获取当前路径里面的参数

/** 获取指定参数名的值 */
    static getUrlPara(name: string) {
        const url = window.location.href
        const arr = url.split('?')
        if (arr.length === 2) {
            const paras = arr[1]
            const arr2 = paras.split('&')
            if (arr2.length > 0) {
                for (let i = 0; i < arr2.length; i++) {
                    const item = arr2[i]
                    const arr3 = item.split('=')
                    if (arr3.length === 2 && arr3[0] === name) {
                        return arr3[1]
                    }
                }
            }
        }
    }