jQuery's method to achieve tag note deduplication effect_jquery

The example in this article describes how jQuery can achieve the deduplication effect of tag notes. Share it with everyone for your reference. The specific implementation method is as follows:

The html code is as follows:

Copy code The code is as follows:

delRepeat.js code is as follows:

Copy code The code is as follows:

function delRepeat(){
var str = $('#repeatValue').val();
var strArr=str.split(" ");//Split the string into an array with spaces

var uniqueArr = [];
$.each(strArr, function(i, el){
if($.inArray(el, uniqueArr) === -1) uniqueArr.push(el);
});
$('#repeatValue').val(uniqueArr.join(" ")); //Combine the strings
}

I hope this article will be helpful to everyone’s jQuery programming.