what is the syntax of the STR_PAD() function in php?
str_pad(string,length,pad_string,pad_type)| Parameter | Description |
|---|---|
| string | Required. Specifies the string to pad |
| length | Required. Specifies the new string length. If this value is less than the original length of the string, nothing will be done |
| pad_string | Optional. Specifies the string to use for padding. Default is whitespace |
| pad_type | Optional. Specifies what side to pad the string.Possible values:STR_PAD_BOTH – Pad to both sides of the string. If not an even number, the right side gets the extra paddingSTR_PAD_LEFT – Pad to the left side of the stringSTR_PAD_RIGHT – Pad to the right side of the string. This is default |
examples of the STR_PAD() function
Example 1. In this example, we pad to the right side of the string, to a new length of 20 characters.
<?php
$str = "Hello World";
echo str_pad($str,20,".");
?>Example 2. In this example, we pad to the left side of the string.
<?php
$str = "Hello World";
echo str_pad($str,20,".",STR_PAD_LEFT);
?>Example 3. In this example, we pad to both sides of the string.
<?php
$str = "Hello World";
echo str_pad($str,20,".:",STR_PAD_BOTH);
?>
