1$myString = 'Hello Bob how are you?';
2if (strpos($myString, 'Bob') !== false) {
3 echo "My string contains Bob";
4}
1$string = 'The lazy fox jumped over the fence';
2
3if (str_contains($string, 'lazy')) {
4 echo "The string 'lazy' was found in the string\n";
5}
6
7
1$a = 'How are you?';
2
3if (strpos($a, 'are') !== false) {
4 echo 'true';
5}
6
1<?php
2$string = 'The lazy fox jumped over the fence';
3
4if (str_contains($string, '')) {
5 echo "Checking the existence of an empty string will always return true";
6}
7
8if (str_contains($string, 'lazy')) {
9 echo "The string 'lazy' was found in the string\n";
10}
11
12if (str_contains($string, 'Lazy')) {
13 echo 'The string "Lazy" was found in the string';
14} else {
15 echo '"Lazy" was not found because the case does not match';
16}
17
18# Checking the existence of the empty string will always return true
19# The string 'lazy' was found in the string
20# "Lazy" was not found because the case does not match
1$a = 'Hello world?';
2
3if (strpos($a, 'Hello') !== false) { //PAY ATTENTION TO !==, not !=
4 echo 'true';
5}
6if (stripos($a, 'HELLO') !== false) { //Case insensitive
7 echo 'true';
8}