Community Learn Tools Library Leisure
search
English
Home > Web Front-end > JS Tutorial > body text

js method to remove all spaces in the input box and prohibit input of spaces_javascript skills

WBOY
Release： 2016-05-16 16:45:16
Original
1925 people have browsed it
Copy code The code is as follows:

< ;/span>

Copy code The code is as follows:

/* *
* Whether to remove all spaces
* @param str
* @param is_global If it is g or G, remove all spaces
* @returns
*/
function Trim(str,is_global)
{
var result;
result = str.replace(/(^s )|(s $)/g,"" );
if(is_global.toLowerCase()=="g")
{
result = result.replace(/s/g,"");
}
return result;
}

Copy code The code is as follows:

/* *
* Space input removal
* @param e
* @returns {Boolean}
*/
function inputSapceTrim(e,this_temp)
{
this_temp.value = Trim(this_temp.value,"g");
var keynum;
if(window .event) // IE
{
keynum = e.keyCode
}
else if(e.which) // Netscape/Firefox/Opera
{
keynum = e. which
}
if(keynum == 32){
return false;
}
return true;
}

Copy code The code is as follows:

/**
* Disable space input
* @param e
* @returns {Boolean}
*/
function banInputSapce(e)
{
var keynum;
if(window.event) // IE
{
keynum = e.keyCode
}
else if(e.which) // Netscape/Firefox/ Opera
{
keynum = e.which
}
if(keynum == 32){
return false;
}
return true;
}
Related labels：
Input box
source：php.cn
Previous article：Solution to jQuery setTimeout error when passing string parameters_jquery Next article：Parameter analysis of jQuery.fn.init() in jQuery study notes_jquery
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Articles by Author
Latest Issues
Unable to get input element from website So I'm trying to get an input element from Twitter, but when I run it it keeps giving me a...
From 2024-04-06 18:59:57
0
1
442
Get the total return value of the input field method I'm trying to find the total value entered by the user. Get an aggregate that multiplies a...
From 2024-04-06 18:19:37
0
1
380
Record query under partial value conditions - SQL skill sharing I have a table called zipcode which has a column called code. The Code column contains the...
From 2024-04-06 16:01:26
0
1
395
Even after clearing, the value of my file input remains As you can see in the screenshot. I select a file, keep the popup without refreshing the p...
From 2024-04-06 15:44:52
0
1
384
Parent's padding ignored by sticky positioned child How to prevent sticky elements from going behind the header? The current code snippet uses...
From 2024-04-06 11:42:51
0
1
338
Related Topics
More>
Popular Recommendations
Popular Tutorials
More>
Related Tutorials
Popular Recommendations
Latest courses
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template