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<?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));
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => Hello [1] => Friend统计 ) Array ( [0] => 无 [1] => 符 [2] => 号 [3] => 整 [4] => 数 ) Array ( [0] => 无符号 [1] => 整数 )
Output for 4.4.5 - 4.4.9
Array ( [0] => Hello [1] => Friend统计 ) Fatal error: Call to undefined function: str_split() in /in/pZJis on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Array ( [0] => Hello [1] => Friend统计 ) Fatal error: Call to undefined function: str_split() in /in/pZJis on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Array ( [0] => Hello [1] => Friend统计 ) Fatal error: Call to undefined function: str_split() in /in/pZJis on line 4
preferences:
225.09 ms | 402 KiB | 329 Q