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Results for “Array restructuring”

Small, practical examples. Search by task or narrow things down below.

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Bash ScriptsArray operations

Count the elements in an array

Bash Scripts: The array length form counts assigned elements, not characters in the first value.

Bash Scripts✓ Tested
RustGetting Started

Create a fixed-size array

Create a fixed-size array in a complete Rust program using the standard library.

Rust✓ Tested
PowerShellGetting Started

Create an array of text values

PowerShell: Create an array of text values using PowerShell 7.

PowerShell✓ Tested
GoGetting Started

Declare a fixed-size array

Declare a fixed-size array using a complete Go program with explicit sample inputs.

Go✓ Tested
C#JSON & binary formats

Enumerate the items of a JSON array

C#: Dispose JsonDocument after reading its elements.

C#✓ Tested
SQLiteJSON data

Expand a JSON array into rows

Iterate array elements using a table-valued function.

json_each✓ Tested
PostgresJSON & arrays

Expand an array into rows

Use WITH ORDINALITY to retain original element order.

unnest✓ Tested
CArray transformations

Filter an array in place with a write index

C: Only retained values advance the write position.

C✓ Tested
TypeScriptCollections & records

Filter and transform an array

Keep active objects and extract their names.

filter✓ Tested
CArrays

Find an array element

Use a bounded linear search over a C array.

C✓ Tested
JavaScriptArray traversal & selection

Find the first matching array item

JavaScript: find returns undefined when no item satisfies the predicate.

JavaScript✓ Tested
TypeScriptArray traversal & selection

Find the first matching array item

TypeScript: find returns undefined when no item satisfies the predicate.

TypeScript✓ Tested