String append: Difference between revisions
Content added Content deleted
| Line 996: | Line 996: | ||
<syntaxhighlight lang="java"> |
<syntaxhighlight lang="java"> |
||
String string = "abc" + "def"; |
String string = "abc" + "def"; |
||
</syntaxhighlight> |
|||
Which can also be written as |
|||
<syntaxhighlight lang="java"> |
|||
String string = "abc"; |
|||
string += "def"; |
|||
</syntaxhighlight> |
</syntaxhighlight> |
||
There is also the ''String.concat'' method |
There is also the ''String.concat'' method |
||
| Line 1,005: | Line 1,010: | ||
StringBuilder string = new StringBuilder(); |
StringBuilder string = new StringBuilder(); |
||
string.append("abc").append("def"); |
string.append("abc").append("def"); |
||
</syntaxhighlight> |
|||
''StringBuilder'' also conveniently lets you insert strings within strings.<br /> |
|||
So, you can also append a string as follows |
|||
<syntaxhighlight lang="java"> |
|||
StringBuilder string = new StringBuilder(); |
|||
string.append("abc"); |
|||
string.insert(3, "def"); |
|||
</syntaxhighlight> |
</syntaxhighlight> |
||
A less common approach would be to use the ''String.format'' or ''String.formatted'' methods. |
A less common approach would be to use the ''String.format'' or ''String.formatted'' methods. |
||
| Line 1,013: | Line 1,025: | ||
String string = "%s%s".formatted("abc", "def"); |
String string = "%s%s".formatted("abc", "def"); |
||
</syntaxhighlight> |
</syntaxhighlight> |
||
All of these methods will produce the following string |
|||
<pre> |
|||
abcdef |
|||
</pre> |
|||
<br /> |
<br /> |
||
Alternately |
Alternately |
||