Basic php tutorial strrpos function usage tutorial

Source: Internet
Author: User

 

The usage of strrpos and strripos is the same. Let's take a look.

Definition and usage
TheStrrpos() The function determines whether find will appear in the string.

If this function is successful, otherwise FALSE is returned.

StrrposSyntax

Strrpos (string, find, start)
String: required. String search


Find: required. Find the specified string


Start: Optional. Specify where to start searching

Note: The strrpos () function is case sensitive.

Echo strrpos ("Hello world! "," Wo ");
?>
The output result is 6.
Let's look at another example.
Echo strrpos ("WWW.111CN. CN! "," Cn ");
?>
The output is 0.
Do you know why? The difference between strrpos and strripos is small.


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