Multibyte String 函数
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mb_strrichr

(PHP 5 >= 5.2.0)

mb_strrichr — Finds the last occurrence of a character in a string within another, case insensitive

说明

string mb_strrichr ( string $haystack , string $needle [, bool $part = false [, string $encoding ]] )

mb_strrichr() finds the last occurrence of needle in haystack and returns the portion of haystack. Unlike mb_strrchr(), mb_strrichr() is case-insensitive. If needle is not found, it returns FALSE.

参数

haystack

The string from which to get the last occurrence of needle

needle

The string to find in haystack

part

Determines which portion of haystack this function returns. If set to TRUE, it returns all of haystack from the beginning to the last occurrence of needle. If set to FALSE, it returns all of haystack from the last occurrence of needle to the end,

encoding

Character encoding name to use. If it is omitted, internal character encoding is used.

返回值

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

参见

Multibyte String 函数
在线手册：中文 英文
PHP手册
PHP手册 - N: Finds the last occurrence of a character in a string within another, case insensitive

用户评论:

code at seanmacdonald dot ca (16-Jul-2008 05:09)

for those of us who don't have PHP 5 >= 5.2.0 ::

function get_last_occurance($needle,$haystack){
    $chunk = explode($needle,$haystack);
    foreach ($chunk as $bit) $last_occurance = $bit;
    return $last_occurance;
}