var s = 'Hello World! Hello World! Hello World!'
;
var con = $('.container'
);
var index = 0
;
var length =
s.length;
var tId =
null;
function start(){
con.text(''
);
tId=setInterval(
function(){
con.append(s.charAt(index));
if(index++ ===
length){
clearInterval(tId);
index = 0
;
start()
}
},100
);
}
start();
参考：http://www.cnblogs.com/dolphinX/p/4087817.html
转载于:https://www.cnblogs.com/wteng/p/5440364.html
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