Javascript中查找不以XX字符结尾的单词示例代码_javascript技巧

var str = "eattd gebcat gedat jadu geat beu";

var exp1 = /\bge\w+/ig;

var matchedStr = exp1.exec(str);

while (matchedStr != null && matchedStr.index if (matchedStr[0] != null) {
inv.innerHTML += "
The result is: " + matchedStr[0];
//newStr = newStr.replace(matchedStr[0]);
wordsArr.push(matchedStr[0]);
}
matchedStr = exp1.exec(str);
}

var exp1 = /\w+(at\b)/ig;

var exp1 = /\b(?!ge)\w+/ig;
var wordsArr = new Array();
var matchedStr = exp1.exec(str);

while (matchedStr != null && matchedStr.index if (matchedStr[0] != null) {
inv.innerHTML += "
The result is: " + matchedStr[0];
newStr = newStr.replace(matchedStr[0]);
wordsArr.push(matchedStr[0]);
}
matchedStr = exp1.exec(str);
}

//wordsArr = newStr.split(" ");

for (var i = 0; i if (wordsArr[i] == "undefined") {
wordsArr.splice(i,1);
} else
i++
}

var exp1 = /\w+(?

var exp1 = /\w+(?!at\b)/ig;

function RegularExpTest() {
var inv = document.getElementById("RegexTest");
var str = "eattd gedbcat gedat jadu geat beu";
var newStr = str;
var exp1 = /\w+at\b/ig;
var wordsArr = new Array();
var matchedStr = exp1.exec(str);

while (matchedStr != null && matchedStr.index if (matchedStr[0] != null) {
inv.innerHTML += "
The result is: " + matchedStr[0];
newStr = newStr.replace(matchedStr[0]);
}
matchedStr = exp1.exec(str);
}

wordsArr = newStr.split(" ");

for (var i = 0; i if (wordsArr[i] == "undefined") {
wordsArr.splice(i,1);
} else
i++
}

inv.innerHTML += "
The result is: " + wordsArr;
}