用于校验响应中是否不包含某一字符串。
表示判断响应中是否不包含输入的值,如值列输入fail
fail
如响应body为:
BODY "{...}": "city": "杭州" "level": "二级(良)" "update": "2018-04-09 14:00:00" "aqi": "57" "pm25": "23" "pm10": "61" "co": "0.49" "no2": "18" "031h": "130 ...