Results for “cr”
Small, practical examples. Search by task or narrow things down below.
Remove a Map entry and detect whether it existed
JavaScript: Map.delete returns true only when an entry was present.
JavaScript✓ Tested
Remove a Map entry and detect whether it existed
TypeScript: Map.delete returns true only when an entry was present.
TypeScript✓ Tested
Remove a trailing carriage return from a line
Bash Scripts: Use an ANSI-C quoted carriage return as the suffix pattern.
Bash Scripts✓ Tested
Remove a variable from one child’s environment
Bash Scripts: env -u removes an inherited value for a single command.
Bash Scripts✓ Tested
Remove an indexed element and compact the array
Bash Scripts: Unsetting an element leaves a gap; reassigning the values creates consecutive indices.
Bash Scripts✓ Tested
Remove duplicate values
Use a JavaScript Set to preserve the first occurrence of each primitive value.
JavaScript✓ Tested
Reorder captured text in a replacement
JavaScript: Use numbered replacement groups to rearrange a known two-part name.
JavaScript✓ Tested
Reorder captured text in a replacement
TypeScript: Use numbered replacement groups to rearrange a known two-part name.
TypeScript✓ Tested
Repeat a command for several words
Bash Scripts: Repeat a command for several words with a small standalone Bash program.
Bash Scripts✓ Tested
Repeat a fixed number of times
JavaScript: Use a counted loop to print three numbered steps.
JavaScript✓ Tested
Repeat a fixed number of times
TypeScript: Use a counted loop to print three numbered steps.
TypeScript✓ Tested
Repeat a string a fixed number of times
JavaScript: String.repeat requires a nonnegative finite repetition count.
JavaScript✓ Tested