Question

write three important point to remember when writing a function​

Answer 1

$\huge\underline{\overline{\mid{\bold{\red{ɪᴛᴢ ᴍᴏᴏɴ ʙᴏʏ-}}\mid}}}$

ʀᴇᴍᴇᴍʙᴇʀ ʏᴏᴜ’ʀᴇ ᴏɴ ᴛʜᴇ ɪɴᴛᴇʀɴᴇᴛ.

ʏᴏᴜ ᴅᴏɴ’ᴛ ʙᴇʟɪᴇᴠᴇ ᴀʟʟ ᴛʜᴇ ɴᴇᴡs ʏᴏᴜ ʀᴇᴀᴅ ɪs ʟᴇɢɪᴛ ᴏʀ ᴛʜᴀᴛ ᴛʜᴇ ᴘʜᴏᴛᴏs ʏᴏᴜ sᴇᴇ ᴀʀᴇɴ’ᴛ ᴘʜᴏᴛᴏsʜᴏᴘᴘᴇᴅ, sᴏ ᴅᴏɴ’ᴛ ᴛᴀᴋᴇ ᴇᴠᴇʀʏᴛʜɪɴɢ ᴛʜᴀᴛ ʏᴏᴜ ʀᴇᴀᴅ ʟɪᴛᴇʀᴀʟʟʏ. ᴊᴜsᴛ ʙᴇᴄᴀᴜsᴇ ɪᴛ’s ᴀʙᴏᴜᴛ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴅᴏᴇs ɴᴏᴛ ᴍᴇᴀɴ ɪᴛ’s ʀᴇʟɪᴀʙʟᴇ ᴏʀ ᴄᴏʀʀᴇᴄᴛ. ɪᴛ ᴡᴀs ᴡʀɪᴛᴛᴇɴ ʙʏ ᴀ ᴘᴇʀsᴏɴ, ᴀɴᴅ ᴘᴇᴏᴘʟᴇ ᴍᴀᴋᴇ ᴍɪsᴛᴀᴋᴇs ᴀɴᴅ ᴀʀᴇ ʙɪᴀsᴇᴅ.

. ᴛʜᴇ ᴏɴʟʏ ᴄᴏᴅᴇ ᴛʜᴀᴛ ɪs ᴛʀᴜʟʏ ʙᴀᴅ ɪs ᴄᴏᴅᴇ ᴛʜᴀᴛ ᴅᴏᴇs ɴᴏᴛ ᴡᴏʀᴋ ᴏʀ ᴅᴏ ᴡʜᴀᴛ ɪᴛ sʜᴏᴜʟᴅ.

ʏᴏᴜ’ʟʟ ᴄᴏᴍᴇ ᴀᴄʀᴏss ᴀ ʟᴏᴛ ᴏғ ᴀʀᴛɪᴄʟᴇs ᴛʜᴀᴛ sᴛᴀʀᴛ sᴏᴍᴇᴛʜɪɴɢ ʟɪᴋᴇ ɪғ ʏᴏᴜ… ʏᴏᴜ’ʀᴇ ᴅᴏɪɴɢ ɪᴛ ᴡʀᴏɴɢ. ᴛʜᴇ ᴠᴀsᴛ ᴍᴀᴊᴏʀɪᴛʏ ᴏғ ᴛʜᴇsᴇ ᴀʀᴇ ᴊᴜsᴛ ᴏᴘɪɴɪᴏɴs. ғᴏᴄᴜs ᴏɴ ʏᴏᴜʀ ᴄᴏᴅᴇ ʀᴇᴛᴜʀɴɪɴɢ ᴛʜᴇ ᴄᴏʀʀᴇᴄᴛ ʀᴇsᴜʟᴛ ғɪʀsᴛ.

