复制代码代码如下:常用的数值判断函数//判断数组$colors = array("red", "blue", "green");if(is_array($colors)){print("colors is an array"."");}//双精度数判断$Temperature = 15.23;if(is_double($Temperature)){print("Temperature is a double"."");}//整数判断$PageCount = 2234;if(is_integer($PageCount)){print("$PageCount is an integer"."");}//对象判断class widget{var $name;var $length;}$thing = new widget;if(is_object($thing)){print("thing is an object"."");}//字符判断$Greeting = "Hello";if(is_string($Greeting)){print("Greeting is a string"."");}?>
PHP的几个常用数字判断函数代码_php技巧
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