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PHP gettype function

PHP : gettype() function

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Description

The gettype() function is used to get the type of a variable.

Version

(PHP 4 and above)

Syntax

gettype(var_name)

Parameter

Name Description Required /
Optional
Type
var_name The name of the variable. Required Mixed*

*Mixed : Mixed indicates that a parameter may accept multiple (but not necessarily all) types.

Return value

Possible values of the returned string :

  • boolean
  • integer
  • double
  • string
  • array
  • object
  • resource
  • NULL
  • unknown type

Example :

<?php
echo gettype(102).'<br>';
echo gettype(true).'<br>';
echo gettype(' ').'<br>';
echo gettype(null).'<br>';
echo gettype(array()).'<br>';
echo gettype(new stdclass());
?>

Output :

integer
boolean
string
NULL
array
object

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