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PHP Quiz PHP CertificatePHP strtr() Function
Example
Replace the characters "ia" in the string with "eo":
<?php
echo strtr("Hilla Warld","ia","eo");
?>
echo strtr("Hilla Warld","ia","eo");
?>
Run example »
Definition and Usage
The strtr() function translates certain characters in a string.
Note: If the from and to parameters are different in length, both will be formatted to the length of the shortest.
Syntax
strtr(string,from,to)
or
strtr(string,array)
| Parameter | Description |
|---|---|
| string | Required. Specifies the string to translate |
| from | Required (unless array is used). Specifies what characters to change |
| to | Required (unless array is used). Specifies what characters to change into |
| array | Required (unless to and from is used). An array containing what to change from as key, and what to change to as value |
Technical Details
| Return Value: | Returns the translated string. If the array parameter contains a key which is an empty string (""), it will return FALSE. |
|---|---|
| PHP Version: | 4+ |
More Examples
Example 1
Replace the string "Hello world" with "Hi earth":
<?php
$arr = array("Hello" => "Hi", "world" => "earth");
echo strtr("Hello world",$arr);
?>
$arr = array("Hello" => "Hi", "world" => "earth");
echo strtr("Hello world",$arr);
?>
Run example »
Complete PHP String Reference
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