Flex
E hoʻokele wikiwiki i ka hoʻolālā, hoʻopololei, a me ka nui o nā kolamu grid, ka hoʻokele, nā ʻāpana, a me nā mea hou aʻe me kahi hui piha o nā pono flexbox pane. No nā hoʻokō paʻakikī, pono paha ka CSS maʻamau.
E ho'ā i nā ʻano hoʻololi
E displayhoʻohana i nā pono hana no ka hana ʻana i kahi pahu flexbox a hoʻololi i nā mea pono keiki i nā mea flex. Hiki ke hoʻololi hou ʻia nā ipu Flex a me nā mea me nā waiwai flex hou.
<div class="d-flex p-2 bd-highlight">I'm a flexbox container!</div><div class="d-inline-flex p-2 bd-highlight">I'm an inline flexbox container!</div>Loaʻa nā ʻokoʻa pane no .d-flexa me .d-inline-flex.
.d-flex.d-inline-flex.d-sm-flex.d-sm-inline-flex.d-md-flex.d-md-inline-flex.d-lg-flex.d-lg-inline-flex.d-xl-flex.d-xl-inline-flex
Kuhikuhi
E hoʻonoho i ke kuhikuhi o nā mea hoʻololi i loko o kahi pahu hoʻololi me nā pono kuhikuhi. I ka hapanui o nā hihia hiki iā ʻoe ke haʻalele i ka papa ākea ma ʻaneʻi e like me ka paʻamau o ka polokalamu kele pūnaewele row. Eia nō naʻe, hiki iā ʻoe ke hālāwai me nā kūlana kahi āu e pono ai e hoʻonohonoho pono i kēia waiwai (e like me nā hoʻonohonoho pane).
E hoʻohana .flex-rowno ka hoʻonohonoho ʻana i kahi ʻaoʻao ākea (ka polokalamu kele pūnaewele), a i ʻole .flex-row-reversee hoʻomaka i ka ʻaoʻao ʻaoʻao mai kēlā ʻaoʻao.
<div class="d-flex flex-row bd-highlight mb-3">
<div class="p-2 bd-highlight">Flex item 1</div>
<div class="p-2 bd-highlight">Flex item 2</div>
<div class="p-2 bd-highlight">Flex item 3</div>
</div>
<div class="d-flex flex-row-reverse bd-highlight">
<div class="p-2 bd-highlight">Flex item 1</div>
<div class="p-2 bd-highlight">Flex item 2</div>
<div class="p-2 bd-highlight">Flex item 3</div>
</div>E hoʻohana .flex-columnno ka hoʻonohonoho ʻana i kahi kuhikuhi pololei, a i ʻole .flex-column-reversee hoʻomaka i ka ʻaoʻao kū pololei mai kēlā ʻaoʻao.
<div class="d-flex flex-column bd-highlight mb-3">
<div class="p-2 bd-highlight">Flex item 1</div>
<div class="p-2 bd-highlight">Flex item 2</div>
<div class="p-2 bd-highlight">Flex item 3</div>
</div>
<div class="d-flex flex-column-reverse bd-highlight">
<div class="p-2 bd-highlight">Flex item 1</div>
<div class="p-2 bd-highlight">Flex item 2</div>
<div class="p-2 bd-highlight">Flex item 3</div>
</div>Loaʻa nā ʻokoʻa pane no flex-direction.
.flex-row.flex-row-reverse.flex-column.flex-column-reverse.flex-sm-row.flex-sm-row-reverse.flex-sm-column.flex-sm-column-reverse.flex-md-row.flex-md-row-reverse.flex-md-column.flex-md-column-reverse.flex-lg-row.flex-lg-row-reverse.flex-lg-column.flex-lg-column-reverse.flex-xl-row.flex-xl-row-reverse.flex-xl-column.flex-xl-column-reverse
E hōʻoia i ka ʻike
E hoʻohana justify-contenti nā mea pono ma nā pahu flexbox e hoʻololi i ka alignment o nā mea flex ma ke axis nui (ke x-axis e hoʻomaka, y-axis inā flex-direction: column). E koho mai start(ka polokalamu kele pūnaewele), end, center, between, a i ʻole around.
