javascript获取url中的get参数 / javascript get the get param in the url.

index.html

function findGetParameter(parameterName) {
        var result = null,
            tmp = [];
        location.search
            .substr(1)
            .split("&")
            .forEach(function (item) {
                tmp = item.split("=");
                if (tmp[0] === parameterName) result = decodeURIComponent(tmp[1]);
            });
        return result;
    }