As you get more confident with yourPHP code, your code will get more and more complex.ThePHPswitchstatement simplifies your PHPlogic, replacing messyifstatements when trying to make simple decisions based on the value of a variable. Read on to find out how to use it. PHP switch Syntax switc...
PHP错误 。Parse error: syntax error, unexpected T_INLINE_HTML, expecting T_ENDSWITCH or T_CASE or T_DEFAULT Ifyou wan't to use the alternative syntax for switch statements this won't work: <?phpswitch($variable): ?> <?phpcase1: ?> Newspage <?phpbreak;?> <?phpcase2: ?> Forum ...
$r1 = range(1, 100); $r2 = range(100, 200); $v = 76; switch (true) { case in_array($v, $r1) : echo 'the value is in range 1 to 100'; break; case in_array($v, $r2) : echo 'the value is in range 100 to 200'; break; } Share Improve this answer Follow edited...
Syntax switch(expression){caselabel1://code blockbreak;caselabel2://code block;break;caselabel3://code blockbreak;default://code block} This is how it works: Theexpressionis evaluated once The value of the expression is compared with the values of each case ...
PHP Syntax Write text to the output using PHPKeywords, classes, functions, and user-defined functions ARE NOT case-sensitiveVariable names ARE case-sensitive Syntax explained PHP Comments Syntax for single-line commentsSyntax for multi-line commentsUsing comments to leave out parts of the code ...
在PHP 8.0以前,我们要根据一个名字来获取一个值,通常需要借助switch或者数组,比如: switch ($extension) { case 'gif': $content_type = "image/gif"; break; case 'jpg': $content_type = "image/jpeg"; break; case 'png': $content_type = "image/png"; ...
['break', 'continue', 'declare', 'return', 'throw', 'try'],],//空行换行必须在任何已配置的语句之前,可选配置项:break,case,continue,declare,default,die,do,exit,for,foreach,goto,if,include,include_once,require,require_once,return,switch,throw,try,while,yield'cast_spaces' => ['space' =...
. This can be convenient if you often switch environments and want to explicitly select them for each run to make sure you execute requests with the needed environments. The selected environment will be used as the default one whenViewing a structureof the request,opening the request in the br...
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在PHP 8.0以前,我们要根据一个名字来获取一个值,通常需要借助switch或者数组,比如: 代码语言:javascript 复制 switch($extension){case'gif':$content_type="image/gif";break;case'jpg':$content_type="image/jpeg";break;case'png':$content_type="image/png";break;}echo $content_type; ...