add example of the variation of remove method
add example of the variation of remove method

TimothyGu/ejs-tj,operatino/ejs,insidewarehouse/ejs,insidewarehouse/ejs,mmis1000/ejs-promise,xanxiver/ejs,kolonse/ejs,cnwhy/ejs,zensh/ejs,rpaterson/ejs,tyduptyler13/ejs,TimothyGu/ejs-tj,cnwhy/ejs,mde/ejs,jtsay362/solveforall-ejs2,kolonse/ejs,zensh/ejs