rettal

var str = '\n\n\n    Multiline text\n    with indentation\n        damn.\n\n\n';

// remove first and last empty lines
str = str.replace(/^[\r\n]+|[\n\r]+$/gi, '');

var indentTab  = str.match(/\t*/) != '',
    indentSize = indentTab ? 1 : str.match(/\s*/)[0].length,
    regex      = new RegExp('^(?:' + (indentTab ? '\\t' : ' {' + indentSize + '}') + ')', 'mg');
    
// Remove indent

rettal

<?php

	/**
	 * Formats a JSON string for pretty printing
	 *
	 * @param string $json The JSON to make pretty
	 * @param bool $html Insert nonbreaking spaces and <br />s for tabs and linebreaks
	 * @return string The prettified output
	 * @author Jay Roberts
	 */

rettal

<?php

class AbstractManagerBase extends \PHPUnit_Framework_TestCase
{
    protected function getEmMock()
    {   
        $emMock  = $this->getMock('\Doctrine\ORM\EntityManager',
            array('getRepository', 'getClassMetadata', 'persist', 'flush'), array(), '', false);
        $emMock->expects($this->any())
            ->method('getRepository')

rettal

<div id="chart">
    <h4>Percent of adults over 25 with at least a bachelor's degree:</h4>
    <p><strong>Median:</strong> <span class="median"></span></p>
    <small>Source: <cite><a href="http://census.gov">U.S. Census Bureau</a></cite>, via <cite><a href="http://beta.censusreporter.org/compare/01000US/040/table/?release=acs2011_1yr&table=B15003">Census Reporter</a></cite></small>
</div>

rettal

'use strict';

angular.module('crmApp')
  .filter('isEmptyObject', function () {
    return function (obj) {
      return angular.equals({}, obj);
    };
  });