How to convert boolean to string in php

php method to convert boolean to string: 1. Add the target type "(string)" enclosed in parentheses before the boolean type variable, the syntax is "(string)$bool"; 2. Use strval() function, syntax "strval($bool)".

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

In PHP, you want to There are many ways to convert boolean type to string type. Here are two methods:

• Add the target type enclosed in parentheses before the variable (string )

• Use strval() function

Example:

<?php
header("Content-type:text/html;charset=utf-8");
$bool1=true;
$bool2=false;
echo &#39;变量 $bool1 的类型为：&#39;.gettype($bool1).&#39;<br>&#39;;
echo &#39;变量 $bool2 的类型为：&#39;.gettype($bool2).&#39;<br><br>&#39;;
$str1=(string)$bool1;
echo &#39;变量 $str1 的类型为：&#39;.gettype($str1).&#39;<br>&#39;;
$str2=strval($bool2);
echo &#39;变量 $str2 的类型为：&#39;.gettype($str2).&#39;<br>&#39;;
?>

Output result:

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