사이사이 공백 넣기
var text = "aaa111bbb222ccc33dd";
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
var text = "aaa111bbb222ccc33dd";
var result = text.replace(/\d+/g, " $& ");
console.log(result);
</script>
</body>
</html>
코드 번호 지우기
1: public String testSHA256(String str){
2: String SHA = "";
3: try{
4: MessageDigest sh = MessageDigest.getInstance("SHA-256");
5: sh.update(str.getBytes());
6: byte byteData[] = sh.digest();
7: StringBuffer sb = new StringBuffer();
8: for(int i = 0 ; i < byteData.length ; i++){
9: sb.append(Integer.toString((byteData[i]&0xff) + 0x100, 16).substring(1));
10: }
11: SHA = sb.toString();
12: }catch(NoSuchAlgorithmException e){
13: e.printStackTrace();
14: SHA = null;
15: }
16: return SHA;
17: }
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
var text = `
1: public String testSHA256(String str){
2: String SHA = "";
3: try{
4: MessageDigest sh = MessageDigest.getInstance("SHA-256");
5: sh.update(str.getBytes());
6: byte byteData[] = sh.digest();
7: StringBuffer sb = new StringBuffer();
8: for(int i = 0 ; i < byteData.length ; i++){
9: sb.append(Integer.toString((byteData[i]&0xff) + 0x100, 16).substring(1));
10: }
11: SHA = sb.toString();
12: }catch(NoSuchAlgorithmException e){
13: e.printStackTrace();
14: SHA = null;
15: }
16: return SHA;
17: }` ;
var result = text.replace(/\d+:/g, "");
console.log(result);
</script>
</body>
</html>
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