var a = "http://www.xx.com?id=111&-deb"
;
var b = "http://www.xx.com?-deb&id=111"
;
var d = "http://www.xx.com?-deb&id=111&cc=2"
;
var c = "http://www.xx.com?id=111"
;
console.log("↓把id这个字段去掉，不留多余的&和？↓"
);
console.log(a.replace(/\?.+/, ""
));
console.log(b.replace(/\?.+/, ""
));
console.log(c.replace(/\?.+/, ""
));
console.log(d.replace(/\?.+/, ""
));
console.log("↓只去掉id↓"
);
console.log(a.replace(/((id[^&]+&)|[?&]id[^&]+$)/, ""
));
console.log(b.replace(/((id[^&]+&)|[?&]id[^&]+$)/, ""
));
console.log(c.replace(/((id[^&]+&)|[?&]id[^&]+$)/, ""
));
console.log(d.replace(/((id[^&]+&)|[?&]id[^&]+$)/, ""));
转载于:https://www.cnblogs.com/qzsonline/p/4080468.html
