/*
* 描述 : 字符串过长中间省略
* 参数 :
* $string 字符串
* $max 字符串多长时开始替换
* $rep 替换样式
* 返回 : 处理后的字符串
* 作者:kelvin 2017-01-06
* */
public function strMiddleReduceWordSensitive($string, $max = 42, $rep = '...') {
$strlen = strlen($string);
if ($strlen <= $max) return $string;
$lengthtokeep = $max - strlen($rep);
$start = 0;
$end = 0;
if (($lengthtokeep % 2) == 0) {
$start = $lengthtokeep / 2;
$end = $start;
} else {
$start = intval($lengthtokeep / 2);
$end = $start + 1;
}
$i = $start;
$tmp_string = $string;
while ($i < $strlen) {
if (isset($tmp_string[$i]) and $tmp_string[$i] == ' ') {
$tmp_string = substr($tmp_string, 0, $i) . $rep;
$return = $tmp_string;
}
$i++;
}
$i = $end;
$tmp_string = strrev ($string);
while ($i < $strlen) {
if (isset($tmp_string[$i]) and $tmp_string[$i] == ' ') {
$tmp_string = substr($tmp_string, 0, $i);
$return .= strrev ($tmp_string);
}
$i++;
}
return substr($string, 0, $start) . $rep . substr($string, - $end);
}
php字符串过长中间省略
猜你喜欢
转载自blog.csdn.net/qq_16618179/article/details/54139082
今日推荐
周排行