ʏᴏᴜ ᴄᴀɴ ᴡʀɪᴛᴇ ᴀ sɪᴍᴘʟᴇ ғᴜɴᴄᴛɪᴏɴ ᴛʜᴀᴛ ʀᴇᴛᴜʀɴs ᴛʜᴇ sᴀᴍᴇ ʀᴇsᴜʟᴛ ɪɴ ᴀʟᴍᴏsᴛ ᴀɴʏ ʟᴀɴɢᴜᴀɢᴇ ɪɴ ᴀ ʜᴜɴᴅʀᴇᴅ ᴅɪғғᴇʀᴇɴᴛ ᴡᴀʏs; ɪғ ᴛʜᴇɪʀ ᴡᴀʏ ᴏғ ᴅᴏɪɴɢ ɪᴛ ɪs sᴏ “ʀɪɢʜᴛ”, ᴡʜᴀᴛ ᴍᴀᴋᴇs ᴛʜᴇ ᴏᴛʜᴇʀ ɴɪɴᴇᴛʏ-ɴɪɴᴇ ᴡʀᴏɴɢ? ᴀɴᴅ ᴡʜᴀᴛ’ʀᴇ ᴛʜᴇʏ ɢʀᴀᴅɪɴɢ ɪᴛ ʙʏ — ʀᴇᴀᴅᴀʙɪʟɪᴛʏ? ᴇxᴇᴄᴜᴛɪᴏɴ ᴛɪᴍᴇ? ɪᴛ’s ᴀʟʟ ʀᴇʟᴀᴛɪᴠᴇ ᴛᴏ ᴡʜᴀᴛ ʏᴏᴜ ɴᴇᴇᴅ ᴡʜᴇɴ ʏᴏᴜ ᴄᴏᴅᴇ.

ʙᴀᴅ ɴᴀᴍɪɴɢ ᴄᴏɴᴠᴇɴᴛɪᴏɴs, ɪɴᴅᴇɴᴛᴀᴛɪᴏɴ ᴀɴᴅ ᴅᴏᴄᴜᴍᴇɴᴛᴀᴛɪᴏɴ ᴀʀᴇ ᴍᴏʀᴇ ʟɪᴋᴇʟʏ ᴛᴏ ᴘʀᴏᴅᴜᴄᴇ “ʙᴀᴅ” ᴄᴏᴅᴇ ᴛʜᴀɴ ᴛʜᴇ ᴍᴇᴛʜᴏᴅ ʏᴏᴜ ᴄʜᴏᴏsᴇ ғᴏʀ ᴀ ʟᴏᴏᴘ.

. ᴘʀᴏɢʀᴀᴍᴍᴇʀs ʜᴀᴠᴇ ᴀ ᴋɴᴀᴄᴋ ғᴏʀ ᴍᴀᴋɪɴɢ ᴏᴛʜᴇʀ ᴘᴇᴏᴘʟᴇ ғᴇᴇʟ ᴅᴜᴍʙ.

ᴛᴡᴏ ᴄᴏᴍᴍᴏɴ ᴄᴏɴᴄᴇᴘᴛs ɪɴ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴀʀᴇ ᴏʙғᴜsᴄᴀᴛɪᴏɴ (ᴏʙsᴄᴜʀɪɴɢ ᴏғ ɪɴᴛᴇɴᴅᴇᴅ ᴍᴇᴀɴɪɴɢ ɪɴ ᴄᴏᴍᴍᴜɴɪᴄᴀᴛɪᴏɴ, ᴍᴀᴋɪɴɢ ᴛʜᴇ ᴍᴇssᴀɢᴇ ᴄᴏɴғᴜsɪɴɢ, ᴡɪʟғᴜʟʟʏ ᴀᴍʙɪɢᴜᴏᴜs, ᴏʀ ʜᴀʀᴅᴇʀ ᴛᴏ ᴜɴᴅᴇʀsᴛᴀɴᴅ) ᴀɴᴅ ᴀʙsᴛʀᴀᴄᴛɪᴏɴ, ᴀɴᴅ ғᴏʀ sᴏᴍᴇ ʀᴇᴀsᴏɴ ᴛʜɪs sᴇᴇᴍs ᴛᴏ ᴄᴀʀʀʏ ᴛʜʀᴏᴜɢʜ ᴛᴏ ᴀ ʟᴏᴛ ᴏғ sᴛᴜғғ ᴛʜᴀᴛ ᴘʀᴏɢʀᴀᴍᴍᴇʀs ᴡʀɪᴛᴇ ᴀʙᴏᴜᴛ.