<div class="d-flex justify-content-start">...</div>
<div class="d-flex justify-content-end">...</div>
<div class="d-flex justify-content-center">...</div>
<div class="d-flex justify-content-between">...</div>
<div class="d-flex justify-content-around">...</div>Loaʻa nā ʻokoʻa pane no justify-content.
.justify-content-start.justify-content-end.justify-content-center.justify-content-between.justify-content-around.justify-content-sm-start.justify-content-sm-end.justify-content-sm-center.justify-content-sm-between.justify-content-sm-around.justify-content-md-start.justify-content-md-end.justify-content-md-center.justify-content-md-between.justify-content-md-around.justify-content-lg-start.justify-content-lg-end.justify-content-lg-center.justify-content-lg-between.justify-content-lg-around.justify-content-xl-start.justify-content-xl-end.justify-content-xl-center.justify-content-xl-between.justify-content-xl-around
Hoʻopololei i nā mea
E hoʻohana align-itemsi nā pono hana ma nā pahu pahu flex e hoʻololi i ka hoʻolikelike ʻana o nā mea flex ma ke axis kea (ke axis y e hoʻomaka, x-axis inā flex-direction: column). E koho mai start, end, center, baseline, a i ʻole stretch(ka polokalamu kele pūnaewele paʻamau).
<div class="d-flex align-items-start">...</div>
<div class="d-flex align-items-end">...</div>
<div class="d-flex align-items-center">...</div>
<div class="d-flex align-items-baseline">...</div>
<div class="d-flex align-items-stretch">...</div>Loaʻa nā ʻokoʻa pane no align-items.
.align-items-start.align-items-end.align-items-center.align-items-baseline.align-items-stretch.align-items-sm-start.align-items-sm-end.align-items-sm-center.align-items-sm-baseline.align-items-sm-stretch.align-items-md-start.align-items-md-end.align-items-md-center.align-items-md-baseline.align-items-md-stretch.align-items-lg-start.align-items-lg-end.align-items-lg-center.align-items-lg-baseline.align-items-lg-stretch.align-items-xl-start.align-items-xl-end.align-items-xl-center.align-items-xl-baseline.align-items-xl-stretch
Hoʻopololei iā ʻoe iho
E hoʻohana align-selfi nā mea pono ma nā mea flexbox e hoʻololi pakahi i ko lākou alignment ma ke axis kea (ke axis-y e hoʻomaka ai, x-axis inā flex-direction: column). E koho i nā koho like me align-items: start, end, center, baseline, a i ʻole stretch(ka mea hoʻohana paʻamau).
<div class="align-self-start">Aligned flex item</div>
<div class="align-self-end">Aligned flex item</div>
<div class="align-self-center">Aligned flex item</div>
<div class="align-self-baseline">Aligned flex item</div>
<div class="align-self-stretch">Aligned flex item</div>Loaʻa nā ʻokoʻa pane no align-self.
.align-self-start.align-self-end.align-self-center.align-self-baseline.align-self-stretch.align-self-sm-start.align-self-sm-end.align-self-sm-center.align-self-sm-baseline.align-self-sm-stretch.align-self-md-start.align-self-md-end.align-self-md-center.align-self-md-baseline.align-self-md-stretch.align-self-lg-start.align-self-lg-end.align-self-lg-center.align-self-lg-baseline.align-self-lg-stretch.align-self-xl-start.align-self-xl-end.align-self-xl-center.align-self-xl-baseline.align-self-xl-stretch
Hoʻopiha
E hoʻohana i ka .flex-fillpapa ma kekahi ʻano o nā mea kaikunāne e hoʻoikaika iā lākou i nā laula e like me kā lākou maʻiʻo (a i ʻole nā laula like inā ʻaʻole ʻoi aku ka nui o kā lākou ʻike ma mua o ko lākou mau pahu palena) ʻoiai e lawe ana i nā wahi ākea āpau i loaʻa.
<div class="d-flex bd-highlight">
<div class="p-2 flex-fill bd-highlight">Flex item with a lot of content</div>
<div class="p-2 flex-fill bd-highlight">Flex item</div>
<div class="p-2 flex-fill bd-highlight">Flex item</div>
</div>Loaʻa nā ʻokoʻa pane no flex-fill.
