Method has_value()
- Method has_value
int has_value(string haystack, string value)
int has_value(string haystack, int value)
int has_value(array|mapping|object|program haystack, mixed value)- Description
Search for value in haystack.
- Returns
Returns
1
if value is in the value domain of haystack, or0
(zero) if not found.This function is in all cases except when both arguments are strings equivalent to (but sometimes faster than):
search(values(haystack), value) != -1
If both arguments are strings, has_value() is equivalent to:
search(haystack, value) != -1
- See also
has_index(), indices(), search(), has_prefix(), has_suffix(), values(), zero_type()