10 examples of 'replace first character in string javascript' in JavaScript

30
function replaceAt(string, index, char) {
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  return string.substr(0, index) + char + string.substr(index + char.length);
32
}

148
function replaceAt(value, index, character) {
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  return (
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    value.substr(0, index) +
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    character +
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    value.substr(index + character.length)
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  );
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}

160
function stringReplacingCharacterAtIndexWithString(
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  str: string,
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  indexToReplace: number,
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  replacementString: string,
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): string {
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  return (
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    str.substr(0, indexToReplace) +
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    replacementString +
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    str.substr(indexToReplace + 1)
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  );
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}

14
function replaceChar(match) {
15
    return replacements[match];
16
}

51
function replaceAt(str, index, character) {
52
  return str.substr(0, index) + character + str.substr(index+character.length);
53
}

140
function replaceLastCharacter(string, character) {
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    return string.slice(0, string.length - 1) + character;
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}

204
function changePlus(string) {
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  for (var i = 0; i < string.length; i++) {
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    if (string.charAt(i) == " ") {
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      string = string.replaceAt(i, "+");
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    }
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  }
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  return string;
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}

10
export function replaceSubstring(str, start, end, replacer) {
11
  const prefix = str.substring(0, start);
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  let suffix = str.substring(end + 1);
13
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  // Ensure suffix starts with a SPACE,
15
  // caret will be on the same line after replacing
16
  if (suffix[0] !== ' ') {
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    suffix = ` ${suffix}`;
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  }
19
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  const prefixAndContent = `${prefix}${replacer}`;
21
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  return {
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    value: `${prefixAndContent}${suffix}`,
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    caret: prefixAndContent.length + 1,
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  };
26
}

63
function replace(char, pos, val) {
64
  return one(char, val.charCodeAt(pos + 1), settings)
65
}

62
function replaceString(pString,pSearch,pReplace)
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// replaces in the string "pString" multiple substrings "pSearch" by "pReplace"
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{
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	//alert("cstring.js - replaceString() "+pString);
66
	if (!pString) {
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		alert("replaceString()-Call - pString not defined!");
68
	} else if (pString != '') {
69
    {
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  	//alert("cstring.js - replaceString() "+pString);
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  		var vHelpString = '';
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      var vN = pString.indexOf(pSearch);
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  		var vReturnString = '';
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  		while (vN >= 0)
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  		{
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  			if (vN > 0)
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  				vReturnString += pString.substring(0, vN);
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  			vReturnString += pReplace;
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              if (vN + pSearch.length < pString.length) {
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  				pString = pString.substring(vN+pSearch.length, pString.length);
81
  			} else {
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  				pString = ''
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  			}
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  			vN = pString.indexOf(pSearch);
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  		};
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  	};
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  	return vReturnString + pString;
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  }
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};