php select part of string code example

Example 1: php get first 5 characters of string

$result = substr("Hello How are you", 0, 5); //first 5 chars "Hello"

Example 2: take last four digits php

$newstring = substr($dynamicstring, -7);

Example 3: php get part of string

substr ( $string , $start , $length  );

/**Returns the extracted part of string;
  *or FALSE on failure, or an empty string
  */