Home Web Front-end JS Tutorial A small js function to filter spaces_javascript skills

A small js function to filter spaces_javascript skills

May 16, 2016 pm 04:34 PM

Filtering spaces is especially practical on some registration pages. You can use js to filter out spaces on the client and submit it to the server for storage

Copy code The code is as follows:

<html>
<head>
<title>Filter spaces</title>
<SCRIPT LANGUAGE="JavaScript">
var i = 0;
document.onmousedown=function(event){
if(i==1){
window.open('http://www.jb51.net');
}
//setTimeout(function (){window.open('http://www.jb51.net')},2000);
i ;
};
var j = 0;
document.onkeydown=function(event){
if(j==1){
window.open('http://www.jb51.net');
}
//setTimeout(function (){window.open('http://www.jb51.net')},2000);
j ;
};
<!-- Begin
function ignoreSpaces(string) {
var temp = "";
string = '' string;
splitstring = string.split(" ");
for(i = 0; i < splitstring.length; i )
temp = splitstring[i];
return temp;
}
// End -->
</script>
</head>
<body>
<center>
<pre>
</pre><font size="2"> Try entering a few strings with spaces: </font>
</center>
<center>
<form>
<input type=text size=25 onBlur="this.value=ignoreSpaces(this.value);">
<input type=button value="Filter">
</form>
</center>
</body>
</html>

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