lt：less than 小于
le：less than or equal to 小于等于
eq：equal to 等于
ne：not equal to 不等于
ge：greater than or equal to 大于等于
gt：greater than 大于
转载于:https://www.cnblogs.com/codingstorm/p/11471218.html
lt：less than 小于
le：less than or equal to 小于等于
eq：equal to 等于
ne：not equal to 不等于
ge：greater than or equal to 大于等于
gt：greater than 大于
转载于:https://www.cnblogs.com/codingstorm/p/11471218.html