.flex-fill.flex-sm-fill.flex-md-fill.flex-lg-fill.flex-xl-fill
E ulu a emi
E hoʻohana .flex-grow-*i nā pono hana no ka hoʻololi ʻana i kahi mea hiki ke ulu e hoʻopiha i kahi kūpono. Ma ka laʻana ma lalo nei, .flex-grow-1hoʻohana nā mea i nā wahi āpau e hiki ai iā ia, ʻoiai e ʻae ana i nā mea flex i koe i ko lākou wahi kūpono.
<div class="d-flex bd-highlight">
<div class="p-2 flex-grow-1 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Third flex item</div>
</div>E hoʻohana .flex-shrink-*i nā pono hana no ka hoʻololi ʻana i kahi mea hiki ke emi inā pono. .flex-shrink-1Ma ka laʻana ma lalo nei, ua koi ʻia ka lua o ka mea hoʻololi me ka wili ʻana i kona ʻike i kahi laina hou, "hōʻemi" no ka ʻae ʻana i kahi manawa hou aku no ka mea loli mua me .w-100.
<div class="d-flex bd-highlight">
<div class="p-2 w-100 bd-highlight">Flex item</div>
<div class="p-2 flex-shrink-1 bd-highlight">Flex item</div>
</div>Loaʻa nā ʻokoʻa pane no flex-growa me flex-shrink.
.flex-{grow|shrink}-0.flex-{grow|shrink}-1.flex-sm-{grow|shrink}-0.flex-sm-{grow|shrink}-1.flex-md-{grow|shrink}-0.flex-md-{grow|shrink}-1.flex-lg-{grow|shrink}-0.flex-lg-{grow|shrink}-1.flex-xl-{grow|shrink}-0.flex-xl-{grow|shrink}-1
Nā palena ʻakomi
Hiki i ka Flexbox ke hana i kekahi mau mea maikaʻi loa ke hoʻohui ʻoe i nā alignment flex me nā palena kaʻa. Hōʻike ʻia ma lalo nei ʻekolu mau laʻana o ka hoʻomalu ʻana i nā mea paʻakikī ma o nā palena kaʻa: paʻamau (ʻaʻohe palena kaʻa), kaomi ʻana i ʻelua mau mea i ka ʻākau ( .mr-auto), a me ka pahu ʻana i ʻelua mau mea i ka hema ( .ml-auto).
ʻO ka mea pōʻino, ʻaʻole kākoʻo pono ʻo IE10 a me IE11 i nā palena kaʻa ma nā mea flexi nona ka makua i ka justify-contentwaiwai paʻa ʻole. E ʻike i kēia pane StackOverflow no nā kikoʻī hou aku.
<div class="d-flex bd-highlight mb-3">
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
</div>
<div class="d-flex bd-highlight mb-3">
<div class="mr-auto p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
</div>
<div class="d-flex bd-highlight mb-3">
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="ml-auto p-2 bd-highlight">Flex item</div>
</div>Me nā mea align-item
E hoʻoneʻe i hoʻokahi mea lohi i luna a i lalo paha o kahi pahu ma ka hui ʻana i align-items, flex-direction: column, a margin-top: autoi ʻole margin-bottom: auto.
<div class="d-flex align-items-start flex-column bd-highlight mb-3" style="height: 200px;">
<div class="mb-auto p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
</div>
<div class="d-flex align-items-end flex-column bd-highlight mb-3" style="height: 200px;">
<div class="p-2 bd-highlight">Flex item</div>
<div class="p-2 bd-highlight">Flex item</div>
<div class="mt-auto p-2 bd-highlight">Flex item</div>
</div>Wāwī
E hoʻololi i ke ʻano o ka wili ʻana o nā mea paʻakikī i loko o kahi pahu lohi. E koho i ka ʻōwili ʻole ʻana (ka polokalamu kele pūnaewele paʻamau) me ka .flex-nowrap, ka ʻōwili ʻana me ka .flex-wrap, a i ʻole ka ʻōwili ʻana me ka .flex-wrap-reverse.
