How php converts Boolean types to strings

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php Methods to convert Boolean types to strings: 1. Use the strval() function, syntax "strval($bool)";2. Use the settype() function, syntax "settype($bool, 'string')".

Operating environment of this tutorial: Windows 7 system, PHP7.1 version, DELL G3 computer

Method 1: Use the strval() function

strval() function: used to get the string value of a variable.

Examples:

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Method 2: Use the settype() function

settype() function: used to set the type of a variable.

The types that can be set are:

"boolean"(or "bool" as of PHP 4.2.0)

"integer"(or "int" as of PHP 4.2.0)

"float"(only available after PHP 4.2.0,"double" used in older versions is now deprecated)

"string"

"array"

"object"

"null"(since PHP 4.2.0)

Note: The settype() function changes the type of the variable itself.

Examples:

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