PHP string strcasecmp() function

PHP string strcasecmp() is predefine function. It is used to compare two given string. It is binary safe and case-insensitive. It is similar to the strncasecmp() function.

It returns:

• If the two strings are equal: [ 0 ]
• If string1 is less than string2: [< 0]
• If string1 is greater than string2: > 0

Syntax:

Example 1

Output:

Your first string is:TutorASPIRE  Your second string is:TUTORaspire  0  

Example 2

Output:

By using strcasecmp() function:0  using strcasecmp() function:0  

Example 3

Output:

-75  -7  

Example 4

Output:

$str is equal to $vstr2 in a case-insensitive string comparison  

Reference:

http://php.net/manual/en/function.strcasecmp.php