chr < PHP

The chr function returns the character from a Unicode value.

    
    $ex1 = chr(52); // Decimal value
    echo $ex1;
    // 4

    $ex2 = chr(052); // Octal value
    echo $ex2;
    // *

    $ex3 = chr(0x52); // Hex value
    echo $ex3;
    // R