Yii2.0 Chinese development wizard-full resolution of Where condition query ,. Yii2.0 Chinese development wizard-Where condition query full resolution, where is essential when querying in the Yii Model. The Where method is declared as the parameter $
This article mainly introduces the where condition paging method of ThinkPHP with variables. The example describes ThinkPHP conditional query and paging techniques, which has some reference value, for more information about how ThinkPHP implements
ThinkPHP has a variable where condition paging instance, thinkphpwhere. ThinkPHP has a variable where condition paging instance. thinkphpwhere this article describes how ThinkPHP has a variable where condition paging implementation method. Share it
This article mainly introduces the where condition paging method of ThinkPHP with variables. The example describes ThinkPHP's conditional query and paging skills, which has some reference value. If you need ThinkPHP, you can refer
This article
The Code is as follows: {code...} the code is as follows:
public function test(){ $a = array(1,2,3,4,5); $uid = implode(',', $a); $sql = "SELECT A.uid,B.id,B.state FROM A LEFT JOIN B ON A.id=B.id WHERE A.uid in ($uid)";
Where is necessary when querying in Yii's model.
The Where method is declared as
static where ($condition)
Where the parameter $condition type is a string or an array1. StringThe string is the simplest and can be written directly to
Ask the PHP array as the MySQL query condition where xx in array, how to handle
Originally think of the array $customerid split out, to determine the length of different variables, the number of variables to be judged, and then write the bottom of
PHP, a nested abbreviated name, is an abbreviation for the English Super Text preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and Microsoft's ASP quite a bit similar, is a server-side implementation of
On several offline servers that are not very busy, the number of PHP-FPM processes is found to be more than 500, and some processes run for several months.
The following troubleshooting was performed to determine if there is a problem with the
The where condition of thinkphp cannot use an array. if I write the analysis result like this, I can query the data: $ admin_data = $ admin-> where ('username = "'. $ username. '"')-> find ();
In this case, the webpage "cannot display this webpage":
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