484     self.escape = function (str) {  argument
485         return nativ.replace.call(str, /[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
516     self.exec = function (str, regex, pos, sticky) {  argument
520         match = fixed.exec.call(r2, str); // Fixed `exec` required for `lastIndex` fix, etc.
550     self.forEach = function (str, regex, callback, context) {  argument
554         while ((match = self.exec(str, regex, pos))) {
555             callback.call(context, match, ++i, str, regex);
668     self.matchChain = function (str, chain) {  argument
682         }([str], 0));
731     self.replace = function (str, search, replacement, scope) {  argument
744 …result = fixed.replace.call(String(str), search2, replacement); // Fixed `replace` required for na…
776     self.split = function (str, separator, limit) {  argument
777         return fixed.split.call(str, separator, limit);
801     self.test = function (str, regex, pos, sticky) {  argument
803         return !!self.exec(str, regex, pos, sticky);
912     fixed.exec = function (str) {  argument
925                 nativ.replace.call(String(str).slice(match.index), r2, function () {
961     fixed.test = function (str) {  argument
963         return !!fixed.exec.call(this, str);
1000         var isRegex = self.isRegExp(search), captureNames, result, str, origLastIndex;
1032 … str = String(this); // Ensure `args[args.length - 1]` will be a string when given nonstring `this`
1033             result = nativ.replace.call(str, search, function () {
1106         var str = String(this),
1119         self.forEach(str, separator, function (match) {
1121                 output.push(str.slice(lastLastIndex, match.index));
1122                 if (match.length > 1 && match.index < str.length) {
1129         if (lastLastIndex === str.length) {
1134             output.push(str.slice(lastLastIndex));
1914 function alert(str)  argument
1916 	window.alert(sh.config.strings.alert + str);
1969 function eachLine(str, callback)  argument
1971 	var lines = splitLines(str);
1987 function trimFirstAndLastLines(str)  argument
1989 	return str.replace(/^[ ]*[\n]+|[\n]*[ ]*$/g, '');
2007 function parseParams(str)  argument
2026 	while ((match = XRegExp.exec(str, regex, pos)) != null)
2053 function wrapLinesWithCode(str, css)  argument
2055 	if (str == null || str.length == 0 || str == '\n')
2056 		return str;
2058 	str = str.replace(/</g, '&lt;');
2061 	str = str.replace(/ {2,}/g, function(m)
2074 		str = eachLine(str, function(line)
2093 	return str;
2185 function fixInputString(str)  argument
2190 		str = str.replace(br, '\n');
2193 		str = str.replace(br, '');
2195 	return str;
2204 function trim(str)  argument
2206 	return str.replace(/^\s+|\s+$/g, '');
2214 function unindent(str)  argument
2216 	var lines = splitLines(fixInputString(str)),
2235 			return str;
2964 	getKeywords: function(str)
2966 		str = str
2971 		return '\\b(?:' + str + ')\\b';