WOLFRAM

Wolfram Language & System Documentation Center
Wolfram Language Home Page »

TimeObjectQ
✖
TimeObjectQ

✖
TimeObjectQ[expr]

gives True if expr is a TimeObject with valid arguments, and False otherwise.

Details

  • TimeObjectQ[expr] returns False unless expr is a TimeObject expression with valid arguments (i.e. has a recognized time specification).

Examples

open allclose all

Basic Examples  (1)Summary of the most common use cases

TimeObjectQ tests whether an expression is a TimeObject with valid arguments:

In[1]:=1
✖
https://wolfram.com/xid/0d6furhk1f-l3i08k
Out[1]=1
In[2]:=2
✖
https://wolfram.com/xid/0d6furhk1f-z4wwqm
Out[2]=2
In[3]:=3
✖
https://wolfram.com/xid/0d6furhk1f-1ft6v9
Out[3]=3

Applications  (1)Sample problems that can be solved with this function

TimeObjectQ can be used in pattern tests for functions:

In[1]:=1
✖
https://wolfram.com/xid/0d6furhk1f-1fusmo
In[2]:=2
✖
https://wolfram.com/xid/0d6furhk1f-pzp6qe
Out[2]=2
In[3]:=3
✖
https://wolfram.com/xid/0d6furhk1f-58lnj2
Out[3]=3

Possible Issues  (1)Common pitfalls and unexpected behavior

Now represents a full date and is not a TimeObject:

In[1]:=1
✖
https://wolfram.com/xid/0d6furhk1f-ml9g0
Out[1]=1
Wolfram Research (2015), TimeObjectQ, Wolfram Language function, https://reference.wolfram.com/language/ref/TimeObjectQ.html.
✖
Wolfram Research (2015), TimeObjectQ, Wolfram Language function, https://reference.wolfram.com/language/ref/TimeObjectQ.html.

Text

Wolfram Research (2015), TimeObjectQ, Wolfram Language function, https://reference.wolfram.com/language/ref/TimeObjectQ.html.

✖
Wolfram Research (2015), TimeObjectQ, Wolfram Language function, https://reference.wolfram.com/language/ref/TimeObjectQ.html.

CMS

Wolfram Language. 2015. "TimeObjectQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/TimeObjectQ.html.

✖
Wolfram Language. 2015. "TimeObjectQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/TimeObjectQ.html.

APA

Wolfram Language. (2015). TimeObjectQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/TimeObjectQ.html

✖
Wolfram Language. (2015). TimeObjectQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/TimeObjectQ.html

BibTeX

@misc{reference.wolfram_2025_timeobjectq, author="Wolfram Research", title="{TimeObjectQ}", year="2015", howpublished="\url{https://reference.wolfram.com/language/ref/TimeObjectQ.html}", note=[Accessed: 13-May-2025 ]}

✖
@misc{reference.wolfram_2025_timeobjectq, author="Wolfram Research", title="{TimeObjectQ}", year="2015", howpublished="\url{https://reference.wolfram.com/language/ref/TimeObjectQ.html}", note=[Accessed: 13-May-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_timeobjectq, organization={Wolfram Research}, title={TimeObjectQ}, year={2015}, url={https://reference.wolfram.com/language/ref/TimeObjectQ.html}, note=[Accessed: 13-May-2025 ]}

✖
@online{reference.wolfram_2025_timeobjectq, organization={Wolfram Research}, title={TimeObjectQ}, year={2015}, url={https://reference.wolfram.com/language/ref/TimeObjectQ.html}, note=[Accessed: 13-May-2025 ]}