ᴛʜᴇʏ ᴛᴇɴᴅ ᴛᴏ ᴜsᴇ ᴠᴇʀʏ ʟᴀʀɢᴇ ᴡᴏʀᴅs, ᴏʀ ᴛᴇʀᴍs ᴛʜᴀᴛ ᴏɴʟʏ ʀᴇʟᴀᴛᴇ ᴛᴏ ᴛʜᴇ ғɪᴇʟᴅ ᴏғ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴡʜᴇɴ ᴛʜᴇʏ’ʀᴇ ᴡʀɪᴛɪɴɢ. ɪғ ʏᴏᴜ ʜᴀᴠᴇ ᴛᴏ ɢᴏᴏɢʟᴇ ᴀ ᴡᴏʀᴅ ғɪғᴛᴇᴇɴ ᴛɪᴍᴇs ᴡʜɪʟᴇ ʀᴇᴀᴅɪɴɢ ᴀɴ ᴀʀᴛɪᴄʟᴇ, ᴋᴇᴇᴘ ɪɴ ᴍɪɴᴅ ʏᴏᴜ’ʀᴇ ɴᴏᴛ ᴅᴜᴍʙ. ᴏɴ ᴛʜᴇ ᴄᴏɴᴛʀᴀʀʏ, ᴛʜᴇ ᴡʀɪᴛᴇʀ ᴍᴏsᴛ ʟɪᴋᴇʟʏ ᴡᴀɴᴛᴇᴅ ᴛᴏ ʏᴏᴜ ᴛᴏ ᴛʜɪɴᴋ ʜᴇ ᴡᴀs ʀᴇᴀʟʟʏ ᴄʟᴇᴠᴇʀ ᴀɴᴅ ɪᴍᴘʀᴇss ʏᴏᴜ.

ᴡʜᴀᴛ ʜᴇ ᴅɪᴅɴ’ᴛ ʀᴇᴀʟɪᴢᴇ ɪs ᴛʜᴀᴛ ᴡʜᴇɴ ʀᴇᴀᴅɪɴɢ ᴀɴ ᴀʀᴛɪᴄʟᴇ ᴡɪᴛʜ ʙɪɢ ᴡᴏʀᴅs ᴘᴇᴏᴘʟᴇ ɪɴ ɢᴇɴᴇʀᴀʟ ᴛᴇɴᴅ ᴛᴏ ᴛʜɪɴᴋ ᴛʜᴇ ᴡʀɪᴛᴇʀ ɪs ɴᴏʀᴍᴀʟ ᴀɴᴅ ᴛʜᴇʏ ᴀʀᴇ ᴅᴜᴍʙ.

Answer 2

$</p><p>\huge{ \mathfrak{ \overline{ \underline{ \underline{ \blue{ Answer☻}}}}}}</p><p>$

ʀᴇᴍᴇᴍʙᴇʀ ʏᴏᴜ’ʀᴇ ᴏɴ ᴛʜᴇ ɪɴᴛᴇʀɴᴇᴛ.

ʏᴏᴜ ᴅᴏɴ’ᴛ ʙᴇʟɪᴇᴠᴇ ᴀʟʟ ᴛʜᴇ ɴᴇᴡs ʏᴏᴜ ʀᴇᴀᴅ ɪs ʟᴇɢɪᴛ ᴏʀ ᴛʜᴀᴛ ᴛʜᴇ ᴘʜᴏᴛᴏs ʏᴏᴜ sᴇᴇ ᴀʀᴇɴ’ᴛ ᴘʜᴏᴛᴏsʜᴏᴘᴘᴇᴅ, sᴏ ᴅᴏɴ’ᴛ ᴛᴀᴋᴇ ᴇᴠᴇʀʏᴛʜɪɴɢ ᴛʜᴀᴛ ʏᴏᴜ ʀᴇᴀᴅ ʟɪᴛᴇʀᴀʟʟʏ. ᴊᴜsᴛ ʙᴇᴄᴀᴜsᴇ ɪᴛ’s ᴀʙᴏᴜᴛ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴅᴏᴇs ɴᴏᴛ ᴍᴇᴀɴ ɪᴛ’s ʀᴇʟɪᴀʙʟᴇ ᴏʀ ᴄᴏʀʀᴇᴄᴛ. ɪᴛ ᴡᴀs ᴡʀɪᴛᴛᴇɴ ʙʏ ᴀ ᴘᴇʀsᴏɴ, ᴀɴᴅ ᴘᴇᴏᴘʟᴇ ᴍᴀᴋᴇ ᴍɪsᴛᴀᴋᴇs ᴀɴᴅ ᴀʀᴇ ʙɪᴀsᴇᴅ.

