Controller_Validator_Basic::rule_to_alpha_num PHP Method

Controller_Validator_Basic Class Documentation Show file Open project: atk4/atk4

rule_to_alpha_num() public method

public rule_to_alpha_num ( $a ) 
    public function rule_to_alpha_num($a)
    {
        return preg_replace('/[^a-zA-Z0-9]/', '', $a);
    }
Controller_Validator_Basic
card_date_parser
init
prep_in_vals
rule_after
rule_alpha
rule_alphanum
rule_before
rule_between
rule_bool
rule_card_from_date
rule_card_to_date
rule_class
rule_credit_card
rule_decimal
rule_decimal_places
rule_email
rule_eq
rule_eqf
rule_false
rule_gt
rule_gte
rule_in
rule_int
rule_iso_datetime
rule_iso_time
rule_len
rule_lt
rule_lte
rule_not_in
rule_number
rule_phone
rule_regex
rule_required
rule_to_add_slashes
rule_to_alpha
rule_to_alpha_num
rule_to_alpha_num_dash
rule_to_alpha_num_dash_unicode
rule_to_alpha_num_unicode
rule_to_alpha_unicode
rule_to_digits_and_single_spaces
rule_to_float
rule_to_int
rule_to_iso_date
rule_to_lower
rule_to_ltrim
rule_to_name
rule_to_number
rule_to_quote_meta
rule_to_rtrim
rule_to_strip_extra_space
rule_to_strip_nasties
rule_to_strip_slashes
rule_to_strip_space
rule_to_strip_tags
rule_to_trim
rule_to_truncate
rule_to_truncate_custom
rule_to_upper
rule_to_upper_words
rule_to_zip
rule_true
rule_type
rule_zip
strip_excess_whitespace
to_strip_regex
validate_iso_date