Returns the numeric position of the last occurrence of needle in the haystack string. Unlike strrpos(), strripos() is case-insensitive. Also note that string positions start at 0, and not 1.
Note that the needle may be a string of one or more characters.
If needle is not found, FALSE is returned.
Advarsel |
Denne funktion returnerer muligvis en Boolean FALSE, men kan også returnere en ikke-Booleansk værdi som evalueres til FALSE, så som 0 eller "". Læs venligst sektionen om Booleans for mere information. brug === operatoren for at teste den værdi som returneres af denne funktion. |
The offset parameter may be specified to begin searching an arbitrary number of characters into the string.
Negative offset values will start the search at offset characters from the start of the string.
See also strrpos(), strrchr(), substr(), stripos() and stristr().