PHP chr() function

by Online Tutorials Library July 22, 2022

PHP chr() Function

The PHP chr() function is used to generate a single byte string from a number. In another words we can say that it returns a character from specified ASCII value.

Syntax:

Parameter	Description	Required/Optional
ascii	An ASCII value	Required

Example 1

  <?php  $char =52;  echo “Your character is :”.$char;  echo “<br>”.”By using ‘chr()’ function your value is: “.chr($char);//  decimal Value  ?>  

Output:

Your character is :52  By using 'chr()' function your value is: 4

Example 2

  <?php  $char =052;  echo “Your character is :”.$char;  echo “<br>”.”By using ‘chr()’ function your value is: “.chr($char); // Octal Value  ?>  

Output:

Your character is :42  By using 'chr()' function your value is: *

Example 3

  <?php  echo “Your character is :0x52”;  echo “<br>”.”By using ‘chr()’ function your value is: “.chr(0x52); // Hex value  ?>  

Output:

Your character is :0x52  By using 'chr()' function your value is: R

Example 4

  <?php   $str = chr(43);  // +  $str2 = chr(61); // =  echo(“2 $str 2 $str2 4”);   ?>  

Output:

2 + 2 = 4

Given above program in which the ASCII value of chr(43) is ‘+’ and chr(61) is ‘=’ converted .

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PHP chr() function

PHP chr() Function

Syntax:

Example 1

Example 2

Example 3

Example 4

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