PHP Save decimal Point Summary

PHP Reserved decimal point Summary

php reserved Two decimal places and rounded ?

PHP code??

2. $num? =?123213.666666;??
4. echosprintf ("%.2f",? $num);??

PHP retains two decimal places and does not round ?

PHP code??

2. $num? =?123213.666666;??
4. Echosprintf ("%.2f",substr(sprintf ("%.3f",? $num), 0,?-2));??

php into a method to take the whole ?

PHP code??

2. echo ? ceil (4.3);???? / /?5 ??
4. Echo? Ceil (9.999);?? //?10??

php House de method, take integer ?

PHP code??

2. echo ? floor (4.3);??? / /?4 ??
4. Echo? Floor (9.999);? //?9??

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