mb-stristr

mb_stristr

Finds first occurrence of a string within another, case insensitive

ENTITY

string

false

mb_stristr

string

haystack

string

needle

bool

before_needle

ENTITY

string

null

encoding

ENTITY

mb_stristr finds the first occurrence of needle in haystack and returns the portion of haystack. Unlike mb_strstr, mb_stristr is case-insensitive. If needle is not found, it returns ENTITY.

ENTITY

haystack
The string from which to get the first occurrence of needle

needle
The string to find in haystack

before_needle
Determines which portion of haystack this function returns. If set to ENTITY, it returns all of haystack from the beginning to the first occurrence of needle (excluding needle). If set to ENTITY, it returns all of haystack from the first occurrence of needle to the end (including needle).

encoding
ENTITY

ENTITY

Returns the portion of haystack, or ENTITY if needle is not found.

ENTITY ENTITY

ENTITY

ENTITY

stristr, strstr, mb_strstr