PHP | settype() Function Last Updated : 14 Mar, 2018 Comments Improve Suggest changes Like Article Like Report The settype() function is a built-in function in PHP. The settype() function is used to the set the type of a variable. It is used to set type or modify type of an existing variable. Syntax: boolean settype($variable_name, $type) Parameters: The settype() function accepts two parameters as shown in above syntax and are described below. $variable_name: This parameter specifies the name of variable whose type we want to modify. This parameter can be of any type that is, it can be of integer type or a string type etc. $type: This parameter specifies the type of variable that is needed. Possible values of this parameter are: boolean, integer, float, string, array, object, null. Return value: This function returns a boolean type value. It returns TRUE in case of success and FALSE in case of failure. Below programs illustrate the settype() function in PHP: Program 1: PHP <?php // PHP program to illustrate settype() function $var1 = "123xyz"; $var2 = 3; $r = true; settype($var1, "integer"); settype($var2, "float"); settype($r, "string"); echo $var1."\n"; echo $var2."\n"; echo $r."\n"; ?> Output: 123 3 1 Program 2: PHP <?php // PHP program to illustrate settype() function $var1 = "a12b"; $var2 = 3.566; $r = true; settype($var1, "integer"); settype($var2, "integer"); settype($r, "string"); echo $var1."\n"; echo $var2."\n"; echo $r."\n"; ?> Output: 0 3 1 Reference: http://php.net/manual/en/function.settype.php Comment More infoAdvertise with us Next Article PHP | settype() Function S sid4321 Follow Improve Article Tags : Web Technologies PHP PHP-basics Similar Reads PHP | setlocale() Function The setlocale() function is an inbuilt function in PHP which is used to set locale information. Locale setting means assigning your system a geographical location and then perform certain functions based on the locale of the place. Usually, programs dealing with the date and time of other places dea 3 min read PHP | time() Function The time() function is a built-in function in PHP which returns the current time measured in the number of seconds since the Unix Epoch. The number of seconds can be converted to the current date using date() function in PHP. Syntax: int time() Parameter: This function does not accepts any parameter 2 min read PHP strval() Function The PHP strval() function converts a given variable to a string. It takes a scalar variable (like integers, floats, and booleans) and converts it to its string representation. For arrays, objects, and resources, it does not work and may produce unexpected results.Syntaxstrval( $variable ) Parameter: 3 min read PHP get_resource_type() Function The get_resource_type() function is an inbuilt function in PHP that is used for returning the type of resource. Syntax: get_resource_type(resource $resource) Parameters: This function accepts one parameter that described below: $resource: This parameter specifies the evaluated resource handle name.R 1 min read PHP gettype() Function The PHP gettype() function returns the type of a variable as a string. It identifies the variable's data type, such as string, integer, array, boolean, etc., allowing developers to check and handle different data types dynamically.Syntax:string gettype ( $var )Parameter: This function accepts a sing 2 min read Like