. ᴛʜᴇ ᴏɴʟʏ ᴄᴏᴅᴇ ᴛʜᴀᴛ ɪs ᴛʀᴜʟʏ ʙᴀᴅ ɪs ᴄᴏᴅᴇ ᴛʜᴀᴛ ᴅᴏᴇs ɴᴏᴛ ᴡᴏʀᴋ ᴏʀ ᴅᴏ ᴡʜᴀᴛ ɪᴛ sʜᴏᴜʟᴅ.

ʏᴏᴜ’ʟʟ ᴄᴏᴍᴇ ᴀᴄʀᴏss ᴀ ʟᴏᴛ ᴏғ ᴀʀᴛɪᴄʟᴇs ᴛʜᴀᴛ sᴛᴀʀᴛ sᴏᴍᴇᴛʜɪɴɢ ʟɪᴋᴇ ɪғ ʏᴏᴜ… ʏᴏᴜ’ʀᴇ ᴅᴏɪɴɢ ɪᴛ ᴡʀᴏɴɢ. ᴛʜᴇ ᴠᴀsᴛ ᴍᴀᴊᴏʀɪᴛʏ ᴏғ ᴛʜᴇsᴇ ᴀʀᴇ ᴊᴜsᴛ ᴏᴘɪɴɪᴏɴs. ғᴏᴄᴜs ᴏɴ ʏᴏᴜʀ ᴄᴏᴅᴇ ʀᴇᴛᴜʀɴɪɴɢ ᴛʜᴇ ᴄᴏʀʀᴇᴄᴛ ʀᴇsᴜʟᴛ ғɪʀsᴛ.

ʏᴏᴜ ᴄᴀɴ ᴡʀɪᴛᴇ ᴀ sɪᴍᴘʟᴇ ғᴜɴᴄᴛɪᴏɴ ᴛʜᴀᴛ ʀᴇᴛᴜʀɴs ᴛʜᴇ sᴀᴍᴇ ʀᴇsᴜʟᴛ ɪɴ ᴀʟᴍᴏsᴛ ᴀɴʏ ʟᴀɴɢᴜᴀɢᴇ ɪɴ ᴀ ʜᴜɴᴅʀᴇᴅ ᴅɪғғᴇʀᴇɴᴛ ᴡᴀʏs; ɪғ ᴛʜᴇɪʀ ᴡᴀʏ ᴏғ ᴅᴏɪɴɢ ɪᴛ ɪs sᴏ “ʀɪɢʜᴛ”, ᴡʜᴀᴛ ᴍᴀᴋᴇs ᴛʜᴇ ᴏᴛʜᴇʀ ɴɪɴᴇᴛʏ-ɴɪɴᴇ ᴡʀᴏɴɢ? ᴀɴᴅ ᴡʜᴀᴛ’ʀᴇ ᴛʜᴇʏ ɢʀᴀᴅɪɴɢ ɪᴛ ʙʏ — ʀᴇᴀᴅᴀʙɪʟɪᴛʏ? ᴇxᴇᴄᴜᴛɪᴏɴ ᴛɪᴍᴇ? ɪᴛ’s ᴀʟʟ ʀᴇʟᴀᴛɪᴠᴇ ᴛᴏ ᴡʜᴀᴛ ʏᴏᴜ ɴᴇᴇᴅ ᴡʜᴇɴ ʏᴏᴜ ᴄᴏᴅᴇ.

ʙᴀᴅ ɴᴀᴍɪɴɢ ᴄᴏɴᴠᴇɴᴛɪᴏɴs, ɪɴᴅᴇɴᴛᴀᴛɪᴏɴ ᴀɴᴅ ᴅᴏᴄᴜᴍᴇɴᴛᴀᴛɪᴏɴ ᴀʀᴇ ᴍᴏʀᴇ ʟɪᴋᴇʟʏ ᴛᴏ ᴘʀᴏᴅᴜᴄᴇ “ʙᴀᴅ” ᴄᴏᴅᴇ ᴛʜᴀɴ ᴛʜᴇ ᴍᴇᴛʜᴏᴅ ʏᴏᴜ ᴄʜᴏᴏsᴇ ғᴏʀ ᴀ ʟᴏᴏᴘ.

. ᴘʀᴏɢʀᴀᴍᴍᴇʀs ʜᴀᴠᴇ ᴀ ᴋɴᴀᴄᴋ ғᴏʀ ᴍᴀᴋɪɴɢ ᴏᴛʜᴇʀ ᴘᴇᴏᴘʟᴇ ғᴇᴇʟ ᴅᴜᴍʙ.

