LaiYong Wang
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幂等性
Laiyong Wang
Lv6
2022-07-27 17:20:00
2025-04-02 10:37:54
幂等
同样的请求返回相同的结果(可以理解成不做重复的处理,因为可能引发错误,可以加锁|验证来判断)
例如一次订单多次提交,同订单多次支付
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$li-margin-bottom = 0.8rem $post-tool-button-width = 2.5rem .post-tools-container { padding-top var(--component-gap) .post-tools-list { li { margin-bottom $li-margin-bottom &:last-child { margin-bottom 0 } } li.tools-item { position relative box-sizing border-box width $post-tool-button-width height $post-tool-button-width color var(--text-color-3) font-size 1.2rem background var(--background-color-1) border-radius 50% box-shadow 2px 2px 5px var(--shadow-color) cursor pointer &:hover { box-shadow 2px 2px 8px var(--shadow-hover-color) } i { color var(--text-color-3) } &:hover { color var(--background-color-1) background var(--primary-color) i { color var(--background-color-1) !important } } &.toggle-show-toc { display none } &.go-to-comments { .post-comments-count { position absolute top 0 right -1rem display none align-items center justify-content center box-sizing border-box min-width 1.1rem height 1.1rem padding 0 0.2rem color var(--badge-color) font-size 12px background var(--badge-background-color) border-radius 0.4rem +keep-tablet() { display none !important } } } } li.status-item { width $post-tool-button-width height $post-tool-button-width color var(--text-color-3) font-size 1.6rem cursor pointer &.post-lock { cursor default .fa-lock-open { display none color var(--keep-success-color) } &.decrypt { cursor pointer .fa-lock-open { display block } .fa-lock { display none } } } } } }