str_pad() function in PHP

The str_pad() function is used to pad a string to a new length. It returns the padded string.

Syntax

str_pad(str, len, pad_str, pad_type)

Parameters

• str − The string to pad

• len − The new string length

• pad_str − The string to use for padding

• pad_type − The side to pad the string.

• The following are the possible values −

  • STR_PAD_BOTH  − Pad to both sides of the string. If not an even number, the right side gets the extra padding

  • STR_PAD_LEFT  − Pad to the left side of the string

  • STR_PAD_RIGHT  − Pad to the right side of the string.

Return

The str_pad() function returns the padded string.

Example

The following is an example −

 Live Demo

<?php
$s = "Welcome";
echo str_pad($s,10,"$",STR_PAD_LEFT);
?>

Output

$$$Welcome

Example

The following is an example −

 Live Demo

<?php
$s = "Welcome";
echo str_pad($s,10,"$",STR_PAD_RIGHT);
?>

Output

Welcome$$$

Example

The following is an example −

 Live Demo

<?php
$s = "Welcome";
echo str_pad($s,10,"$",STR_PAD_BOTH);
?>

Output

$Welcome$$

Ankith Reddy

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Updated on: 24-Jun-2020

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