Package Exports
- get-line-from-pos
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Readme
get-line-from-pos
Get the line number of a string using index or position
Lookup a line number in a string using an index or position.
Useful if you want to get a line number of a position or index from a regex match, but can also be used in other situations.
- Allows using negative positions to lookup line number.
- Supported by CommonJS, AMD and browser.
- Supports Regular line ending style (
\n) and MacOS line ending style (\r).
Installation
$ npm install --save get-line-from-posUsage
CommonJS
var getLineFromPos = require('get-line-from-pos');
var str = 'string with \n multiple \n lines';
console.log(getLineFromPos(str, /multiple/g.exec(str)));
// -> 2AMD
define(['getLineFromPos'], function(getLineFromPos){
var pos = getLineFromPos(multipleLineStr, index);
console.log(pos);
//-> line number that index is on
});Browser
Load the script:
<script src="../get-line-from-pos/index.js"></script>Then when you need to use it:
console.log(getLineFromPos(someStr, -1));
//-> Will output the number of lines in someStrAPI
getLineFromPos(inputStr, index)
Both parameters are required.
inputStr
Type: String
Required
String to do the lookup for line number.
index
Type: Number
Required
The index or position to lookup the line number.
License
Copyright © 2014 Gilad Peleg. Licensed under the MIT license.