PHP strtr () function
Examples
The characters in the string "ia" replace "eo":
<?php
echo strtr("Hilla Warld","ia","eo");
?>
echo strtr("Hilla Warld","ia","eo");
?>
Running instance »
Definition and Usage
strtr () function converts a specific character string.
Note: If the length from and to different parameters, the format for the shortest length.
grammar
strtr( string,from,to )
or
strtr( string,array )
参数 | 描述 |
---|---|
string | 必需。规定要转换的字符串。 |
from | 必需(除非使用数组)。规定要改变的字符。 |
to | 必需(除非使用数组)。规定要改变为的字符。 |
array | 必需(除非使用 from 和 to)。一个数组,其中的键名是原始字符,键值是目标字符。 |
technical details
return value: | Returns converted character. If the array parameter contains an empty string ( "") key name, it returns FALSE. |
---|---|
PHP version: | 4+ |
More examples
Example 1
The string "Hello world" replaced "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);
?>
Running instance »
PHP String Reference