getElementByIdx_x js custom getElementById function_javascript skills-JS Tutorial-php.cn

getElementByIdx_x js custom getElementById function_javascript skills

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Release： 2016-05-16 17:56:47

Original

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Function code:

Copy code The code is as follows:

 
document.getElementByIdx_x=function(id){ 
if(typeof id =='string') 
return document.getElementById(id); 
else 
throw new error('please pass a string as a id!') 
} 

Example code:

Copy code The code is as follows:

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