ᴛᴡᴏ ᴄᴏᴍᴍᴏɴ ᴄᴏɴᴄᴇᴘᴛs ɪɴ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴀʀᴇ ᴏʙғᴜsᴄᴀᴛɪᴏɴ (ᴏʙsᴄᴜʀɪɴɢ ᴏғ ɪɴᴛᴇɴᴅᴇᴅ ᴍᴇᴀɴɪɴɢ ɪɴ ᴄᴏᴍᴍᴜɴɪᴄᴀᴛɪᴏɴ, ᴍᴀᴋɪɴɢ ᴛʜᴇ ᴍᴇssᴀɢᴇ ᴄᴏɴғᴜsɪɴɢ, ᴡɪʟғᴜʟʟʏ ᴀᴍʙɪɢᴜᴏᴜs, ᴏʀ ʜᴀʀᴅᴇʀ ᴛᴏ ᴜɴᴅᴇʀsᴛᴀɴᴅ) ᴀɴᴅ ᴀʙsᴛʀᴀᴄᴛɪᴏɴ, ᴀɴᴅ ғᴏʀ sᴏᴍᴇ ʀᴇᴀsᴏɴ ᴛʜɪs sᴇᴇᴍs ᴛᴏ ᴄᴀʀʀʏ ᴛʜʀᴏᴜɢʜ ᴛᴏ ᴀ ʟᴏᴛ ᴏғ sᴛᴜғғ ᴛʜᴀᴛ ᴘʀᴏɢʀᴀᴍᴍᴇʀs ᴡʀɪᴛᴇ ᴀʙᴏᴜᴛ.

ᴛʜᴇʏ ᴛᴇɴᴅ ᴛᴏ ᴜsᴇ ᴠᴇʀʏ ʟᴀʀɢᴇ ᴡᴏʀᴅs, ᴏʀ ᴛᴇʀᴍs ᴛʜᴀᴛ ᴏɴʟʏ ʀᴇʟᴀᴛᴇ ᴛᴏ ᴛʜᴇ ғɪᴇʟᴅ ᴏғ ᴘʀᴏɢʀᴀᴍᴍɪɴɢ ᴡʜᴇɴ ᴛʜᴇʏ’ʀᴇ ᴡʀɪᴛɪɴɢ. ɪғ ʏᴏᴜ ʜᴀᴠᴇ ᴛᴏ ɢᴏᴏɢʟᴇ ᴀ ᴡᴏʀᴅ ғɪғᴛᴇᴇɴ ᴛɪᴍᴇs ᴡʜɪʟᴇ ʀᴇᴀᴅɪɴɢ ᴀɴ ᴀʀᴛɪᴄʟᴇ, ᴋᴇᴇᴘ ɪɴ ᴍɪɴᴅ ʏᴏᴜ’ʀᴇ ɴᴏᴛ ᴅᴜᴍʙ. ᴏɴ ᴛʜᴇ ᴄᴏɴᴛʀᴀʀʏ, ᴛʜᴇ ᴡʀɪᴛᴇʀ ᴍᴏsᴛ ʟɪᴋᴇʟʏ ᴡᴀɴᴛᴇᴅ ᴛᴏ ʏᴏᴜ ᴛᴏ ᴛʜɪɴᴋ ʜᴇ ᴡᴀs ʀᴇᴀʟʟʏ ᴄʟᴇᴠᴇʀ ᴀɴᴅ ɪᴍᴘʀᴇss ʏᴏᴜ.

ᴡʜᴀᴛ ʜᴇ ᴅɪᴅɴ’ᴛ ʀᴇᴀʟɪᴢᴇ ɪs ᴛʜᴀᴛ ᴡʜᴇɴ ʀᴇᴀᴅɪɴɢ ᴀɴ ᴀʀᴛɪᴄʟᴇ ᴡɪᴛʜ ʙɪɢ ᴡᴏʀᴅs ᴘᴇᴏᴘʟᴇ ɪɴ ɢᴇɴᴇʀᴀʟ ᴛᴇɴᴅ ᴛᴏ ᴛʜɪɴᴋ ᴛʜᴇ ᴡʀɪᴛᴇʀ ɪs ɴᴏʀᴍᴀʟ ᴀɴᴅ ᴛʜᴇʏ ᴀʀᴇ ᴅᴜᴍʙ.