How to convert integer to string in PHP?

How to convert integer type to string type in PHP?

In PHP, converting integer to string is very simple. There are several ways to accomplish this conversion, and specific code examples are described below.

Method 1: Use (string) conversion

$intNumber = 123; // 定义一个整数型变量
$stringNumber = (string)$intNumber; // 将整数型转换为字符串型
echo $stringNumber; // 输出结果为 "123"

Method 2: Use strval() function

$intNumber = 456; // 定义一个整数型变量
$stringNumber = strval($intNumber); // 将整数型转换为字符串型
echo $stringNumber; // 输出结果为 "456"

Method 3: Use sprintf() function

$intNumber = 789; // 定义一个整数型变量
$stringNumber = sprintf('%d', $intNumber); // 将整数型转换为字符串型
echo $stringNumber; // 输出结果为 "789"

Method 4: Use (string) forced conversion

$intNumber = 101112; // 定义一个整数型变量
$stringNumber = "$intNumber"; // 将整数型转换为字符串型
echo $stringNumber; // 输出结果为 "101112"

The above are several ways to convert integers in PHP Common method of converting type to string type. In actual development, choose the conversion method suitable for your own project as needed to ensure the accuracy and efficiency of data type conversion.

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