大约有 42,000 项符合查询结果（耗时：0.0345秒） [XML]
Multiline string literal in C#
...
Much cleaner, thanks. Also, String.Concat works similarly and doesn't require a separator.
– Seth
Jan 13 '15 at 19:24
7
...
Why is the shovel operator (
...erators) which is an assignment. On the other hand << is an alias of concat() which alters the receiver in-place.
share
|
improve this answer
|
follow
|
...
?? Coalesce for empty string?
...he same operation (find first non-null value). Joining strings together is concatenation.
– Cameron Forward
Jan 29 '18 at 0:01
...
Cleanest way to build an SQL string in Java
...letes, inserts, selects, that sort of thing) - instead of the awful string concat method using millions of "+"'s and quotes which is unreadable at best - there must be a better way.
...
How to trim a string in SQL Server before 2017?
... tab, LF and CR characters are being trimmed:
Declare @Test nvarchar(50) = Concat (' ', char(9), char(13), char(10), ' ', 'TEST', ' ', char(9), char(10), char(13),' ', 'Test', ' ', char(9), ' ', char(9), char(13), ' ')
DECLARE @TrimPattern nvarchar(max) = '%[^ ' + char(9) + char(13) + char(10) +']%'...
COALESCE Function in TSQL
...ore
values ('aa'),('bb'),('cc')
declare @str varchar (4000)
select @str = concat(@str+',',store_id) from @store
select @str
share
|
improve this answer
|
follow
...
How to sort an array by a date property
... for (var i=this.length;i;){
var o = this[--i];
this[i] = [].concat(f.call(o,o,i),o);
}
this.sort(function(a,b){
for (var i=0,len=a.length;i<len;++i){
if (a[i]!=b[i]) return a[i]<b[i]?-1:1;
}
return 0;
});
for (var i=this.length;i;){
...
How can I get selector from jQuery object
...rn this.tagName; })
.get()
.reverse()
.concat([this.nodeName])
.join(">");
var id = $(this).attr("id");
if (id) {
selector += "#"+ id;
}
var classNames = $(this).attr("class");
if (cla...
Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
...ndo UI does not support composite key, but in case I added new column that concat-ed my keys to one, what's happening then?
– Branislav
Nov 11 '13 at 21:39
add a comment
...
Why is String immutable in Java?
...uctor - almost anything which creates a new string, e.g. substring, split, concat etc will create new strings. Compile-time constants are the special case here, not the norm...
– Jon Skeet
May 26 '15 at 9:09
...