what trim function in php

Remove the space before and after. Suppose there is a string "DDD dd D", after trim () becomes "DDD dd D". If you can remove the extra space on both sides (including tabs), but not the middle space. The trim () function in PHP is the same as the use

A simple guide to using the trim () function in PHP, Trim usage Guide String Trim (String $str [, String $charlist])-removes whitespace characters (or other characters) from the beginning and end of a string Trim () function when the second

PHP uses the trim function to remove leading and trailing spaces and special characters. PHP uses the trim function to remove leading and trailing spaces and special characters. This document describes how PHP uses the trim function to remove

Simple Usage Guide for trim () functions in PHP, and trim User Guide String trim (string $ str [, string $ charlist])-removes spaces (or other characters) at the beginning and end of the string) When the second parameter of the trim () function is

Php trim space trim is not implemented using str_replace. Php has a trime function for removing spaces. it can remove two spaces or directly use the ltrim function. the result of the rtrim function is the same as that of the trim function. if you

The trim () function removes spaces and other predefined characters from both ends of the string. Remove leading and trailing spaces. Assume that there is a string "ddd dd d", which is "ddd dd d" after Trim ". You can remove unnecessary spaces

Everyone is writing Definition and Usage The PHP function trim () removes whitespace characters and other predefined characters from both ends of the string. Grammar Trim (str,charlist) parameter 1 str is the string to be manipulated, parameter 2

Remove leading and trailing spaces.Assume that there is a string "ddd dd d", which is "ddd dd d" after Trim ".You can remove unnecessary spaces (including tabs) on both sides, but do not remove spaces in the middle.The trim () function in PHP has

Guide to simple use of trim () functions in PHP String trim (string $ str [, string $ charlist])-removes spaces (or other characters) at the beginning and end of the string) When the second parameter of the trim () function is null, spaces, tabs,

String Trim (String $str [, String $charlist])-To remove white space characters (or other characters) at the end of a string The trim () function removes spaces, tabs, line breaks, carriage returns, vertical tabs, and so on, by default when the