window.onload = function () {
var str = "试验测试代码试一下测试", indexArr = [];
for (var i = 0, len = str.length; i < len; i++) {
if (str[i] === "试") indexArr.push(i)
}
alert(indexArr);
}
var str="试验测试代码试一下测试",indexArr=[];
for(var i=0,len=str.length;i
if(str[i]==="试") indexArr.push(i)
}
console.log(indexArr)