Web Front-endJS TutorialThe speed battle between String and StringBuffer in JavaScript_javascript tips
There is no StringBuffer class in Javascript when displaying the situation. A mainstream implementation of the Javascript StringBuffer class is to construct a StringBuffer class through prototype.
StringBuffer.js
function StringBuffer(){
this.content = new Array;
}
StringBuffer.prototype.append = function( str ){
this.content.push( str );
}
StringBuffer.prototype.toString = function(){
return this.content.join("");
}
Now let us write a test case:
TestStringBUffer.html
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