Results for “run”

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

JavaStream transformations

Find the first matching stream value ↗

Java: Use findFirst and an explicit default for an empty result.

Java✓ Tested

RustIterators & transformations

Find the first matching value ↗

Find the first matching value in a complete Rust program using the standard library.

Rust✓ Tested

PythonIteration & sequences

Find the first matching value with a fallback ↗

Python: Pass a generator and default to next to avoid building an intermediate list.

Python✓ Tested

CStrings & byte buffers

Find the first occurrence of a character ↗

C: strchr returns a pointer into the input or NULL if the character is absent.

C✓ Tested

C++Sequence algorithms

Find the first value satisfying a condition ↗

C++: Compare the returned iterator with end before dereferencing it.

C++✓ Tested

JavaPrecise numeric calculations

Find the greatest common divisor ↗

Java: BigInteger.gcd calculates an exact nonnegative common divisor.

Java✓ Tested

C++Numeric parsing & calculations

Find the greatest common divisor with the standard library ↗

C++: std::gcd computes a nonnegative integer common divisor.

C++✓ Tested

PowerShellArray operations

Find the index of an array item ↗

PowerShell: Array.IndexOf returns -1 when the requested item is absent.

PowerShell✓ Tested

C++Ordering & set operations

Find the insertion position for a sorted value ↗

C++: lower_bound returns the first position whose value is not less than the search key.

C++✓ Tested

CArrays

Find the largest array value ↗

Track the maximum in a nonempty C integer array.

C✓ Tested