36 lines
683 B
Plaintext
36 lines
683 B
Plaintext
The ``++in++`` operator tests whether the specified property is in the specified object.
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If the right operand is a of primitive type (i.e., not an object) the ``++in++`` operator raises a ``++TypeError++``.
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== Noncompliant Code Example
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----
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var x = "Foo";
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"length" in x; // Noncompliant: TypeError
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0 in x; // Noncompliant: TypeError
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----
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== Compliant Solution
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----
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var x = new String("Foo");
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"length" in x; // true
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0 in x; // true
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"foobar" in x; // false
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----
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ifdef::env-github,rspecator-view[]
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'''
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== Implementation Specification
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(visible only on this page)
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include::message.adoc[]
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include::highlighting.adoc[]
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endif::env-github,rspecator-view[]
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