function c_substr($string, $from, $length = null){ preg_match_all('/[\x80-\xff]?./', $string, $match); if(is_null($length)){ $result = implode('', array_slice($match[0], $from)); }else{ $result = implode('', array_slice($match[0], $from, $length)); } return $r...
* @return string 返回截取的内容 */ function cut_str($str, $sign, $number...return 'error'; } else { return $array[$number]; } } } 函数示例 // 示例字符串...$str = "asd%123%art5%123df"; // 截取方法 echo cut_str($str, '%', 1); // 输出 123 echo cut_str($str, '%'...
wordwrap(string,width,break); //参数:width 可选。规定最大行宽度。默认是 75。 break 可选规定作为分隔符的字符(字断开字符)。默认是 "\n"。 cut 可选。规定是否对大约宽度的单词进行行。默认是 FALSE (no-wrap)。 用途:按照指定对字符串进行折行处理 例子...
class PostSearch extends Post { /** * @var string */ public $createdFrom; /** * @var string */ public $createdTo; } 在search() 扩展查询条件的方法如下:$query->andFilterWhere(['>=', 'creation_date', $this->createdFrom]) ->andFilterWhere(['<=', 'creation_date', $this->...
// Note how we cut the string at a non-Ascii character for demonstration purposes$string=mb_substr($string,0,15);// Connect to a database to store the transformed string // See the PDO example in this document for more information ...
ThinkPHP 是一个免费开源的,快速、简单的面向对象的 轻量级PHP开发框架 ,遵循Apache2开源协议发布,是为了敏捷WEB应用开发和简化企业应用开发而诞生的。ThinkPHP从诞生以来一直秉承简洁实用的设计原则,在保持出色的性能和至简的代码的同时,也注重易用性。并且拥有众多的
// Transform the string in some way with a multibyte function // Note how we cut the string at a non-Ascii character for demonstration purposes $string = mb_substr($string, 0, 15); // Connect to a database to store the transformed string // See the PDO example in this document for...
$message string|array The message to be logged. This can be a simple string or a more complex data structure, such as an array. $category string The category of the message. Source code endProfile() public static method Defined in: yii\BaseYii::endProfile() Marks the end of a cod...
We have integers within a string separated by comma character. We count the number of integers. $vals = explode(",", $nums); Here we split the text with theexplodefunction. The function will cut a string into pieces whenever it finds the dot,character. ...
imagecreatefromstring— 从字符串的图像流中新建图像说明 imagecreatefromstring(string $data): GdImage|false imagecreatefromstring() 返回图像标识符,代表从指定 data 获得的图像。图像格式将自动检测,只要编译的 PHP 支持:JPEG、PNG、GIF、BMP、WBMP、GD2、 WEBP 和 AVIF。 参数...