hwo to get first letter in a string php code example

Example 1: php get first character of string

$firstStringCharacter = substr("hello", 0, 1);

Example 2: first name of string php

$words = explode(" ", $string);

$firstname = $words[0];
$lastname = $words[1];
$third_word = $words[2];

Example 3: get first word from string php

function getFirstWord($string)
    {
        $arr = explode(' ', trim($string));
        return isset($arr[0]) ? $arr[0] : $string;
    }