(PHP 4 >= 4.0.6, PHP 5)
mb_strpos — Find position of first occurrence of string in a string
Finds position of the first occurrence of a string in a string .
Performs a multi-byte safe strpos() operation based on number of characters. The first character's position is 0, the second character position is 1, and so on.
The string being checked.
The position counted from the beginning of haystack.
The search offset. If it is not specified, 0 is used.
O parâmetro encoding é a codificação de caractere. Se ele é omitido, o valor da codificação de caractere interna é usado.
Returns the numeric position of the first occurrence of needle in the haystack string . If needle is not found, it returns FALSE.