
    return implode($password); //turn the array into a string

// Calling the function
echo simplePasswordGenerator($length);


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