PHP strcasecmp() Function

In this chapter you will learn:

1. Definition for PHP strcasecmp() Function
2. Syntax for PHP strcasecmp() Function
3. Parameter for PHP strcasecmp() Function
4. Return for PHP strcasecmp() Function
5. Example - case-insensitive string value compare

Definition

This is a case-insensitive version of the strcmp().

Syntax

PHP strcasecmp() Function has the following syntax.

Parameter

str1 and str2 are the two string values we will compare.

Return

PHP strcmp() Function returns

• -1 if word one comes alphabetically before word two,
• 1 if word one comes alphabetically after word two, or
• 0 if word one and word two are the same.

Example

case-insensitive string value compare

<?PHP
$result = strcasecmp("Hello", "hello"); 
?>

Next chapter...

What you will learn in the next chapter:

1. Definition for PHP strchr() Function
2. Syntax for PHP strchr() Function
3. Parameter for PHP strchr() Function
4. Return for PHP strchr() Function
5. Example - Find the first occurrence of "world" inside "Hello world!" and return the rest of the string
6. Example - Search a string for the ASCII value of "o" and return the rest of the string
7. Example - Return the part of the string before the first occurence of "world"

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