Question

^{Code the following function in JAVASCRIPT (Use of the given list of inbuilt
Assignment-2(2).pdf + х A file:///C:/Users/bhati/OneDrive/Desktop/Assignment-2(2).pdf 5 of 6 O + Fit to page IL Page view AV Read aloud 1 Add notes 6 String built-in functions endsWith() includes() indexof) lastIndexOf() localeCompare() match() repeat) replace() search() slice () split() startsWith() substr() substring() toLocaleLowerCase() toLocaleUppercase () toLowerCase() toString() toUpperCase() trim() valueof() trimLeft and trimRight unshift () valueof() Array built-in functions concat() copywithin() every() fill() filter() find() findIndex() forEach() indexOf() isArray ( ) join() lastIndexOf() map) pop) push() reduce () reduceRight() reverse() shift slice some () sort () splice () toString() Type here to search CX ( o C) ENG 7:21 AM 2020-07-31
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^{Write a function that searches the string (passed as first argument) for the character (passed as second argument) and changes the case for all instances of that char found in string. The function should return the new string as shown in example below: function(‘abRA’, ‘a’) // returns ‘AbRa’}

Answer 1

<script>
function search(string,character) {
   var result="";
   for(var i=0;i<string.length;i=i+1){
       if(string[i]==character){
   var asc_val=string[i].charCodeAt(0);
   if(asc_val>=65 && asc_val<=90){
   result=result+String.fromCharCode(asc_val+32);
}
else{
   result=result+String.fromCharCode(asc_val-32);
}  
}
else{
   result=result+string[i]
}
   }
return result
}
document.write(search('aaaBAchea','a')+"<br>");
document.write(search('aaaBAchea','A')+"<br>");
document.write(search('abRA','a')+"<br>");
</script>

JavaScript Result AAABAcheA aaaBachea ABRA 4 8 } 1 <script> 2 function search(string, character) { 3 var result=""; for(var i=0;i<string.length;i=i+1) { 5 if(string[i]==character) { var asc val=string[i].charCodeAt(0); 7 if(asc_val>=65 && asc_val<=90) { result=result+String.fromCharCode (asc_val+32); 9 10 else{ 11 result=result+String.fromCharCode(asc_val-32); 12 13 14 else{ 15 result=result+string[i] 16 17 18 return result 19} 20 document.write(search('aaaBAchea', 'a')+"<br>"); 21 document.write(search('aaaBAchea', 'A')+"<br>"); 22 document.write(search('abRA', 'a')+"<br>"); 23 </script> } } } }

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