This article lists Common Data Types in PHP. For more information, see
This article lists Common Data Types in PHP. For more information, see
PHP Data Type
PHP supports eight primitive types ).
Four scalar types:
String (string)
Integer)
Float (float, also double)
Boolean (boolean)
Two composite types:
Array)
Object)
Two special types:
Resource)
NULL)
View variable types
The gettype () function allows you to conveniently view the type of a variable:
The Code is as follows:
(PS: T good php q buckle: 276167802, verification: csl)
Prompt
For historical reasons, for float data, the gettype () function returns double instead of float.
To view the value and type of an expression, use the var_dump () function.
Judge variable type
To determine the next logical action by determining the variable type, use the is_type series functions instead of gettype:
The Code is as follows:
The above is a summary of the PHP Data Types in this article. I hope this article will help the majority of php developers. Thank you for reading this article.