I need to convert a color jpg png map to a monochrome bitmap (not wbmp, in the GD library, but bmp), similar to the windows drawing tool: : : now we need to use php code to implement it. Do you have any ideas? Or ready-made wheels? Ask for advice...
initial conditions 1. 2.() desired effect 3.php 4.html css repeat ...
I read this http: yuncode.net code c_594. is successful after using it. It doesn t seem to be misused, and it doesn t seem to have a bad effect. it s just a little more skeptical . question 1 this is to multiply the height by 0.9 if you excee...
there is a cloth size of $plat 600x300 I have first put a piece of film into the right 300x300 of this cloth right imagecopyresampled($plat, $xxx, 300, 0, 0, 0, 300, 300, 300, 300); then you want to 300x300 the user s slices to the left . left ...
use PHP s GD library to generate posters, and then cut the QR code into a circle and put it in a specified location. I found all the codes on the Internet, but now I still encounter that the QR code has been cut into a circle, but the picture has its o...
this is the testing phase. it seems that AppID and AppSecret are needed to authorize Wechat to log in on the web page in Wechat s official account. No, no, no. ...
defines an array days,. When I changed the value of this.day1 in the array, the value of days did not change. Is there any way to make elements in days an array address reference? Hopefully, when day1 changes, so does the value of days [0]. this.d...
request different pages, sptoken is constantly changing ...
gulp packaging configuration, how to configure a folder, all the levels below it remain unchanged. If there are things that can be compressed, such as js,css, compress them, and copy those that cannot be compressed directly ....
excuse me, how can I modify the variable passed in outside the function, not the one that modifies the copy? function minus_num(num) { num -= 1 } var a = 10 while (num > 0){ minus_num(num) } console.log(a) 0 ...