Regarding [php_net at mcdragonsoftware dot com 17-Jun-2011 09:53]; the elegant function and syntax provided for an "inline switch" statement is more readable and about 25% faster than this alternative (that uses existing builtin functions), which produces the same result: <?php echo array...
Regarding [php_net at mcdragonsoftware dot com 17-Jun-2011 09:53]; the elegant function and syntax provided for an "inline switch" statement is more readable and about 25% faster than this alternative (that uses existing builtin functions), which produces the same result: <?php echo array...
因此,我在开关语句中运行for循环,得到了一个错误Parse error: syntax error, unexpected 'for' (T_FOR), expecting case (T_CASE)php $a = array(array('0', '10', '200', '0'), array('11', '20', '20', '1' 浏览8提问于2013-09-24得票数 1 回答已采纳 3回答 php ()中的语句 、 在...
Match expression (PHP 8) PHP 8 introduced a new match expression that is similar to switch but with the shorter syntax and these differences: doesn't require break statements combine conditions using a comma returns a value has strict type comparisons requires the comparison to be exhaustive (if...
In this article, we'll explore the syntax and usage of the "switch" keyword in depth, and provide plenty of examples to help you master this important PHP feature. Syntax The basic syntax for a "switch" statement in PHP is as follows: switch ($value) { case $value1: // Code block...
switch语句一行接一行地执行(实际上是语句接语句)。开始时没有代码被执行。仅当一个case语句中的值和switch表达式的值匹配时 PHP 才开始执行语句,直到switch的程序段结束或者遇到第一个break语句为止。如果不在 case 的语句段最后写上break的话,PHP 将继续执行下一个 case 中的语句段。例如:...
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 - Switch Statement - The switch statement in PHP can be treated as an alternative to a series of if…else statements on the same expression. Suppose you need to compare an expression or a variable with many different values and execute a different pi
The PHP switch statement (native function) executes a different piece of code depending on the value of a variable (or expression). Here is a simplified version of the PHP switch syntax: phpswitch (expression) { case value_1: // case expression = value_1 break; case value_2: // case...
Aswitchstatement is a control structure in PHP that allows you to execute different code blocks based on the value of a specified expression. It works likemultiple if-else statementsand can make your code more readable and efficient. Syntax ...