implode

问题 I just reformatted the default layout of my CakePHP application. I eliminated as much in-line html as possible by putting almost everything inside the html helper methods. It was fun, but I'm wondering what benefit I've gained from this exercise, if any? <?php $output = implode("\n", array( $html->docType(), $html->tag('html', implode("\n", array( $html->tag('head', implode("\n", array( $html->charset(), $html->tag('title', 'Title For App'), $html->css('css', NULL, array('media' => 'screen

问题 In the function below a possible output maybe 1 day and 2 hours and 34 minutes My question is how do I edit the implode so it will output 1 day, 2 houts and 34 minutes This is my function function time_difference($endtime){ $hours = (int)date("G",$endtime); $mins = (int)date("i",$endtime); // join the values $diff = implode(' and ', $diff); if (($hours == 0 ) && ($mins == 0)) { $diff = "few seconds ago"; } return $diff; } 回答1: I would do something like: if ($days) { $diff .= "$days day";

问题 I have an array like: Array ( [0] => Array ( [0] => a [1] => b ) [1] => Array ( [0] => c ) [2] => Array ( [0] => d [1] => e [2] => f ) ) I want to convert my array to a string like below: $arrtostr = 'a,b,c,d,e,f'; I've used implode() function but it looks like it doesn't work on two-dimensional arrays. What should I do? 回答1: Alternatively, you could use a container for that first, merge the contents, and in the end of having a flat one, then use implode() : $letters = array(); foreach (

问题 Here is my normal sql query using implode function: SELECT * from search_result WHERE skills IN ('".implode("','",$s_id)."'); Now I want to convert this to codeigniter form. I tried the following code but it fails $this->db->from('search_result'); $this->db->where_in('skills','".implode("','",$s_id)."'); $query = $this->db->get(); Here is my $s_id array: Array ( [0] => 2D Design [1] => 3D Design [2] => 3D Modelling ) So anyone please help me to do this. Thanks in advance :) 回答1: Official Doc

问题 I have array in following format: Array ( [sales] => Array ( [0] => Array ( [0] => 1 [1] => 6 ) [1] => Array ( [0] => 2 [1] => 8 ) [2] => Array ( [0] => 3 [1] => 25 ) [3] => Array ( [0] => 4 [1] => 34 ) ) ) Using: foreach ($data['sales'] as $k => $row) { $list = implode(",",$row); } I get the following as output: 1,62,83,254,34 But I only need the second values from each subArray. The expected result needs to be: 6,8,25,34 How can I remove the first set of values? 回答1: I like array_column()

问题 What do you think is the better way to go about storing a few image id's inside a record in a MySQL database? It's just the image id's which will be used to fetch the images from a different library. Do i implode the id's in the record like 1#4#7#9#10#12 or do I just serialize the array and store that? Are there any performance benefits by using the one instead of the other? Stability preferences? I have just always used implode and explode, never really gave it much thought. Thanks. 回答1: I

问题 Is it possible to implode array's indexes? A function is returning me an array and what I need are the indexes of that array so I want to implode only inexes with comma or any other character for my db work 回答1: You mean something like this... implode(',', array_keys($some_arr)); ... right? ) Here's documentation for array_keys ; in short, when called with a single argument (an array), this function just returns all its keys (as array). 来源： https://stackoverflow.com/questions/12486021/how-to

问题 So I'm trying to create a function that generates a SQL query string based on a multi dimensional array. Example: function createQueryString($arrayToSelect, $table, $conditionalArray) { $queryStr = "SELECT ".implode(", ", $arrayToSelect)." FROM ".$table." WHERE "; $queryStr = $queryStr.implode(" AND ",$conditionalArray); /*NEED HELP HERE*/ return $queryStr; } $columnsToSelect = array('ID','username'); $table = 'table'; $conditions = array('lastname'=>'doe','zipcode'=>'12345'); echo

问题 I need to store lots of two-dimensional arrays inside database and was not sure what to use: serialize or implode . So I did a few tests, to find out which one is working faster and came to the conclusion it was serialize : Execution times: 1'000'000 Serialize: 1.4974119663239 seconds Implode: 2.5333571434021 seconds Explode: 4.0185871124268 seconds Unserialize: 1.6835169792175 seconds So the question: Why is implode+explode so much slower then serialize+unserialize ? PS: I found this

问题 How implode array element into single string in php $name = array( 'id', "no", "date",'fadd'); echo implode("','",$name); I am looking for the output is 'id', 'no', 'date', 'fadd' 回答1: You've got the implode part right, just explicitly echo a quote before and after to get the leading and trailing characters: $name = array( 'id', "no", "date",'fadd'); echo "'" . implode("','",$name) . "'"; 来源： https://stackoverflow.com/questions/25874932/how-implode-array-elements-in-php