Ng crop text filter (2 Chinese and 1 English)

From , 5 Years ago, written in JavaScript, viewed 227 times.

/* globals angular: false */
 
angular.module(window.appModule).filter('cut', function () {
    return function (value, wordwise, max, tail) {
        if (!value) return '';
        if(!wordwise){
            return value;
        }
        max = parseInt(max, 10);
        if (!max) return value;
        str_cut = new String();
        for(var i = 0,str_length = 0;i<value.length;i++)
        {
            var  a = value.charAt(i);
            str_length++;
            if(escape(a).length > 4)
            {
                //中文字符的长度经编码之后大于4
                str_length++;
            }
            str_cut = str_cut.concat(a);
            if(str_length>=max)
            {
                return str_cut+ (tail || ' …');
            }
        }
        return value
    };
});

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Ng crop text filter (2 Chinese and 1 English)

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