php-strtolower-function- Tutorialpath

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In this article, I will show you how to make a string larger or smaller in PHP. First, let’s take a look at why this is needed.

Why are PHP Uppercase & Lowercase functions required?

strtolower() Function
strtolower() Function

PHP uppercase or lowercase is required to achieve the following:

  • To display data evenly on a webpage no matter how they are stored on the back-end.
  • To compare a string with another string in case of case insensitive scenario.

Example:

You have two wires, TUTORIALPATH and Tutorialpath. These 2 strings are similar, but they did not find matches featuring LIKE in the Mysql statement. To achieve this, you can lower both wires and match them.

PHP | strtolower() Function

The Stratolover () function is used to convert a string to lowercase. This function takes a string as a parameter and converts all uppercase English characters present in the string to the lower part. All other numeric characters or special characters remain unchanged in the string.

Syntax:

strtolower( $str )

Example:

It converts all the characters of the string to lower-case.

<?php

$str = “Programming”;

$str = strtolower($str);

          echo $str; // Output: programming

?>

PHP | Uppercase – strtoupper()

The strtoupper () function is used to convert a string to uppercase. This function takes a string as a parameter and converts all lowercase English characters in the string to uppercase. All other numeric characters or special characters remain unchanged in the string.

Syntax:

string strtoupper ( $string )

Example:

It converts all the characters of the string to upper-case.

<?php

$str = “Programming is Interesting”;

$str = strtoupper($str);

            echo $str; // Output: PROGRAMMING

?>

Conclusion:

So, hopefully we had shared all the basic steps which help you to php strtolower functionIf you are using any of the above given browser and the steps helps you to enable or disable the JavaScript and PHP then simply share this article with others and also tell us by dropping a comment in the comment section below so that we get to know how helpful this article is for you all.

Related functions:

  • strtolower() – converts a string to lowercase
  • lcfirst() – converts the first character of a string to lowercase
  • ucfirst() – converts the first character of a string to uppercase
  • ucwords() – converts the first character of each word in a string to uppercase

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