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PHP splits a string into a series of smaller parts using the chunk_split() function
PHP splits a string into a series of smaller parts using the chunk_split() function
Example
Split the string once after each characterString, and add "." after each split:
<?php $str = "Hello world!"; echo chunk_split($str,1,"."); ?>
Definition and usage
chunk_split() function splits a string into a series of smaller parts.
Note: This function does not change the original string.
Syntax
chunk_split(string,length,end)
| Parameters | Description |
| string | Required. Specifies the string to be split. |
| length | Optional. A number defining the length of the string block. Default is 76. |
| end | Optional. A string defining what is placed after each string block. Default is \r\n. |
Technical details
| Return value: | Returns the split string. |
| PHP version: | 4+ |
<?php $str = "Hello world!"; echo chunk_split($str,6,"..."); ?>
Example: Support wide character splitting, (Split the string into a series of smaller parts)
<?php
/**
* 分割字符串
* @param String $str 要分割的字符串
* @param int $length 指定的长度
* @param String $end 在分割后的字符串块追加的内容
*/
function mb_chunk_split($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);
}
$str = 's六一马上$就dfs要到$@#了';
$str1 = 'aabbccddeefff';
echo mb_chunk_split($str, 3, '...', true); //s六一...马上$...就df...s要到...$@#...了
echo "<br>";
echo mb_chunk_split($str1, 2, '...'); //aa...bb...cc...dd...ee...ff...fThe above is the detailed content of PHP splits a string into a series of smaller parts using the chunk_split() function. For more information, please follow other related articles on the PHP Chinese website!
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