PHP rtrim() Function

PHP rtrim() Function

The rtrim() function in PHP is used to strip off the whitespace (or other characters) from the end of a string.

If the second parameter is not specified, this function will strip are following characters:

• " " or an ordinary space.
• "\t" or a tab.
• "\n" or a new line (line feed).
• "\r" or a carriage return.
• "\0" or the NULL-byte.
• "\x0B" (ASCII 11 (0x0B)), a vertical tab.

Syntax

rtrim ( string $str [, string $character_mask ] )

Parameter

str(required)-

Return

This function returns the modified string.

Example 1

Output

The original string: Hello World!
After the rtrim() function...
The trimed string: Hello  

Example 2

Output

The original string: 
Hello PHP!
After the rtrim() function...
The trimed string:  
Hello PHP!

Example 3

Output

The original string: Hello World!
After the rtrim() function...
The trimed string: Hello World!