string to number conversion in php code example

Example 1: php string to int

intval($string);

Example 2: cast string to int php

$num = "3.14"; 
$int = (int)$num;//string to int
$float = (float)$num;//string to float

Example 3: convert to int php

$myintvariable = intval($myvariable);

Example 4: transforming string to integer in php

Using intval() and floatval() Function. The intval() and floatval() functions can also be used to convert the string into its corresponding integer and float values respectively. echo floatval ( $num );