Use PHP functions in JavaScript

JavaScript str_getcsv

Parse a CSV string into an array

function str_getcsv ( input, delimiter, enclosure, escape ) {
    // Parse a CSV string into an array  
    // 
    // version: 909.322
    // discuss at: http://phpjs.org/functions/str_getcsv    // +   original by: Brett Zamir (http://brett-zamir.me)
    // *     example 1: str_getcsv('"abc", "def", "ghi"');
    // *     returns 1: ['abc', 'def', 'ghi']
    var output = [];
    var backwards = function (str) { // We need to go backwards to simulate negative look-behind (don't split on                                                               //an escaped enclosure even if followed by the delimiter and another enclosure mark)
        return str.split('').reverse().join('');
    };
    var pq = function (str) { // preg_quote()
        return (str+'').replace(/([\\\.\+\*\?\[\^\]\$\(\)\{\}\=\!\<\>\|\:])/g, "\\$1");    };
 
    delimiter = delimiter || ',';
    enclosure = enclosure || '"';
    escape = escape || '\\'; 
    input = input.replace(new RegExp('^\\s*'+pq(enclosure)), '').replace(new RegExp(pq(enclosure)+'\\s*$'), '');
 
    // PHP behavior may differ by including whitespace even outside of the enclosure
    input = backwards(input).split(new RegExp(pq(enclosure)+'\\s*'+pq(delimiter)+'\\s*'+pq(enclosure)+'(?!'+pq(escape)+')', 'g')).reverse(); 
    for (var i = 0; i < input.length; i++) {
        output.push(backwards(input[i]).replace(new RegExp(pq(escape)+pq(enclosure), 'g'), enclosure));
    }
     return output;
}

external links: original PHP docs | raw js source

Examples

Running

1	str_getcsv('"abc", "def", "ghi"');

Should return

1	['abc', 'def', 'ghi']

Dependencies

No dependencies, you can use this function standalone.

Open syntax issues

php.js uses JsLint to help us keep our code consistent and prevent some common bugs.

Eventually we want all code to pass or at least take into consideration most fixes suggested by JsLint, following this JsLint configuration we’ve decided on.