Error source: The code has illegal Ascll code character, illegal space, generally copy the code on the web page to the editor will appear this error.
Solution: According to the error prompt line to find the illegal character, delete it. If the character in the Chinese state below the red wave, directly modify, if the space error, the first block of code to see what part is redundant, delete it. Really can not find the error character, code short can be handwritten.