<div class="d-flex flex-nowrap">
...
</div><div class="d-flex flex-wrap">
...
</div><div class="d-flex flex-wrap-reverse">
...
</div>Loaʻa nā ʻokoʻa pane no flex-wrap.
.flex-nowrap.flex-wrap.flex-wrap-reverse.flex-sm-nowrap.flex-sm-wrap.flex-sm-wrap-reverse.flex-md-nowrap.flex-md-wrap.flex-md-wrap-reverse.flex-lg-nowrap.flex-lg-wrap.flex-lg-wrap-reverse.flex-xl-nowrap.flex-xl-wrap.flex-xl-wrap-reverse
Kauoha
E hoʻololi i ke ʻano hiʻohiʻona o nā mea kikoʻī me ka liʻiliʻi o ordernā pono hana. Hāʻawi wale mākou i nā koho no ka hana ʻana i kahi mea i mua a i ʻole hope, a me ka hoʻoponopono hou ʻana e hoʻohana i ke kauoha DOM. E like me orderka lawe ʻana i kekahi waiwai integer (e laʻa, 5), hoʻohui i ka CSS maʻamau no nā waiwai hou e pono ai.
<div class="d-flex flex-nowrap bd-highlight">
<div class="order-3 p-2 bd-highlight">First flex item</div>
<div class="order-2 p-2 bd-highlight">Second flex item</div>
<div class="order-1 p-2 bd-highlight">Third flex item</div>
</div>Loaʻa nā ʻokoʻa pane no order.
.order-0.order-1.order-2.order-3.order-4.order-5.order-6.order-7.order-8.order-9.order-10.order-11.order-12.order-sm-0.order-sm-1.order-sm-2.order-sm-3.order-sm-4.order-sm-5.order-sm-6.order-sm-7.order-sm-8.order-sm-9.order-sm-10.order-sm-11.order-sm-12.order-md-0.order-md-1.order-md-2.order-md-3.order-md-4.order-md-5.order-md-6.order-md-7.order-md-8.order-md-9.order-md-10.order-md-11.order-md-12.order-lg-0.order-lg-1.order-lg-2.order-lg-3.order-lg-4.order-lg-5.order-lg-6.order-lg-7.order-lg-8.order-lg-9.order-lg-10.order-lg-11.order-lg-12.order-xl-0.order-xl-1.order-xl-2.order-xl-3.order-xl-4.order-xl-5.order-xl-6.order-xl-7.order-xl-8.order-xl-9.order-xl-10.order-xl-11.order-xl-12
Hoʻopololei i ka ʻike
E hoʻohana align-contenti nā mea pono ma nā pahu pahu flexbox e hoʻopololei i nā mea flex i hui pū ma ke koʻi keʻa. E koho mai start(ka polokalamu kele pūnaewele), end, center, between, around, a i ʻole stretch. No ka hōʻike ʻana i kēia mau pono, ua hoʻokō mākou flex-wrap: wrapa hoʻonui i ka helu o nā mea flex.
Nā poʻo i luna! ʻAʻohe hopena o kēia waiwai i nā lālani hoʻokahi o nā mea loli.
<div class="d-flex align-content-start flex-wrap">
...
</div><div class="d-flex align-content-end flex-wrap">...</div><div class="d-flex align-content-center flex-wrap">...</div><div class="d-flex align-content-between flex-wrap">...</div><div class="d-flex align-content-around flex-wrap">...</div><div class="d-flex align-content-stretch flex-wrap">...</div>Loaʻa nā ʻokoʻa pane no align-content.
.align-content-start.align-content-end.align-content-center.align-content-around.align-content-stretch.align-content-sm-start.align-content-sm-end.align-content-sm-center.align-content-sm-around.align-content-sm-stretch.align-content-md-start.align-content-md-end.align-content-md-center.align-content-md-around.align-content-md-stretch.align-content-lg-start.align-content-lg-end.align-content-lg-center.align-content-lg-around.align-content-lg-stretch.align-content-xl-start.align-content-xl-end.align-content-xl-center.align-content-xl-around.align-content-xl-stretch