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Results for “cr”

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

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Bash ScriptsGetting Started

Read a line without losing backslashes

Bash Scripts: Read a line without losing backslashes with a small standalone Bash program.

Bash Scripts✓ Tested
JavaScriptObjects & JSON

Read a nested value safely

Combine optional chaining with nullish coalescing in JavaScript.

JavaScript✓ Tested
Bash ScriptsParameter expansion

Read a string’s character length

Bash Scripts: Bash parameter length counts characters under the current locale.

Bash Scripts✓ Tested
JavaScriptFiles & async

Read a URL query parameter

Parse a URL with the standard JavaScript URL API.

JavaScript✓ Tested
JavaScriptFiles & async

Read a UTF-8 file

Read a small file as text using Node.js.

JavaScript✓ Tested
Bash ScriptsParameter expansion

Read a variable whose name is stored in another variable

Bash Scripts: Indirect expansion performs one extra variable-name lookup.

Bash Scripts✓ Tested
JavaScriptUTC date operations

Read an ISO-style weekday number

JavaScript: Convert Sunday from zero to seven when using Monday-through-Sunday numbering.

JavaScript✓ Tested
TypeScriptUTC date operations

Read an ISO-style weekday number

TypeScript: Convert Sunday from zero to seven when using Monday-through-Sunday numbering.

TypeScript✓ Tested
JavaScriptObject behavior & collections

Read an object’s own enumerable values

JavaScript: Object.values provides values without their corresponding keys.

JavaScript✓ Tested
TypeScriptObject behavior & collections

Read an object’s own enumerable values

TypeScript: Object.values provides values without their corresponding keys.

TypeScript✓ Tested
Bash ScriptsArray operations

Read an optional associative-array entry

Bash Scripts: Use a fallback expansion when a map key may not be present under nounset.

Bash Scripts✓ Tested
Bash ScriptsInput streams & redirection

Read complete lines into an array

Bash Scripts: Mapfile with -t removes each line terminator but preserves other whitespace.

Bash Scripts✓ Tested