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标题:
腾龙公司线上百家乐游戏链接 xs10159.com
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作者:
fg880111
时间:
3 小时前
标题:
腾龙公司线上百家乐游戏链接 xs10159.com
腾龙公司游戏APP下载链接 【xs10159.com】 -新盛公司游戏APP下载链接 【xs10159.com】
const
Delta
=
Quill
.
imports
.
delta
;
let
base =
new
Delta
().
insert
(
"000000"
);
const
op1 =
new
Delta
().
retain
(
3
).
insert
(
"1"
);
const
op2 =
new
Delta
().
retain
(
3
).
insert
(
"2"
);
let
invert1 = op1.
invert
(base);
// [{retain:3},{delete:1}]
base = base.
compose
(op1);
// [{insert:"0001000"}]
let
invert2 = op2.
invert
(base);
// [{retain: 3},{delete:1}]
base = base.
compose
(op2);
// [{insert:"00021000"}]
let
undoable =
new
Delta
().
retain
(
4
).
insert
(
"3"
);base = base.
compose
(undoable);
// [{insert:"000231000"}]
invert2 = undoable.
transform
(invert2,
true
);
// [{retain:3},{delete:1}]
undoable = invert2.
transform
(undoable);
// [{retain:3},{insert:"3"}]
invert1 = undoable.
transform
(invert1,
true
);
// [{retain:4},{delete:1}]
作者:
dgyys
时间:
3 小时前
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