//多余显示省略号
function wordlimit(cname, wordlength) {
var cname =
document.getElementsByClassName(cname);
for (
var i = 0; i < cname.length; i
) {
var nowLength =
cname[i].innerHTML.length;
if (nowLength >
wordlength) {
cname[i].innerHTML = cname[i].innerHTML.substr(0, wordlength) '...'
;
}
}
};
//调用，description为class名wordlimit('description', 30)
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