signin-isc/src/url.js

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export function GetQueryValue(queryName) {
    var query = decodeURI(window.location.search.substring(1));
    var vars = query.split("&");
    for (var i = 0; i < vars.length; i++) {
        var pair = vars[i].split("=");
        if (pair[0] == queryName) { return pair[1]; }
    }
    return null;
}
export function ridUrlParam(url, aParam) {
    aParam.forEach(item => {
        const fromindex = url.indexOf(`${item}=`) //必须加=号，避免参数值中包含item字符串
        if (fromindex !== -1) {
            const startIndex = url.indexOf('=', fromindex)
            const endIndex = url.indexOf('&', fromindex)
            const hashIndex = url.indexOf('#', fromindex)        
            let reg;
            if (endIndex !== -1) { // 后面还有search参数的情况
                const num = endIndex - startIndex
                reg = new RegExp(`${item}=.{${num}}`)
                url = url.replace(reg, '')
            } else if (hashIndex !== -1) { // 有hash参数的情况
                const num = hashIndex - startIndex - 1
                reg = new RegExp(`&?${item}=.{${num}}`)
                url = url.replace(reg, '')
            } else { // search参数在最后或只有一个参数的情况
                reg = new RegExp(`&?${item}=.+`)
                url = url.replace(reg, '')
            }
        }
    });
    const noSearchParam = url.indexOf('=') 
    if( noSearchParam === -1 ) {
        url = url.replace(/\?/, '') // 如果已经没有参数，删除？号
    }
    return url    
}