How to convert float to string in php

php method to convert float to string: 1. Add the target type "(string)" enclosed in parentheses before the float variable to be converted; 2. Use "strval($float)" statement; 3. Use the "settype($float,"string")" statement.

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

Method 1: In the computer to be converted The float variable is preceded by the target type (string) enclosed in parentheses

<?php
$float=3.14;
$str=(string)$float;
var_dump($str);
?>

Output result:

Method 2: Use the strval() function

strval() function to get the string value of the variable

<?php
$float=125.254;
$str=strval($float);
var_dump($str);
?>

Output result:

Method 3: Use the settype() function

settype ($var,$type)The function is used to set or convert the type of a variable, and $var is converted to $type type. Possible values ​​for

type are:

• "boolean" (or "bool" since PHP 4.2.0)

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

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

• "string"

• "array"

• "object"

• "null" (from PHP 4.2.0 onwards)

Example:

<?php
$float=54.254;
$str=settype($float,"string");;
var_dump($float);
?>

Output result:

Description: settype() will modify the type of the variable itself. If the setting is successful, it will return true, and if it fails, it will return false.

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