How to convert boolean type to string in php

php method to convert Boolean type to string: 1. Use strval() function, syntax "strval($bool)"; 2. Use settype() function, syntax "settype($bool, ' string')".

The operating environment of this tutorial: windows7 system, PHP version 8.1, DELL G3 computer

php will use Boolean type Convert to string

#Method 1: Use strval() function

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

Example:

'; echo '变量 $bool2 的类型为：'.gettype($bool2).'

'; $str1=strval($bool1); echo '变量 $str1 的类型为：'.gettype($str1).'
'; $str2=strval($bool2); echo '变量 $str2 的类型为：'.gettype($str2).'
'; ?>

Rendering:

##Method 2: Use the settype() function

• "boolean" (or "bool", starting from PHP 4.2.0)

• "integer" (or "int" since PHP 4.2.0)

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

• "string"

• "array"

• "object"

• "null" (from PHP 4.2.0)

 原 $bool2 的类型为：'.gettype($bool2)."

"; settype($bool1, 'string'); settype($bool2, 'string'); echo '现 $bool1 的类型为：'.gettype($bool1).'
 现 $bool2 的类型为：'.gettype($bool2); ?>

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