PHP Variable Type

Introduction: This is the PHP variable type detailed page, introduced and PHP, related knowledge, skills, experience, and some PHP source code and so on.

class= ' pingjiaf ' frameborder= ' 0 ' src= ' http://biancheng.dnbcw.info/pingjia.php?id=326446 ' scrolling= ' no ' > PHP supports the following variable types:

Integer: Integers
Double: Dual Precision number
String: Strings
Array: Queue arrays
Object: Objects
Pdfdoc (only if-enabled PDF support): PDF text (only valid after PDF is supported)
Pdfinfo (only if enabled PDF support): PDF information (only valid after the PDF is supported)
The types of these variables are usually not set by the programmer, and, in particular, they are set by PHP in terms of what type to use in the context of the runtime.

If you prefer to force a variable to be converted to the specified type, you can also "cast" the variable, or use the function "Settype ()".

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