In computer programming, a language construct is a syntactically allowable part of a program that may be formed from one or more lexical tokens in accordance with the rules of the programming language, as defined by in the ISO/IEC 2382 standard (ISO/IEC JTC 1).
A term is defined as a "linguistic construct in a conceptual schema language that refers to an entity".
<syntaxhighlight lang="php">
<?php
print 'Hello world';
?>
</syntaxhighlight>
is the same as:
<syntaxhighlight lang="php">
<?php
print('Hello world');
?>
</syntaxhighlight>
In Java a class is written in this format:<syntaxhighlight lang="java">
public class MyClass {
//Code . . . . . .
}
</syntaxhighlight>
In C++ a class is written in this format:<syntaxhighlight lang="c++">
class MyCPlusPlusClass {
//Code . . . .
};
</syntaxhighlight>