PHP chr() Function
Example
Return characters from different ASCII values:
<?php
echo chr(52) . "<br>"; // Decimal value
echo chr(052) . "<br>"; // Octal value
echo chr(0x52) . "<br>"; // Hex value
?>
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Definition and Usage
The chr() function returns a character from the specified ASCII value.
The ASCII value can be specified in decimal, octal, or hex values. Octal values are defined by a leading 0, while hex values are defined by a leading 0x.
Syntax
chr(ascii)
| Parameter | Description |
|---|---|
| ascii | Required. An ASCII value |
Technical Details
| Return Value: | Returns the specified character |
|---|---|
| PHP Version: | 4+ |
More Examples
Example 1
Using the octal value 046 to add the ASCII Character: &.
<?php
$str = chr(046);
echo("You $str me forever!");
?>
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Example 2
Using the decimal values 43 and 61 to add the ASCII Characters: + and =.
<?php
$str = chr(43);
$str2 = chr(61);
echo("2 $str 2
$str2 4");
?>
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PHP String Reference
