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How can I output a UTF-8 CSV in PHP that Excel will read properly?

...his is to use tabs as your separated value. I used this function from the PHP comments (using tabs "\t" instead of commas) and it worked perfectly on OS X and Windows Excel. Note that to fix an issue with an empty column as the end of a row, that I did have to change the line of code that says: ...
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How to implode array with key and value without foreach in PHP

... You could use http_build_query, like this: <?php $a=array("item1"=>"object1", "item2"=>"object2"); echo http_build_query($a,'',', '); ?> Output: item1=object1, item2=object2 Demo ...
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php Replacing multiple spaces with a single space [duplicate]

... Doesn't replace "\n" (PHP 5.3), "/\s+/" get's job done. ;) – Marek Sep 4 '13 at 8:21 1 ...
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PHP去除字符串中的最后一个字符 - 更多技术 - 清泛网 - 专注C/C++及内核技术

PHP去除字符串中的最后一个字符最常见的方法是substr($str, strlen($str) - 1),但使用rtrim($str, , )更优雅。 <?php //PHP去除字符串中的最后一个字符 $str="aaaa,bbb,ccc,ddd,eee,"; echo rtrim($str,','); //第一种方法 trim($str,$chsrlist)去除两边的 ...
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How to check if PHP array is associative or sequential?

PHP treats all arrays as associative, so there aren't any built in functions. Can anyone recommend a fairly efficient way to check if an array contains only numeric keys? ...
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PHP: How to check if image file exists?

...ted. And then, it will only work when allow_url_fopen is activated in your PHP config share | improve this answer | follow | ...
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jQuery.inArray(), how to use it right?

...e is present in an array, follow the below practice: myArray = new Array("php", "tutor"); if( $.inArray("php", myArray) !== -1 ) { alert("found"); } Reference share | improve this answer ...
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CORS - How do 'preflight' an httprequest?

...ll be current to many of us. Here is how I dealt with it in a jQuery 1.12 /PHP 5.6 context: jQuery sent its XHR request using only limited headers; only 'Origin' was sent. No preflight request was needed. The server only had to detect such a request, and add the "Access-Control-Allow-Origin: " . ...
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How to combine two strings together in PHP?

...atenate two strings together. Use the concatenation operator . (and .=) In PHP . is the concatenation operator which returns the concatenation of its right and left arguments $data1 = "the color is"; $data2 = "red"; $result = $data1 . ' ' . $data2; If you want to append a string to another string ...
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Storing Data in MySQL as JSON

... Yeah, im looking at Mongo, and php has an extension for it and the actual syntax for the DB transactions seems easier than MySQL and the overall working with it seems easier that couchDB. Thanks, I think im going to go with MongoDB :) ...