PHP divides a string into a series of smaller parts of the function chunk_split ()

Source: Internet
Author: User


Splits the string after each character and adds "." After each split. :

<?php$str = "Hello world!"; Echo Chunk_split ($STR, 1, ".");? >

Definition and usage

The Chunk_split () function splits a string into a series of smaller parts.

Note: The function does not change the original string.


Chunk_split (String,length,end)
parameters description
string required. Specifies the string to be split.
length optional. A number that defines the length of the string block. The default is 76.
end optional. A string that defines what is placed after each string block. The default is \ r \ n.

Technical details

return value: Returns the split string.
PHP version: 4 +

More examples

Example 1

Split the string once every six characters and add "..." after each split:

<?php$str = "Hello world!"; Echo Chunk_split ($STR, 6, "...");? >

supports wide-character segmentation (splits the string into a series of smaller parts)

<?php/** * Split String * @param string $str character to be split * @param int $length specified length * @param string $end The content appended to the segmented block of String */function Mb_chunk_split ($string, $length, $end, $once = False) {$string      = Iconv (' gb2312 ', ' Utf-8//ignore ', $string);      $array = Array ();      $strlen = Mb_strlen ($string);          while ($strlen) {$array [] = Mb_substr ($string, 0, $length, "utf-8"); if ($once) return $array [0].          $end;          $string = Mb_substr ($string, $length, $strlen, "utf-8");      $strlen = Mb_strlen ($string);  } return Implode ($end, $array);  } $str = ' s Children's Day immediate $ on DFS to $@ #了 ';  $str 1 = ' aabbccddeefff '; Echo Mb_chunk_split ($STR, 3, ' ... ', true); S Children's Day ... Immediate $ ... Df...s to ... $@# ...  The echo "<br>"; Echo Mb_chunk_split ($str 1, 2, ' ... '); ... Dd... Ee...ff ... F 
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