您可以使用 parse_url()将URL分成各自的部分.在parse_url返回的数组中的query元素上使用urlencode()，然后使用

You can use parse_url() to split the URL into its respective pieces. Use urlencode() on the query element from the array that parse_url returns, then put it back together using http_build_url.

注意:http_build_url需要PECL pecl_http> = 0.21.0

NOTE: http_build_url requires PECL pecl_http >= 0.21.0