本文整理汇总了C#中Permutation.IsNullOrEmpty方法的典型用法代码示例。如果您正苦于以下问题：C# Permutation.IsNullOrEmpty方法的具体用法？C# Permutation.IsNullOrEmpty怎么用？C# Permutation.IsNullOrEmpty使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Permutation的用法示例。
在下文中一共展示了Permutation.IsNullOrEmpty方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetIndex
private int GetIndex(string innerMacro, Permutation eachItems) {
if (eachItems.IsNullOrEmpty()) {
return -1;
}
for (int i = 0; i < eachItems.Names.Length; i++) {
if (eachItems.Names[i] == innerMacro) {
return i;
}
}
int ndx;
if (!Int32.TryParse(innerMacro, out ndx)) {
return innerMacro.Equals("each", StringComparison.CurrentCultureIgnoreCase) ? 0 : -1;
}
return ndx;
}示例2: ResolveMacrosInContext
public string ResolveMacrosInContext(string value, Permutation eachItems = null, bool itemsOnly = false) {
bool keepGoing;
if(string.IsNullOrEmpty(value)) {
return value;
}
do {
keepGoing = false;
var matches = _macro.Matches(value);
foreach(var m in matches) {
var match = m as Match;
var innerMacro = match.Groups[2].Value;
var outerMacro = match.Groups[1].Value;
string replacement = null;
var ndx = GetIndex(innerMacro, eachItems);
if(!itemsOnly && ndx < 0) {
// get the first responder.
var indexOfDot = innerMacro.IndexOf('.');
if(indexOfDot > -1) {
var membr = innerMacro.Substring(0, indexOfDot);
var val = LookupMacroValue(membr, this);
if(val != null) {
var obval = val.SimpleEval2(innerMacro.Substring(indexOfDot + 1).Trim());
if(obval != null) {
replacement = obval.ToString();
}
}
}
else {
var mv = LookupMacroValue(innerMacro, this);
if (!mv.IsNullOrEmpty()) {
replacement = mv.CollapseToString();
}
// replacement = LookupMacroValue(innerMacro, this).CollapseToString();
}
}
if(!eachItems.IsNullOrEmpty()) {
// hardcoded to produce permutation string map.
if (innerMacro.Equals("Permutation", StringComparison.CurrentCultureIgnoreCase)) {
replacement = eachItems.Names.Zip(eachItems.Values, (a, b) => "{0}={1}".format(a, b.ToString())).Aggregate((each, current) => each + ";" + current);
}
// try resolving it as an ${each.property} style.
// the element at the front is the 'this' value
// just trim off whatever is at the front up to and including the first dot.
try {
if(ndx >= 0) {
if(ndx < eachItems.Values.Length) {
value = value.Replace(outerMacro, eachItems.Values[ndx].ToString());
keepGoing = true;
}
}
else {
if(innerMacro.Contains(".")) {
var indexOfDot = innerMacro.IndexOf('.');
ndx = GetIndex(innerMacro.Substring(0, indexOfDot), eachItems);
if(ndx >= 0) {
if(ndx < eachItems.Values.Length) {
innerMacro = innerMacro.Substring(indexOfDot + 1).Trim();
var v = eachItems.Values[ndx].SimpleEval2(innerMacro);
if(v != null) {
var r = v.ToString();
value = value.Replace(outerMacro, r);
keepGoing = true;
}
}
}
}
}
}
catch {
// meh. screw em'
}
}
if(replacement != null) {
value = value.Replace(outerMacro, replacement);
keepGoing = true;
break;
}
}
} while(keepGoing);
return value.Replace("${ElementId}", "").Replace("${conditionFolder}", "");
}