10 examples of 'javascript convert string to utf 8' in JavaScript

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function Utf8Encode(string) {
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  string = string.replace(/\r\n/g,"\n");
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  var utftext = "";
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  for (var n = 0; n < string.length; n++) {
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    var c = string.charCodeAt(n);
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    if (c < 128) {
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      utftext += String.fromCharCode(c);
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    }
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    else if((c > 127) && (c < 2048)) {
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      utftext += String.fromCharCode((c >> 6) | 192);
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      utftext += String.fromCharCode((c & 63) | 128);
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    }
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    else {
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      utftext += String.fromCharCode((c >> 12) | 224);
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      utftext += String.fromCharCode(((c >> 6) & 63) | 128);
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      utftext += String.fromCharCode((c & 63) | 128);
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    }
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  }
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  return utftext;
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};

43
static utf8StrToBytes(str) {
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    return new TextEncoder("utf-8").encode(str);
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}

20
function Utf8Encode(string) {
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	string = string.replace(/\r\n/g,"\n");
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	var utftext = "";
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	for (var n = 0; n < string.length; n++) {
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		var c = string.charCodeAt(n);
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		if (c < 128) {
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			utftext += String.fromCharCode(c);
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		}
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		else if((c > 127) && (c < 2048)) {
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			utftext += String.fromCharCode((c >> 6) | 192);
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			utftext += String.fromCharCode((c & 63) | 128);
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		}
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		else {
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			utftext += String.fromCharCode((c >> 12) | 224);
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			utftext += String.fromCharCode(((c >> 6) & 63) | 128);
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			utftext += String.fromCharCode((c & 63) | 128);
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		}
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	}
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	return utftext;
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}

16
function utf8_encode( string )
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{
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    string = string.replace(hex_re, "\x0a");
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    var output = '', n, l, c, CC = String.fromCharCode;
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    for (n=0,l=string.length; n 127) && (c < 2048) )
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            output += CC((c >> 6) | 192) + CC((c & 63) | 128);
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        else
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            output += CC((c >> 12) | 224) + CC(((c >> 6) & 63) | 128) + CC((c & 63) | 128);
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    }
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    return output;
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}

102
function utf16to8(str) {
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  var out, i, len, c;
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  out = "";
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  len = str.length;
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  for (i = 0; i < len; i++) {
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    c = str.charCodeAt(i);
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    if ((c >= 0x0001) && (c <= 0x007F)) {
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      out += str.charAt(i);
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    } else if (c > 0x07FF) {
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      out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
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      out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
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      out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
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    } else {
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      out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
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      out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
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    }
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  }
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  return out;
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}

99
function ConvertFromUtf32(i) {
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    return $jsilcore.fromCharCode(i);
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}

48
function encodeUnicode(str) {
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    var res = [];
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    for(var i = 0; i < str.length; i ++ ) {
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        var c = str.charCodeAt(i);
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        if (c > 0x7F) {
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            res[i] = "\\u"+c.toString(16);
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        } else {
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            res[i] = str [i];
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        }
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    }
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    return res.join("");
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}

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private utf8Encode(input: string): string {
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    var output = '';
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    var i = 0;
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    input = input.replace(/\r\n/g, '\n');
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    for (i = 0; i < input.length; i++) {
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        var c = input.charCodeAt(i);
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        if (c < 128) {
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            output += String.fromCharCode(c);
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        } else if ((c > 127) && (c < 2048)) {
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            output += String.fromCharCode((c >> 6) | 192);
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            output += String.fromCharCode((c & 63) | 128);
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        } else {
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            output += String.fromCharCode((c >> 12) | 224);
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            output += String.fromCharCode(((c >> 6) & 63) | 128);
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            output += String.fromCharCode((c & 63) | 128);
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        }
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    }
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    return output;
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}

1
function utf8_decode ( str_data ) {
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    // Converts a UTF-8 encoded string to ISO-8859-1  
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    // 
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    // version: 1004.2314
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    // discuss at: http://phpjs.org/functions/utf8_decode
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    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
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    // +      input by: Aman Gupta
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    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
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    // +   improved by: Norman "zEh" Fuchs
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    // +   bugfixed by: hitwork
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    // +   bugfixed by: Onno Marsman
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    // +      input by: Brett Zamir (http://brett-zamir.me)
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    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
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    // *     example 1: utf8_decode('Kevin van Zonneveld');
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    // *     returns 1: 'Kevin van Zonneveld'
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    var tmp_arr = [], i = 0, ac = 0, c1 = 0, c2 = 0, c3 = 0;
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    str_data += '';
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    while ( i < str_data.length ) {
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        c1 = str_data.charCodeAt(i);
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        if (c1 < 128) {
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            tmp_arr[ac++] = String.fromCharCode(c1);
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            i++;
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        } else if ((c1 > 191) && (c1 < 224)) {
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            c2 = str_data.charCodeAt(i+1);
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            tmp_arr[ac++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));
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            i += 2;
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        } else {
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            c2 = str_data.charCodeAt(i+1);
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            c3 = str_data.charCodeAt(i+2);
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            tmp_arr[ac++] = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
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            i += 3;
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        }
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    }
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    return tmp_arr.join('');
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}

61
function utf8Eencode(string) {
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    string = string.replace(/\r\n/g, "\n");
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    var utftext = "";
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    for (var n = 0; n < string.length; n++) {
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        var c = string.charCodeAt(n);
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        if (c < 128) {
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            utftext += String.fromCharCode(c);
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        }
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        else if ((c > 127) && (c < 2048)) {
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            utftext += String.fromCharCode((c >> 6) | 192);
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            utftext += String.fromCharCode((c & 63) | 128);
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        }
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        else {
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            utftext += String.fromCharCode((c >> 12) | 224);
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            utftext += String.fromCharCode(((c >> 6) & 63) | 128);
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            utftext += String.fromCharCode((c & 63) | 128);
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        }
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    }
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    return utftext;
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}