remove

Remove dictionary entries

Since R2023b

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    Syntax

    d2 = remove(d1,key)

    Description

    d2 = remove(d1,key) removes the entry corresponding to key from dictionary, d1.

    d = remove(d,key) is equivalent to d(key) = [ ].

    example

    Examples

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    Open Live Script

    Create a dictionary containing several key-value pairs.

    names = ["Unicycle" "Bicycle" "Tricycle"];
wheels = [1 2 3];
d = dictionary(wheels,names)
    d =

  dictionary (double ⟼ string) with 3 entries:

    1 ⟼ "Unicycle"
    2 ⟼ "Bicycle"
    3 ⟼ "Tricycle"

    Remove the entry corresponding to 2.

    d = remove(d,2)
    d =

  dictionary (double ⟼ string) with 2 entries:

    1 ⟼ "Unicycle"
    3 ⟼ "Tricycle"
    Open Live Script

    Create a dictionary containing several key-value pairs.

    names = ["Unicycle" "Bicycle" "Tricycle"];
wheels = [1 2 3];
d = dictionary(wheels,names)
    d =

  dictionary (double ⟼ string) with 3 entries:

    1 ⟼ "Unicycle"
    2 ⟼ "Bicycle"
    3 ⟼ "Tricycle"

    Remove the entries corresponding to [2,3].

    d = remove(d,[2,3])
    d =

  dictionary (double ⟼ string) with 1 entry:

    1 ⟼ "Unicycle"

    Input Arguments

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    Input dictionary, specified as a dictionary object.

    Key set, specified as an array. The data type of key must match or be convertible to the data type of keys in d1.

    Extended Capabilities

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    C/C++ Code Generation
    Generate C and C++ code using MATLAB® Coder™.

    GPU Code Generation
    Generate CUDA® code for NVIDIA® GPUs using GPU Coder™.

    Version History

    Introduced in R2023b

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    See Also

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