Results for “or”
Small, practical examples. Search by task or narrow things down below.
Check exact array membership
Bash Scripts: Compare each element literally instead of searching a concatenated string.
Bash Scripts✓ Tested
Check JSONB containment
Test whether an object contains a key-value pair.
jsonb✓ Tested
Check that a file is present and nonempty
Test file content availability before reading it.
file check✓ Tested
Check the size of a folder
Show a single total for the disk space used by a folder and its contents.
disk usage✓ Tested
Check whether a command can be resolved
PowerShell: Get-Command with a local error override supports an expected missing-command lookup.
PowerShell✓ Tested
Check whether a floating-point value is finite
Check whether a floating-point value is finite in a complete Rust program using the standard library.
Rust✓ Tested
Check whether a function has been defined
Bash Scripts: declare -F tests a function name without executing it.
Bash Scripts✓ Tested
Check whether a future is ready without blocking
C++: A zero-duration wait reports timeout until the producer sets a value.
C++✓ Tested
Check whether a value is a safe integer
JavaScript: Number.isSafeInteger also checks the exact-integer range supported by Number.
JavaScript✓ Tested
Check whether a value is a safe integer
TypeScript: Number.isSafeInteger also checks the exact-integer range supported by Number.
TypeScript✓ Tested
Check whether a variable exists under nounset
Bash Scripts: The plus expansion distinguishes an unset variable without reading its missing value.
Bash Scripts✓ Tested
Check whether any selected element matches
jQuery: is returns a Boolean without changing the selection.
jQuery✓ Tested