Detailed introduction to str_pad () function usage in php

This article mainly introduces the str_pad () function usage in php, and analyzes the function, parameter meaning, and usage of str_pad () function in php in detail, for more information about str_pad () function usage in php, see the next article. the Function, parameter meaning, and usage of str_pad () in php are analyzed in detail, for more information, see

This example describesstr_pad()Function usage. We will share this with you for your reference. The details are as follows:

str_pad()FunctionFill the string with a new length..

Syntax:

str_pad(string，ength，pad_string，pad_type);

Parameter list:

Parameters	Description
String	Required. Specifies the string to be filled.
Length	Required. Specify the length of the new string. If the value is smaller than the original length of the string, no operation is performed.
Pad_string	Optional. The specified string for filling. The default value is blank.
Pad_type	Optional. Specifies the side of the string to be filled. Possible value: STR_PAD_BOTH-fill both sides of the string. If it is not an even number, the right side will receive additional filling. STR_PAD_LEFT-fill the left side of the string. STR_PAD_RIGHT-fill the right side of the string. Default value.

For example:

class test{ private $var; public function construct($var){ $this->var=$var; } public function test(){ $result=str_pad($this->var,30,"*"); return $result; }}$T=new test("hello");$result=$T->test();echo $result;

Output:

hello*************************

The above is a detailed description of str_pad () function usage in php. For more information, see other related articles in the first PHP community!