Method: exec()

The exec() method executes a search for a match in a specified string.

Syntax

var exp = new apgExp(pattern[, flags]);
var result = exp.exec(str);

Parameters

• str: string/array: The string to search for a pattern match in. May be a string or array of integer character codes.

Return

If the match succeeds, a result object is returned, otherwise null.

Example

var pattern, str, exp, result;
var printResult = function(result){
  if(result){
    console.log("found: " + result[0] + " :at: " + result.index);
  }else{
    console.log("not found: result: " + result);
  }
}
pattern = 'pattern = "abc"\n';
exp = new apgExp(pattern);
result = exp.exec("---abc");
printResult(result);
result = exp.exec([45, 45, 45, 97, 98, 99]);
printResult(result);
result = exp.exec("xyz");
printResult(result);
/* returns */
found: abc :at: 3
found: abc :at: 3
not found: result: null