<?php
$str = "Hello Friend统计" ;
print_r(explode(' ',$str));
$arr1 = str_split ( $str );
$arr2 = str_split ( $str , 3 );//按3个字节分割
function str_split_unicode($str, $l = 0) {
if ($l > 0) {
$ret = array();
$len = mb_strlen($str, "UTF-8");
for ($i = 0; $i < $len; $i += $l) {
$ret[] = mb_substr($str, $i, $l, "UTF-8");
}
return $ret;
}
return preg_split("//u", $str, -1, PREG_SPLIT_NO_EMPTY);
}
$s = '无符号整数'; // Open Source!
print_r(str_split_unicode($s));
print_r(str_split_unicode($s, 3));
preferences:
36.1 ms | 402 KiB | 5 Q