mb_substr Get part of string


mb_substr

(PHP 4 >= 4.0.6, PHP 5)

mb_substrGet part of string

说明

string mb_substr ( string $str , int $start [, int $length [, string $encoding ]] )

Performs a multi-byte safe substr() operation based on number of characters. Position is counted from the beginning of str. First character's position is 0. Second character position is 1, and so on.

参数

str

The string to extract the substring from.

start

Position of first character to use from str.

length

Maximum number of characters to use from str.

encoding

encoding 参数为字符编码。如果省略,则使用内部字符编码。

返回值

mb_substr() returns the portion of str specified by the start and length parameters.

参见


«  mb_substitute_character
» mb_substr_count
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