XH1Q8335 military green, how to solve it-php tutorial
XH1Q8335 Military GreenHow to use regular expression to separate XH1Q8335 Military Green into two parts ——Solution——————– $s = ‘XH1Q8335 Military Green’; preg_match(‘/(\w+)(\W+)/’, $s, $r); print_r($r); Array ( [0] => XH1Q8335 Military Green [1] => XH1Q8335 [2] => Military Green )
PHP cannot print strings normally, how to solve it – PHP tutorial
PHP cannot print strings normally, how to solve itDuring the development process, I need to access a url http://www.***.com/api/abc?a=123&b=234¶m=2 But when I echo ‘http://www.***.com/api/abc?a=123&b=234¶m=2’; What is displayed in the browser is http://www.***.com/api/abc?a=123&b=234 (special characters) m=2 !- – Special characters are not allowed to be posted in the forum. If you want to know what they are, print them yourself how to solve PHP URL Share to: ——Solution——————–HTML escaping problem, echo htmlspecialchars(‘http://www.***.com/api/abc?a=123&b=234¶m=2’);
smarty template editor, how to solve it-php tutorial
smarty template editorNewbie I want to insert an online editor FCK into the smarty template. However, the FCK call is made using PHP code. Can I generate an editing object in the controller and assign it to the TPL? When writing PHP code in tpl, failed after several attempts. Please help me heroes… Share to: ——Solution——————–Yes, please refer to the following blog post: http://blog.csdn.net/onsrs/article/details/4308062
Array operation, how to solve it-php tutorial
Array operations This post was last edited by lazygc520 on 2013-06-25 18:14:38 $sql = “select * from table where cloumn …”; $result = mysql_query($sql); $var = array(); while($row = mysql_fetch_array($result,MYSQL_NUM)) { $var[] = $row; } foreach($var as $v) { foreach($v as $key=>$value) { echo $value.’‘; } } The displayed results are as follows: 4890//value1; 1635 624 //value2; 4890//value3; Please tell me how to change it so that the result becomes: 4890 2249//1635+624; 4890 It cannot be calculated in this way, the result is wrong: foreach($var as $v) { foreach($v as $key=>$value) { $total += $v[$value]; echo $total; } } The results are as follows: 4890 7139//4890+2249 12029//4890+2249+4890 Ask for a solution. Share to: ——Solution——————–$var is not that array, is it posted wrong? ——Solution——————–What does this mean? $ar = array( array( 1635 ), array( 624 ), ); $res = array(); foreach($ar as $item) { foreach($item as $v) $res[] = $v; } echo array_sum($res) . ‘//’ . join(‘+’, $res); 2259//1635+624
How to get the array subscript, how to solve it-php tutorial
Get array subscriptI recently wanted to learn PHP programming development, and accidentally saw a question on the Internet $array[‘color’]?=?‘red’; Get the subscript of the first element of array $array Can you guys give me an example? Programming PHP Share to: ——Solution——————–What is the subscript? Is it the key name? foreach($array as $key=>$each){ echo $key; break; } Display the key name of the first element——Solution——————– $keys=array_keys($array); echo current($keys); ——Solution——————- – $array[‘color’] = ‘red’; echo key($array); //color
IE browser takes too long to use, how to solve it – PHP tutorial
IE browser takes too long to use.When I tested it locally today, I found that the website took a long time to use. . It takes several minutes. . . . . . , it was very fast when loading for the second time Please give me some answers ie? Share to: More ——Solution——————–Many reasons: 1. Server configuration 2. SQL statement 3. Network
Array solving, how to solve it-php tutorial
Array solution I want to get the value of the array following the code and concatenate it into a string Share to: More ——Solution——————–Find the key of the code and then loop the subsequent content to assemble…——Solution————— —–echo implode(”,array_slice($arr,array_search(‘code’,$arr)+1));
PHP binds users, how to solve it – PHP tutorial
php binds usersCan PHP bind one user to one computer? Share to: More ——Solution——————– Quote: php reads the user’s machine mac address and binds the ip Find a cs program, read the mac address, create a data table, and bind the user and mac.
PHP excludes based on conditions, how to solve it – PHP tutorial
PHP excludes based on conditions $a = “‘Hello (39)’, ‘Hello (60)’, ‘He is good (52)’, ‘He is good (23)’,’I’m good (80)’,’I’m good (99)'”; How to exclude the ones less than 50 in the brackets of $a‘Hello (39)’,Exclude the whole red ones Could anyone who knows please give me the complete code? Thanks for the delay. I think it can be implemented directly using regular expressions $a = “‘Hello(39)’,’Hello(60)’,’He’s OK(52)’,’He’s OK(23)’,’I’m OK(80)’,’I’m OK (99)'”; $arr = explode(‘\’,\”, trim($a, ‘\”)); $newArr = array(); foreach ($arr as &$value) { if (preg_match(‘/[\d]+/’, $value, $match)) { if (isset($match[0])) { if ($match[0] > 50) { $newArr[] = ‘\”.$value.’\”; } } } } echo ‘”‘.implode(‘,’,$newArr).'”‘;
Fatalerror: Calltoamemberfunctionquery()onanon-objectinG:wampapache, how to solve it – php tutorial
Fatal error: Call to a member function query() on a non-object in G:\wamp\apacheThis is the error messageThis is the classThis is the calling page php error Share to: – —–Solution——————–The constructor name is wrong! __construct is written as__constuct
