In this tutorial explained of check word exist in string php. I need to find word from string, I mean check string contains word exist or not but i try to do, a last i found two step we can check easily
We have explained of if a word exists in a string in PHP, you can consider the following step based on the provided sources:
- strpos(): A PHP function used to find the position of the first occurrence of a substring within a string. used to check if a word exists within a string.
- preg_match(): PHP function matching pattern within string using regular expressions. It can be used to check if a specific word in string.
1. Check word exist in string php using preg_match() function
To check if a PHP string contains a specific string using preg_match(), you can create a regular expression pattern and utilize the preg_match() function.
<?php
$new_str = "Hi i hope you are doing well";
$check_string = preg_match("doing", $new_str);
if($check_string == 1) {
print_r("Found word");
}
?>2. Check word exist in string php using substr() function
<?php
$new_str = "Hi i hope you are doing well";
if(strpos($new_str, "doing") !== false) {
print_r("Word found");
}
?>3. Check word exist in string php using str_contains() function
To check if a PHP string contains a specific string using the str_contains() function.
<?php
new_str = "Hi i hope you are doing well";
if(str_contains($new_str, "doing")) {
print_r("Word found");
}
?>I hope this tutorial help you.
