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Small, practical examples. Search by task or narrow things down below.
Calculate integers beyond Number’s precise range
TypeScript: Use BigInt operands together to avoid precision loss.
TypeScript✓ Tested
Check a filename suffix
Java: Use endsWith for a case-sensitive literal suffix test.
Java✓ Tested
Check a literal prefix in C++17
C++: Use string compare because starts_with was introduced after C++17.
C++✓ Tested
Check a literal prefix with ordinal comparison
C#: Choose StringComparison.Ordinal when a prefix is a protocol token rather than culture-dependent text.
C#✓ Tested
Check a literal suffix in C++17
C++: Check lengths before subtracting to avoid an unsigned underflow.
C++✓ Tested
Check a string prefix
Java: Use startsWith to check a literal Java prefix without a regular expression.
Java✓ Tested
Check an extension without case sensitivity
C#: Use an explicit ordinal case-insensitive comparison for a known filename suffix.
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 input is a nonnegative integer
Reject empty input and nonnumeric characters before arithmetic.
validation✓ Tested
Clamp a number between inclusive bounds
JavaScript: Combine Math.min and Math.max when lower is no greater than upper.
JavaScript✓ Tested
Clamp a number between inclusive bounds
TypeScript: Combine Math.min and Math.max when lower is no greater than upper.
TypeScript✓ Tested