casting php string to int code example

Example 1: convert string to int php

s = "123";
echo intval(s); // 123

s = "hello";
echo intval(s);	//0

Example 2: 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 );